WO2002026617A3 - Process for extracting and purifying naturally occurring zeolite - Google Patents
Process for extracting and purifying naturally occurring zeolite Download PDFInfo
- Publication number
- WO2002026617A3 WO2002026617A3 PCT/US2001/030487 US0130487W WO0226617A3 WO 2002026617 A3 WO2002026617 A3 WO 2002026617A3 US 0130487 W US0130487 W US 0130487W WO 0226617 A3 WO0226617 A3 WO 0226617A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- extracting
- naturally occurring
- occurring zeolite
- purifying naturally
- zeolite
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 229910021536 Zeolite Inorganic materials 0.000 title abstract 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 title abstract 3
- 239000010457 zeolite Substances 0.000 title abstract 3
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000004927 clay Substances 0.000 abstract 1
- 239000000356 contaminant Substances 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000003311 flocculating effect Effects 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
- C01B39/26—Mordenite type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2433—Discharge mechanisms for floating particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/30—Control equipment
- B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/62—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
- B03B5/623—Upward current classifiers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002530408A JP2004515336A (en) | 2000-09-27 | 2001-09-27 | Method for extracting and purifying naturally produced zeolite |
AU2001293182A AU2001293182A1 (en) | 2000-09-27 | 2001-09-27 | Process for extracting and purifying naturally occurring zeolite |
MXPA03002655A MXPA03002655A (en) | 2000-09-27 | 2001-09-27 | Process for extracting and purifying naturally occurring zeolite. |
EP01973623A EP1322426A4 (en) | 2000-09-27 | 2001-09-27 | Process for extracting and purifying naturally occurring zeolite |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/672,065 US6662951B1 (en) | 2000-09-27 | 2000-09-27 | Process for extracting and purifying naturally occurring zeolite |
US09/672,065 | 2000-09-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002026617A2 WO2002026617A2 (en) | 2002-04-04 |
WO2002026617A3 true WO2002026617A3 (en) | 2002-06-13 |
Family
ID=24697012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/030487 WO2002026617A2 (en) | 2000-09-27 | 2001-09-27 | Process for extracting and purifying naturally occurring zeolite |
Country Status (7)
Country | Link |
---|---|
US (6) | US6662951B1 (en) |
EP (1) | EP1322426A4 (en) |
JP (1) | JP2004515336A (en) |
CN (1) | CN1257774C (en) |
AU (1) | AU2001293182A1 (en) |
MX (1) | MXPA03002655A (en) |
WO (1) | WO2002026617A2 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6662951B1 (en) * | 2000-09-27 | 2003-12-16 | Basic Resources, Inc. | Process for extracting and purifying naturally occurring zeolite |
ES2234420B1 (en) * | 2003-12-03 | 2006-11-01 | Tolsa, S.A. | PROCEDURE TO PREPARE A PRODUCT OF EASY RHEOLOGICAL GRADE DISPERSION OF A PSEUDOLAMINARY SILICATE, PRODUCT AS OBTAINED, AND METHODS OF USE OF THE PRODUCT. |
CN1714940A (en) * | 2005-06-29 | 2006-01-04 | 周涛 | Separation method of mineral elements |
US8322534B2 (en) * | 2009-03-25 | 2012-12-04 | Northwestern University | Purification of metal-organic framework materials |
US9174197B2 (en) | 2009-11-13 | 2015-11-03 | Zeotech Corporation | Fluid filtration medium |
US8338329B2 (en) | 2009-11-13 | 2012-12-25 | Zeotech Corporation | Fluid filtration medium |
CN102489389A (en) * | 2011-12-26 | 2012-06-13 | 崔建 | Suspension screening unit for resins |
DE102012015064B4 (en) * | 2012-07-31 | 2018-08-02 | Joh. Heinr. Bornemann Gmbh | Method for operating a multi-phase pump and device thereto |
KR101355583B1 (en) * | 2013-10-04 | 2014-01-24 | 한국지질자원연구원 | Simplicity valuable mineral decollator and valuable mineral separating method using thereof |
MX2019005197A (en) | 2016-11-01 | 2019-10-07 | Cidra Corporate Services Llc | Reactor system for separation and enrichment of minerals from a slurry containing minerals and other materials. |
CN106809849A (en) * | 2017-02-15 | 2017-06-09 | 上海浦东路桥建设股份有限公司 | For the zeolite and its extracting method of purified industrial sewage |
GB201718881D0 (en) * | 2017-11-15 | 2017-12-27 | Anglo American Services (Uk) Ltd | A method for mining and processing of an ore |
WO2019200278A1 (en) | 2018-04-12 | 2019-10-17 | Revelation Health Llc | Purification of clinoptilolite |
US20240076761A1 (en) * | 2021-01-29 | 2024-03-07 | Georgia State University Research Foundation | Identifying and extracting rare earth elements from mining operations |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4222857A (en) * | 1977-12-15 | 1980-09-16 | Mccarthy James R | Apparatus for separating selected particulate materials from a mixture of solids and liquids |
US4460477A (en) * | 1982-08-25 | 1984-07-17 | Calgon Corporation | Use of a carboxylic functional polyampholyte to inhibit the precipitation and deposit of scale in aqueous systems |
US4510254A (en) * | 1984-01-23 | 1985-04-09 | Morris Horton H | Method of treating zeolite ores to remove discoloring impurities and improve its brightness and resulting finely ground zeolite |
US5084186A (en) * | 1989-06-20 | 1992-01-28 | Gilchrist Ian C R | Sedimentation control process |
US5132027A (en) * | 1990-02-14 | 1992-07-21 | Mitsubishi Jukogyo Kabushiki Kaisha | Method and apparatus for treating absorbent solution slurry containing fly ash |
US5143599A (en) * | 1988-03-21 | 1992-09-01 | Kaolin Industries, Ltd. | Process for refining kaolin |
US5161694A (en) * | 1990-04-24 | 1992-11-10 | Virginia Tech Intellectual Properties, Inc. | Method for separating fine particles by selective hydrophobic coagulation |
US5616251A (en) * | 1995-11-20 | 1997-04-01 | Kareem Batarseh | Methods to prevent and treat acid mine drainage and to remove metals and non-metals from aqueous sources |
US5804077A (en) * | 1995-02-28 | 1998-09-08 | Smith; Russell G. | Increasing settling rate of fine solids in oil sand tailings |
US5840113A (en) * | 1997-04-30 | 1998-11-24 | J.M. Huber Corporation | Treated clay product, methods of making and using and products therefrom |
Family Cites Families (110)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1570854A (en) | 1922-09-12 | 1926-01-26 | Carl H Nordell | Means for separating, washing, and discharging comminuted solid material immersed inliquids |
US2173909A (en) | 1937-06-28 | 1939-09-26 | Ninol Inc | Ore dressing |
US3206127A (en) | 1962-11-06 | 1965-09-14 | Freeport Sulphur Co | Process for upgrading mica |
US3189557A (en) | 1964-04-06 | 1965-06-15 | American Tansul Company | Method of treatment of ore and product |
US3320027A (en) | 1964-05-05 | 1967-05-16 | Huber Corp J M | Clay bleaching under non-oxidizing atmospheres |
US3439801A (en) | 1965-10-15 | 1969-04-22 | Freeport Sulphur Co | Process for improving the brightness of clay |
US3891580A (en) | 1966-12-06 | 1975-06-24 | Freeport Minerals Co | Reaction of fine media miller strach or protein with a polymer or polymerizable monomer |
US3572500A (en) | 1968-06-18 | 1971-03-30 | Cities Service Co | Beneficiation of diatomaceous earth |
US3713593A (en) | 1970-08-11 | 1973-01-30 | Freeport Sulphur Co | Fine media milling process |
DE2334804B1 (en) | 1973-07-09 | 1975-01-02 | Pluss Stauffer Ag | Process for the wet grinding of minerals |
US3961971A (en) | 1973-05-21 | 1976-06-08 | J. M. Huber Corporation | Method for improving brightness of kaolinite clays including iron pyrites |
DE2354432C3 (en) * | 1973-10-31 | 1985-05-09 | Degussa Ag, 6000 Frankfurt | Process for improving the wettability of natural or synthetic zeolites |
US3902993A (en) | 1974-02-20 | 1975-09-02 | Mobil Oil Corp | Flotation separation of crystalline aluminosilicate zeolite |
US4055485A (en) | 1974-10-08 | 1977-10-25 | Anglo-American Clays Corporation | Method for improving clay brightness utilizing magnetic separation |
US3974067A (en) | 1974-10-08 | 1976-08-10 | Anglo-American Clays Corporation | Method for improving clay brightness utilizing magnetic separation |
US3980240A (en) | 1975-04-11 | 1976-09-14 | Anglo-American Clays Corporation | Brightening of natural calcitic ores |
US3990642A (en) | 1975-04-11 | 1976-11-09 | Anglo-American Clays Corporation | Brightening of natural dolomitic ores |
US4033863A (en) | 1975-12-19 | 1977-07-05 | Deister Concentrator Company Inc. | Apparatus for separating high gravity from low gravity fractions of a coal or an ore |
US4281799A (en) | 1976-09-27 | 1981-08-04 | J. M. Huber Corporation | Process for improved magnetic beneficiation of clays |
US4078941A (en) | 1976-12-06 | 1978-03-14 | Yara Engineering Corporation | High bulking calcined clay pigments and methods of making the same |
JPS5725719Y2 (en) | 1977-01-13 | 1982-06-04 | ||
US4299807A (en) | 1978-04-17 | 1981-11-10 | Yara Engineering Corporation | Methods of producing kaolin pigments |
US4165839A (en) * | 1978-04-19 | 1979-08-28 | Hitachi Chemical Company, Ltd. | Method for disintegrating mica flakes and apparatus used therefor |
US4227920A (en) | 1978-07-18 | 1980-10-14 | Yara Engineering Corporation | Methods of clay benefication |
US4247524A (en) | 1979-10-01 | 1981-01-27 | Atlantic Richfield Company | Preparation of zeolite A by hydrothermal treatment of clinoptilolite |
US4419228A (en) | 1980-08-25 | 1983-12-06 | Anglo-American Clays Corporation | Process for producing high brightness clays utilizing magnetic beneficiation and calcining |
US4468317A (en) | 1980-12-15 | 1984-08-28 | Anglo-American Clays Corporation | Selective rheological separation of clays |
US4401634A (en) | 1982-01-28 | 1983-08-30 | Atlantic Richfield Company | Two step process for the preparation of zeolite A by hydrothermal treatment of clinoptilolite |
US4401633A (en) | 1982-01-28 | 1983-08-30 | Atlantic Richfield Company | Two step process for the preparation of zeolite A by hydrothermal treatment of heulandite |
US4430209A (en) | 1982-02-16 | 1984-02-07 | The Celotex Corporation | Method and apparatus for elutriation of shot from mineral fiber |
US4428919A (en) | 1982-05-03 | 1984-01-31 | Ppg Industries, Inc. | Method for separating particulate calcium hypochlorite and sodium chloride |
US4492628A (en) | 1982-08-25 | 1985-01-08 | Freeport Kaolin Company | Method of treating clay to improve its whiteness |
US4451440A (en) | 1982-10-28 | 1984-05-29 | Georgia Kaolin Company, Inc. | Utilization of ion exchange resin in the processing of kaolins |
US4533464A (en) | 1983-05-25 | 1985-08-06 | Linatex Corporation Of America | Teeter bed zone density control device and method |
US4554066A (en) | 1984-01-04 | 1985-11-19 | Turbitt David Mark | Density classification of particulate materials by elutriation methods and apparatus |
US4629556A (en) | 1984-11-29 | 1986-12-16 | Thiele Kaolin Company | Purification of kaolin clay by froth flotation using hydroxamate collectors |
US4618374A (en) | 1985-03-29 | 1986-10-21 | Georgia Kaolin Company, Inc. | High solids processing of kaolinitic clays with post-leaching oxidation |
US4851048A (en) | 1985-07-12 | 1989-07-25 | E.C.C. America Inc. | Structured kaolin pigment and process for manufacture thereof |
US4703025A (en) | 1985-09-10 | 1987-10-27 | Mobil Oil Corporation | Method for purifying zeolitic material |
EP0242218B1 (en) | 1986-04-17 | 1990-08-01 | Babcock-Hitachi Kabushiki Kaisha | Coal-water slurry producing system |
US4989794A (en) | 1986-07-16 | 1991-02-05 | Alcan International Limited | Method of producing fine particles |
US4781298A (en) | 1986-10-07 | 1988-11-01 | Engelhard Corporation | Process for beneficiating clay at high solids |
US4789464A (en) | 1987-08-20 | 1988-12-06 | Kuryluk Michael H | Mineral separator |
JPH01159029A (en) | 1987-12-16 | 1989-06-22 | Toyota Motor Corp | Exhaust gas purification apparatus of diesel engines |
US4943324A (en) | 1988-05-23 | 1990-07-24 | Georgia Kaolin Company, Inc. | High performance paper filler and method of producing same |
US5085707A (en) | 1988-05-23 | 1992-02-04 | Georgia Kaolin Company, Inc. | Defined and delaminated kaolin product |
JP2655422B2 (en) * | 1988-06-30 | 1997-09-17 | 日本電気株式会社 | Individually selected call receiver with display |
FR2640139A1 (en) * | 1988-12-14 | 1990-06-15 | Delagrange Laboratoires | APPLICATION OF BENZAMIDES SUBSTITUTED AS GASTROMOTORS |
US4935391A (en) | 1989-03-31 | 1990-06-19 | Fmc Corporation | Process for preparing a purified mineral coating |
US4961843A (en) | 1989-04-10 | 1990-10-09 | Lewis Robert M | Lewis econosizer for hydraulically classifying particles |
CA2013619C (en) | 1989-05-04 | 1996-06-18 | Steven A. Brown | Cationic processing of kaolin ores |
US4997550A (en) | 1989-11-13 | 1991-03-05 | Ecc America Inc. | Method for improved flotation of discoloring impurities from kaolinite |
US5116587A (en) | 1990-01-18 | 1992-05-26 | Board Of Trustees Operating Michigan State University | Layered double hydroxide sorbents for the removal of sox from flue gas resulting from coal combustion |
US5114691A (en) | 1990-01-18 | 1992-05-19 | Board Of Trustees Operating Michigan State University | Process using sorbents for the removal of SOx from flue gas |
US5114898A (en) | 1990-01-18 | 1992-05-19 | Board Of Trustees Operating Michigan State University | Layered double hydroxide sorbents for the removal of SOx from flue gas and other gas streams |
JPH0674144B2 (en) * | 1990-02-28 | 1994-09-21 | 島根県 | Purification method of natural zeolite |
US5151124A (en) | 1990-06-04 | 1992-09-29 | Ecc America Inc. | Method for forming aggregated kaolin pigment |
US5128027A (en) | 1990-06-07 | 1992-07-07 | Naguib Halaka | Method for removing mineral slimes from kaolin clay |
IT1243828B (en) | 1990-10-11 | 1994-06-28 | Consiglio Nazionale Ricerche | PROCESS FOR THE REMOVAL OF IRON FROM CONCENTRATES OF CAOLINE, QUARTZ AND OTHER MATERIALS OF INDUSTRIAL INTEREST. |
US5143027A (en) * | 1991-05-01 | 1992-09-01 | Land & Sea, Inc. | Reed valves for two stroke engines |
US5266539A (en) | 1991-05-20 | 1993-11-30 | Consiglio Nazionale Delle Ricerche | Process for the deferrization of kaolin, quartzose sand, paper filler, white pigment, pumice and electronics materials |
AU657778B2 (en) | 1991-10-11 | 1995-03-23 | Engelhard Corporation | In situ method for producing hydrosulfite bleach and use thereof |
US5297754A (en) * | 1992-06-22 | 1994-03-29 | International Business Machines Corporation | Tape reel with brake and dust shield |
ATE158202T1 (en) | 1992-07-07 | 1997-10-15 | Ecc Int Ltd | DIFFERENTIAL GRINDING |
US6010673A (en) | 1992-09-21 | 2000-01-04 | Toyota Jidosha Kabushiki Kaisha | Method for purifying exhaust gas |
US5785938A (en) | 1992-11-16 | 1998-07-28 | Board Of Trustees Operating Michigan State University | Process using recyclable sorbents for the removal of sox from flue gases and other gas streams |
US5358701A (en) | 1992-11-16 | 1994-10-25 | Board Of Trustees Operating Michigan State University | Process of using layered double hydroxides as low temperature recyclable sorbents for the removal of SOx from flue gas and other gas streams |
US5342443A (en) | 1993-04-06 | 1994-08-30 | Engelhard Corporation | Method for bleaching kaolin clay |
US5965481A (en) | 1993-05-14 | 1999-10-12 | Institut Francais Du Petrole | Process for preparing a catalyst suitable for the treatment of exhaust gases from internal combustion engines |
EP0671211B1 (en) | 1993-09-29 | 1999-11-24 | Honda Giken Kogyo Kabushiki Kaisha | Catalyst for exhaust emission control and method for producing the same |
JP3447384B2 (en) | 1993-09-29 | 2003-09-16 | 本田技研工業株式会社 | Exhaust gas purification catalyst |
US5397754A (en) | 1993-10-21 | 1995-03-14 | Impex | Method of brightening kaolin clay by thermal oxidative decarboxylation of organic contaminants |
US5454865A (en) | 1993-12-23 | 1995-10-03 | Ecc International Inc. | Method for preparing refined kaolin in clay products |
US5968462A (en) | 1994-02-04 | 1999-10-19 | Toyota Jidosha Kabushiki Kaisha | Process for purifying exhaust gases |
JP3363564B2 (en) | 1994-02-04 | 2003-01-08 | トヨタ自動車株式会社 | Exhaust gas purification catalyst |
US6004521A (en) | 1994-02-23 | 1999-12-21 | Toyota Jidosha Kabushiki Kaisha | Catalyst for purifying exhaust gases |
US5776423A (en) | 1994-05-10 | 1998-07-07 | Engelhard Corporation | Trimetallic zeolite catalyst and method of NOx abatement using the same |
JP3129377B2 (en) | 1994-08-12 | 2001-01-29 | 三菱重工業株式会社 | Exhaust gas purification catalyst |
JP3391587B2 (en) | 1994-11-18 | 2003-03-31 | 株式会社小松製作所 | Exhaust denitration equipment for diesel engines |
US5603411A (en) | 1994-12-07 | 1997-02-18 | Engelhard Corporation | Method for separating mixture of finely divided minerals |
EP0739651B1 (en) | 1995-04-17 | 2001-08-16 | ENITECNOLOGIE S.p.a. | Nitrogen oxides reduction catalyst and process for reducing nitrogen oxides in exhaust gas |
GB9511412D0 (en) * | 1995-06-06 | 1995-08-02 | Johnson Matthey Plc | Improvements in emission control |
US5968466A (en) | 1995-06-07 | 1999-10-19 | Asec Manufacturing | Copper-silver zeolite catalysts in exhaust gas treatment |
EP0761289A3 (en) | 1995-09-08 | 1997-05-02 | Riken Kk | Exhaust gas cleaner and method for cleaning exhaust gas |
DE69629258T2 (en) | 1995-10-06 | 2004-04-22 | Enitecnologie S.P.A. | Catalyst and method for removing nitrogen oxides in exhaust gas |
US5685900A (en) | 1995-10-18 | 1997-11-11 | Ecc International Inc. | Method for beneficiating discolored kaolin to produce high brightness coating clay |
US6030590A (en) | 1995-12-26 | 2000-02-29 | Cosmo Research Institute | Reduction purification method of nitrogen oxide-containing exhaust gas |
US5900383A (en) * | 1996-01-02 | 1999-05-04 | New Life Catalyst, Inc. | Process for increasing the activity of zeolite containing particulate solids |
JP3702544B2 (en) | 1996-03-22 | 2005-10-05 | トヨタ自動車株式会社 | Exhaust gas purification device for internal combustion engine |
JP3713831B2 (en) | 1996-04-19 | 2005-11-09 | トヨタ自動車株式会社 | Exhaust gas purification device for internal combustion engine |
US5758938A (en) * | 1996-07-24 | 1998-06-02 | Stirling Thermal Motors, Inc. | Solar concentrator elevational drive mechanism |
JP3396378B2 (en) | 1996-08-15 | 2003-04-14 | トヨタ自動車株式会社 | Method and apparatus for purifying exhaust gas of an internal combustion engine |
JP3557815B2 (en) | 1996-11-01 | 2004-08-25 | トヨタ自動車株式会社 | Exhaust gas purification device for internal combustion engine |
JPH10169434A (en) | 1996-12-09 | 1998-06-23 | Ngk Insulators Ltd | Exhaust emission control method and exhaust emission control system used for the same |
US6029442A (en) | 1996-12-18 | 2000-02-29 | Litex, Inc. | Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of fuel |
US5767470A (en) | 1997-01-06 | 1998-06-16 | Cha; Chang Yul | Process and device for removal of combustion pollutants under high oxygen conditions |
US5820844A (en) * | 1997-01-29 | 1998-10-13 | Cyprus Amax Minerals Company | Method for the production of a purified MoO3 composition |
US5939037A (en) | 1997-02-07 | 1999-08-17 | Ford Global Technologies, Inc. | Sulfur tolerant NOx traps highly loaded with sodium or potassium |
JP4092441B2 (en) | 1997-02-24 | 2008-05-28 | 日産自動車株式会社 | Exhaust gas purification catalyst |
IN186652B (en) | 1997-03-10 | 2001-10-20 | Indian Petrochemicals Corp Ltd | |
US5976475A (en) | 1997-04-02 | 1999-11-02 | Clean Diesel Technologies, Inc. | Reducing NOx emissions from an engine by temperature-controlled urea injection for selective catalytic reduction |
US5830818A (en) | 1997-04-23 | 1998-11-03 | Thiele Kaolin Company | Process for the microwave beneficiation of discolored kaolin clay materials |
US6028023A (en) | 1997-10-20 | 2000-02-22 | Bulldog Technologies U.S.A., Inc. | Process for making, and use of, anionic clay materials |
US5950421A (en) | 1997-12-18 | 1999-09-14 | Ford Global Technologies, Inc. | Tungsten-modified platinum NOx traps for automotive emission reduction |
US5983628A (en) | 1998-01-29 | 1999-11-16 | Chrysler Corporation | System and method for controlling exhaust gas temperatures for increasing catalyst conversion of NOx emissions |
US5968463A (en) | 1998-06-12 | 1999-10-19 | Ford Global Technologies, Inc. | NOx selective reduction catalyst with broadened active temperature range |
US5942857A (en) | 1998-07-29 | 1999-08-24 | Hsu; Fu-Hsien | Bulb-shaped light string flasher |
JP2000143233A (en) * | 1998-11-04 | 2000-05-23 | Taiheiyo Tanko Kk | Production of high purity zeolite |
US6357678B1 (en) * | 1999-10-29 | 2002-03-19 | Albermarle Corporation | Process for producing ultra finely-divided zeolite powder |
US6662951B1 (en) * | 2000-09-27 | 2003-12-16 | Basic Resources, Inc. | Process for extracting and purifying naturally occurring zeolite |
-
2000
- 2000-09-27 US US09/672,065 patent/US6662951B1/en not_active Expired - Fee Related
-
2001
- 2001-09-27 AU AU2001293182A patent/AU2001293182A1/en not_active Abandoned
- 2001-09-27 JP JP2002530408A patent/JP2004515336A/en active Pending
- 2001-09-27 EP EP01973623A patent/EP1322426A4/en not_active Withdrawn
- 2001-09-27 MX MXPA03002655A patent/MXPA03002655A/en not_active Application Discontinuation
- 2001-09-27 WO PCT/US2001/030487 patent/WO2002026617A2/en active Application Filing
- 2001-09-27 CN CNB01817213XA patent/CN1257774C/en not_active Expired - Fee Related
-
2003
- 2003-08-22 US US10/647,173 patent/US7004328B2/en not_active Expired - Fee Related
-
2005
- 2005-11-22 US US11/283,788 patent/US20060115419A1/en not_active Abandoned
- 2005-11-22 US US11/283,785 patent/US20060115418A1/en not_active Abandoned
- 2005-11-22 US US11/283,789 patent/US20060115420A1/en not_active Abandoned
- 2005-11-22 US US11/283,784 patent/US20060102526A1/en not_active Abandoned
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4222857A (en) * | 1977-12-15 | 1980-09-16 | Mccarthy James R | Apparatus for separating selected particulate materials from a mixture of solids and liquids |
US4460477A (en) * | 1982-08-25 | 1984-07-17 | Calgon Corporation | Use of a carboxylic functional polyampholyte to inhibit the precipitation and deposit of scale in aqueous systems |
US4510254A (en) * | 1984-01-23 | 1985-04-09 | Morris Horton H | Method of treating zeolite ores to remove discoloring impurities and improve its brightness and resulting finely ground zeolite |
US5143599A (en) * | 1988-03-21 | 1992-09-01 | Kaolin Industries, Ltd. | Process for refining kaolin |
US5084186A (en) * | 1989-06-20 | 1992-01-28 | Gilchrist Ian C R | Sedimentation control process |
US5132027A (en) * | 1990-02-14 | 1992-07-21 | Mitsubishi Jukogyo Kabushiki Kaisha | Method and apparatus for treating absorbent solution slurry containing fly ash |
US5161694A (en) * | 1990-04-24 | 1992-11-10 | Virginia Tech Intellectual Properties, Inc. | Method for separating fine particles by selective hydrophobic coagulation |
US5804077A (en) * | 1995-02-28 | 1998-09-08 | Smith; Russell G. | Increasing settling rate of fine solids in oil sand tailings |
US5616251A (en) * | 1995-11-20 | 1997-04-01 | Kareem Batarseh | Methods to prevent and treat acid mine drainage and to remove metals and non-metals from aqueous sources |
US5840113A (en) * | 1997-04-30 | 1998-11-24 | J.M. Huber Corporation | Treated clay product, methods of making and using and products therefrom |
Also Published As
Publication number | Publication date |
---|---|
US7004328B2 (en) | 2006-02-28 |
AU2001293182A1 (en) | 2002-04-08 |
WO2002026617A2 (en) | 2002-04-04 |
US20060115419A1 (en) | 2006-06-01 |
JP2004515336A (en) | 2004-05-27 |
CN1257774C (en) | 2006-05-31 |
US20060115420A1 (en) | 2006-06-01 |
US6662951B1 (en) | 2003-12-16 |
US20040045902A1 (en) | 2004-03-11 |
EP1322426A4 (en) | 2006-07-26 |
US20060102526A1 (en) | 2006-05-18 |
CN1469780A (en) | 2004-01-21 |
EP1322426A2 (en) | 2003-07-02 |
US20060115418A1 (en) | 2006-06-01 |
MXPA03002655A (en) | 2005-11-23 |
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