DE2964039D1 - Method and apparatus for cryogenic grinding - Google Patents

Method and apparatus for cryogenic grinding

Info

Publication number
DE2964039D1
DE2964039D1 DE8080300798T DE2964039T DE2964039D1 DE 2964039 D1 DE2964039 D1 DE 2964039D1 DE 8080300798 T DE8080300798 T DE 8080300798T DE 2964039 T DE2964039 T DE 2964039T DE 2964039 D1 DE2964039 D1 DE 2964039D1
Authority
DE
Germany
Prior art keywords
cryogenic grinding
cryogenic
grinding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8080300798T
Other languages
English (en)
Inventor
Norris Wilfred Shepherd
David John Edward Hollely
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air Products and Chemicals Inc
Original Assignee
Air Products and Chemicals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Air Products and Chemicals Inc filed Critical Air Products and Chemicals Inc
Application granted granted Critical
Publication of DE2964039D1 publication Critical patent/DE2964039D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B17/0404—Disintegrating plastics, e.g. by milling to powder
    • B29B17/0408—Disintegrating plastics, e.g. by milling to powder using cryogenic systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
    • B02C19/186—Use of cold or heat for disintegrating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B2017/0424—Specific disintegrating techniques; devices therefor
    • B29B2017/0488—Hammers or beaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S241/00—Solid material comminution or disintegration
    • Y10S241/37—Cryogenic cooling
DE8080300798T 1979-03-15 1980-03-14 Method and apparatus for cryogenic grinding Expired DE2964039D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7909168A GB2044126B (en) 1979-03-15 1979-03-15 Method and apparatus for cryogenic grinding

Publications (1)

Publication Number Publication Date
DE2964039D1 true DE2964039D1 (en) 1982-12-23

Family

ID=10503904

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080300798T Expired DE2964039D1 (en) 1979-03-15 1980-03-14 Method and apparatus for cryogenic grinding

Country Status (8)

Country Link
US (1) US4273294A (de)
EP (1) EP0017368B2 (de)
BR (1) BR8001553A (de)
CA (1) CA1149357A (de)
DE (1) DE2964039D1 (de)
GB (1) GB2044126B (de)
MX (1) MX149975A (de)
ZA (1) ZA801490B (de)

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US4440916A (en) * 1980-10-20 1984-04-03 General Technology Applications, Inc. Process for solid state free radical reactions
US4493806A (en) * 1981-05-29 1985-01-15 Christopher Hatzikelis Recycling of contaminated plastic
US4383876A (en) * 1981-06-12 1983-05-17 United Tire And Rubber Co. Limited Barrier sheet and method of manufacturing same
CA1207729A (en) * 1981-06-30 1986-07-15 Bruce A. Luff Method and apparatus for recovering thermoplastic from coated fabric scrap
US4483488A (en) * 1981-06-30 1984-11-20 Air Products And Chemicals, Inc. Method and apparatus for recovering thermoplastic from coated fabric scrap
US4474949A (en) * 1983-05-06 1984-10-02 Personal Products Company Freeze dried microfibrilar cellulose
DE3580042D1 (de) * 1984-07-26 1990-11-08 Univ Queensland Zerkleinerung von kohlen, erzen und industriellen mineralien und felsen.
US4934609A (en) * 1984-10-19 1990-06-19 International Flavors & Fragrances Inc. Fragrance-containing polymeric particles suspended in antiperspirant and/or deodorant vehicle
US4645131A (en) * 1984-12-24 1987-02-24 Hailey Robert W Powder milling method to produce fine powder sizes
DE3565634D1 (en) * 1985-01-02 1988-11-24 Richard Schultz Hammer mill
US4776173A (en) * 1985-12-20 1988-10-11 Angio-Medical Corporation Method for extracting a substance from animal derived material
IL81000A0 (en) * 1985-12-20 1987-03-31 Angio Medical Corp Method for obtaining substances from animal or plants
US4932166A (en) * 1986-05-30 1990-06-12 The Carborundum Company Inert autogenous attrition grinding
DE3623795C1 (de) * 1986-07-15 1987-10-22 Rehau Ag + Co, 8673 Rehau, De
US4718939A (en) * 1986-12-24 1988-01-12 The United States Of America As Represented By The Secretary Of The Interior Recycling superalloy scrap by vapor phase zinc embrittlement
DE3833830A1 (de) * 1988-10-05 1990-04-12 Messer Griesheim Gmbh Verfahren und vorrichtung zum kaltmahlen
US5122641A (en) * 1990-05-23 1992-06-16 Furon Company Self-regulating heating cable compositions therefor, and method
CH688269A5 (fr) * 1992-08-21 1997-07-15 Debio Rech Pharma Sa Broyeur ultra-centrifuge et sa mise en oeuvre pour le broyage cryogénique de matériau thermosensible.
US5634599A (en) * 1994-02-17 1997-06-03 Crumbrubber Technology Co., Inc. Tire recycling process
US5606860A (en) * 1994-03-07 1997-03-04 Popp; James L. Process and apparatus for cryogenically cleaning residue from containers and reducing the bulk volume thereof
US5887750A (en) * 1994-03-07 1999-03-30 James L. Popp Commodity container
US5456085A (en) * 1994-03-07 1995-10-10 Popp; James L. Process and apparatus for cryogenically cleaning residue from containers and reducing the bulk volume thereof
US5535946A (en) * 1994-04-28 1996-07-16 United Technologies Corporation Method for shredding material
US5588600A (en) * 1995-06-07 1996-12-31 Perfido; Kenneth F. Process and apparatus for making crumb rubber from vehicle tires
US6076752A (en) * 1998-06-01 2000-06-20 Quality Botanical Ingredients, Inc. Method and apparatus for inert gas purging/temperature control for pulverizing/grinding system
US6360547B1 (en) 2000-01-07 2002-03-26 Crumbrubber Technology Co., Inc. Method and apparatus for cooling air to cryogenic temperatures for recycling processes
WO2002044280A1 (en) 2000-11-28 2002-06-06 Conoco Inc Drag-reducing polymer suspensions
US6576732B1 (en) 2000-11-28 2003-06-10 Conocophillips Co. Drag-reducing polymers and drag-reducing polymer suspensions and solutions
US6399676B1 (en) 2000-11-28 2002-06-04 Conoco, Inc. Drag-reducing polymer suspensions
US6766970B2 (en) * 2000-12-06 2004-07-27 Anthony J. Pecora Method and apparatus for a crusher
US6939902B2 (en) * 2001-09-28 2005-09-06 Conocophillips Company Drag-reducing polymer suspensions
MXPA04002872A (es) * 2001-09-28 2004-07-05 Conocophillips Co Metodo de elaboracion de suspensiones polimericas reductoras de arrastre.
KR100351868B1 (en) * 2001-11-15 2002-09-13 Kolon Construction Co Ltd Method for freezing pulverizing waste materials using freezing gas
US7108207B2 (en) * 2004-10-26 2006-09-19 Lehigh Technologies, Llc Process and apparatus for comminuting particle rubber
IL192797A (en) 2008-07-14 2013-03-24 Ecotech Recycling Ltd Device and method for cooling solid particles
US8003208B2 (en) * 2009-03-03 2011-08-23 Toray Fluorofibers (America), Inc. Hydrophilic fluoropolymer material
US8132748B2 (en) * 2009-03-03 2012-03-13 Toray Fluorofibers (America), Inc. Method of making hydrophilic fluoropolymer material
US8132747B2 (en) * 2009-03-03 2012-03-13 Toray Fluorofibers (America), Inc. Method of making hydrophilic fluoropolymer material
JP2015189023A (ja) * 2014-03-27 2015-11-02 Ｊｆｅスチール株式会社 廃プラスチック粉砕物の製造方法
US9943854B1 (en) * 2015-06-26 2018-04-17 Christoperh T. Melnyk Cryomill system
US10675634B2 (en) 2015-08-13 2020-06-09 Lehigh Technologies, Inc. Systems, methods, and apparatuses for manufacturing micronized powder
ES2606104B1 (es) * 2015-09-21 2017-12-29 Francisco Riera Berenguer Sistema de molturación y micronización de plásticos con sistema criogénico de nitrógeno
CN107029840A (zh) * 2017-03-16 2017-08-11 广州合成材料研究院有限公司 一种实验室冷冻粉碎的方法
WO2019055587A1 (en) * 2017-09-12 2019-03-21 Yakima Chief Hops, Llc CRYOGENIC CANNABIS LUPULIN TRICHOME OR TRICHOME TRICHOME GRANULES
FR3091492B1 (fr) * 2019-01-03 2020-12-11 Air Liquide France Ind Procédé et installation de broyage cryogénique de produits
CN111013795A (zh) * 2019-12-31 2020-04-17 吉林市圣赢碳纤维制品科技有限公司 一种超细碳纤维的粉碎工艺及粉碎装置
DE102021005338A1 (de) * 2021-10-27 2023-04-27 Messer Austria Gmbh Vorrichtung zur Herstellung von gekühltem Frischbeton

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2226330A (en) * 1938-10-14 1940-12-24 Nordberg Manufacturing Co Impact crusher
US2919862A (en) * 1953-08-31 1960-01-05 Knapsack Ag Process and apparatus for comminuting solid viscous substances, with a liquefied gas as a precooling agent
AT289522B (de) * 1968-03-14 1971-04-26 Franz Wageneder Prallmühle
DE1934545C3 (de) * 1969-07-08 1981-01-29 Hazemag Dr. E. Andreas Gmbh & Co, 4400 Muenster Mahlbahn für Prallmühlen
GB1397730A (en) * 1971-10-26 1975-06-18 British Oxygen Co Ltd Removing coverings from wire and the like
GB1397793A (en) * 1972-04-25 1975-06-18 British Oxygen Co Ltd Grinding process
JPS5230630B2 (de) * 1974-07-08 1977-08-09
GB1518937A (en) * 1974-09-19 1978-07-26 Boc International Ltd Size reduction of particulate material
IT1062860B (it) * 1976-02-16 1985-02-11 Italo Danioni S D F Impianto di macinazione a temperature criogeniche

Also Published As

Publication number Publication date
US4273294A (en) 1981-06-16
GB2044126B (en) 1983-04-20
BR8001553A (pt) 1980-11-11
ZA801490B (en) 1981-03-25
CA1149357A (en) 1983-07-05
EP0017368A1 (de) 1980-10-15
EP0017368B2 (de) 1989-04-26
EP0017368B1 (de) 1982-11-17
GB2044126A (en) 1980-10-15
MX149975A (es) 1984-02-21

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee