US3006415A
(en)
|
|
1961-10-31 |
|
Cementing apparatus |
US122514A
(en)
|
|
1872-01-09 |
|
Improvement in rock-drills |
US3123160A
(en)
|
|
1964-03-03 |
|
Retrievable subsurface well bore apparatus |
US3124023A
(en)
|
|
1964-03-10 |
|
Dies for pipe and tubing tongs |
US1077772A
(en)
|
1913-01-25 |
1913-11-04 |
Fred Richard Weathersby |
Drill.
|
US1185582A
(en)
|
1914-07-13 |
1916-05-30 |
Edward Bignell |
Pile.
|
US1301285A
(en)
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1916-09-01 |
1919-04-22 |
Frank W A Finley |
Expansible well-casing.
|
US1342424A
(en)
|
1918-09-06 |
1920-06-08 |
Shepard M Cotten |
Method and apparatus for constructing concrete piles
|
US1471526A
(en)
|
1920-07-19 |
1923-10-23 |
Rowland O Pickin |
Rotary orill bit
|
US1418766A
(en)
|
1920-08-02 |
1922-06-06 |
Guiberson Corp |
Well-casing spear
|
US1585069A
(en)
|
1924-12-18 |
1926-05-18 |
William E Youle |
Casing spear
|
US1728136A
(en)
|
1926-10-21 |
1929-09-10 |
Lewis E Stephens |
Casing spear
|
US1830625A
(en)
|
1927-02-16 |
1931-11-03 |
George W Schrock |
Drill for oil and gas wells
|
US1777592A
(en)
|
1929-07-08 |
1930-10-07 |
Thomas Idris |
Casing spear
|
US1998833A
(en)
|
1930-03-17 |
1935-04-23 |
Baker Oil Tools Inc |
Cementing guide
|
US1825026A
(en)
|
1930-07-07 |
1931-09-29 |
Thomas Idris |
Casing spear
|
US1842638A
(en)
|
1930-09-29 |
1932-01-26 |
Wilson B Wigle |
Elevating apparatus
|
US1880218A
(en)
|
1930-10-01 |
1932-10-04 |
Richard P Simmons |
Method of lining oil wells and means therefor
|
US1917135A
(en)
|
1932-02-17 |
1933-07-04 |
Littell James |
Well apparatus
|
US2105885A
(en)
|
1932-03-30 |
1938-01-18 |
Frank J Hinderliter |
Hollow trip casing spear
|
US2049450A
(en)
|
1933-08-23 |
1936-08-04 |
Macclatchie Mfg Company |
Expansible cutter tool
|
US2017451A
(en)
|
1933-11-21 |
1935-10-15 |
Baash Ross Tool Co |
Packing casing bowl
|
US1981525A
(en)
|
1933-12-05 |
1934-11-20 |
Bailey E Price |
Method of and apparatus for drilling oil wells
|
US2060352A
(en)
|
1936-06-20 |
1936-11-10 |
Reed Roller Bit Co |
Expansible bit
|
US2167338A
(en)
|
1937-07-26 |
1939-07-25 |
U C Murcell Inc |
Welding and setting well casing
|
US2216895A
(en)
|
1939-04-06 |
1940-10-08 |
Reed Roller Bit Co |
Rotary underreamer
|
US2228503A
(en)
|
1939-04-25 |
1941-01-14 |
Boyd |
Liner hanger
|
US2214429A
(en)
|
1939-10-24 |
1940-09-10 |
William J Miller |
Mud box
|
US2324679A
(en)
|
1940-04-26 |
1943-07-20 |
Cox Nellie Louise |
Rock boring and like tool
|
US2305062A
(en)
|
1940-05-09 |
1942-12-15 |
C M P Fishing Tool Corp |
Cementing plug
|
US2295803A
(en)
|
1940-07-29 |
1942-09-15 |
Charles M O'leary |
Cement shoe
|
US2370832A
(en)
|
1941-08-19 |
1945-03-06 |
Baker Oil Tools Inc |
Removable well packer
|
US2379800A
(en)
|
1941-09-11 |
1945-07-03 |
Texas Co |
Signal transmission system
|
US2414719A
(en)
|
1942-04-25 |
1947-01-21 |
Stanolind Oil & Gas Co |
Transmission system
|
US2522444A
(en)
|
1946-07-20 |
1950-09-12 |
Donovan B Grable |
Well fluid control
|
US2641444A
(en)
|
1946-09-03 |
1953-06-09 |
Signal Oil & Gas Co |
Method and apparatus for drilling boreholes
|
US2499630A
(en)
|
1946-12-05 |
1950-03-07 |
Paul B Clark |
Casing expander
|
US2668689A
(en)
|
1947-11-07 |
1954-02-09 |
C & C Tool Corp |
Automatic power tongs
|
US2621742A
(en)
|
1948-08-26 |
1952-12-16 |
Cicero C Brown |
Apparatus for cementing well liners
|
US2536458A
(en)
|
1948-11-29 |
1951-01-02 |
Theodor R Munsinger |
Pipe rotating device for oil wells
|
US2720267A
(en)
|
1949-12-12 |
1955-10-11 |
Cicero C Brown |
Sealing assemblies for well packers
|
US2610690A
(en)
|
1950-08-10 |
1952-09-16 |
Guy M Beatty |
Mud box
|
US2627891A
(en)
|
1950-11-28 |
1953-02-10 |
Paul B Clark |
Well pipe expander
|
US2743495A
(en)
|
1951-05-07 |
1956-05-01 |
Nat Supply Co |
Method of making a composite cutter
|
US2765146A
(en)
|
1952-02-09 |
1956-10-02 |
Jr Edward B Williams |
Jetting device for rotary drilling apparatus
|
US2805043A
(en)
|
1952-02-09 |
1957-09-03 |
Jr Edward B Williams |
Jetting device for rotary drilling apparatus
|
US2650314A
(en)
|
1952-02-12 |
1953-08-25 |
George W Hennigh |
Special purpose electric motor
|
US2764329A
(en)
|
1952-03-10 |
1956-09-25 |
Lucian W Hampton |
Load carrying attachment for bicycles, motorcycles, and the like
|
US2663073A
(en)
|
1952-03-19 |
1953-12-22 |
Acrometal Products Inc |
Method of forming spools
|
US2743087A
(en)
|
1952-10-13 |
1956-04-24 |
Layne |
Under-reaming tool
|
US2738011A
(en)
|
1953-02-17 |
1956-03-13 |
Thomas S Mabry |
Means for cementing well liners
|
US2741907A
(en)
|
1953-04-27 |
1956-04-17 |
Genender Louis |
Locksmithing tool
|
US2692059A
(en)
|
1953-07-15 |
1954-10-19 |
Standard Oil Dev Co |
Device for positioning pipe in a drilling derrick
|
US2978047A
(en)
|
1957-12-03 |
1961-04-04 |
Vaan Walter H De |
Collapsible drill bit assembly and method of drilling
|
US3054100A
(en)
|
1958-06-04 |
1962-09-11 |
Gen Precision Inc |
Signalling system
|
US3159219A
(en)
|
1958-05-13 |
1964-12-01 |
Byron Jackson Inc |
Cementing plugs and float equipment
|
US3087546A
(en)
|
1958-08-11 |
1963-04-30 |
Brown J Woolley |
Methods and apparatus for removing defective casing or pipe from well bores
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US2953406A
(en)
|
1958-11-24 |
1960-09-20 |
A D Timmons |
Casing spear
|
US3041901A
(en)
|
1959-05-20 |
1962-07-03 |
Dowty Rotol Ltd |
Make-up and break-out mechanism for drill pipe joints
|
US3090031A
(en)
|
1959-09-29 |
1963-05-14 |
Texaco Inc |
Signal transmission system
|
US3036530A
(en)
|
1960-05-05 |
1962-05-29 |
Harvest Queen Mill & Elevator |
Governor for pipeline apparatus
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US3117636A
(en)
|
1960-06-08 |
1964-01-14 |
John L Wilcox |
Casing bit with a removable center
|
US3111179A
(en)
|
1960-07-26 |
1963-11-19 |
A And B Metal Mfg Company Inc |
Jet nozzle
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US3102599A
(en)
|
1961-09-18 |
1963-09-03 |
Continental Oil Co |
Subterranean drilling process
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US3191680A
(en)
|
1962-03-14 |
1965-06-29 |
Pan American Petroleum Corp |
Method of setting metallic liners in wells
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US3131769A
(en)
|
1962-04-09 |
1964-05-05 |
Baker Oil Tools Inc |
Hydraulic anchors for tubular strings
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US3122811A
(en)
|
1962-06-29 |
1964-03-03 |
Lafayette E Gilreath |
Hydraulic slip setting apparatus
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US3169592A
(en)
|
1962-10-22 |
1965-02-16 |
Lamphere Jean K |
Retrievable drill bit
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US3193116A
(en)
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1962-11-23 |
1965-07-06 |
Exxon Production Research Co |
System for removing from or placing pipe in a well bore
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US3191677A
(en)
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1963-04-29 |
1965-06-29 |
Myron M Kinley |
Method and apparatus for setting liners in tubing
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NL6411125A
(en)
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1963-09-25 |
1965-03-26 |
|
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US3353599A
(en)
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1964-08-04 |
1967-11-21 |
Gulf Oil Corp |
Method and apparatus for stabilizing formations
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DE1216822B
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1965-03-27 |
1966-05-18 |
Beteiligungs & Patentverw Gmbh |
Tunneling machine
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US3380528A
(en)
*
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1965-09-24 |
1968-04-30 |
Tri State Oil Tools Inc |
Method and apparatus of removing well pipe from a well bore
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US3419079A
(en)
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1965-10-23 |
1968-12-31 |
Schlumberger Technology Corp |
Well tool with expansible anchor
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US3392609A
(en)
*
|
1966-06-24 |
1968-07-16 |
Abegg & Reinhold Co |
Well pipe spinning unit
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US3477527A
(en)
|
1967-06-05 |
1969-11-11 |
Global Marine Inc |
Kelly and drill pipe spinner-stabber
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US3635105A
(en)
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1967-10-17 |
1972-01-18 |
Byron Jackson Inc |
Power tong head and assembly
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US3518903A
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*
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1967-12-26 |
1970-07-07 |
Byron Jackson Inc |
Combined power tong and backup tong assembly
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US3489220A
(en)
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1968-08-02 |
1970-01-13 |
J C Kinley |
Method and apparatus for repairing pipe in wells
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US3548936A
(en)
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1968-11-15 |
1970-12-22 |
Dresser Ind |
Well tools and gripping members therefor
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US3747675A
(en)
*
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1968-11-25 |
1973-07-24 |
C Brown |
Rotary drive connection for casing drilling string
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US3552507A
(en)
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1968-11-25 |
1971-01-05 |
Cicero C Brown |
System for rotary drilling of wells using casing as the drill string
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FR1604950A
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1968-12-31 |
1971-05-15 |
|
|
US3575245A
(en)
|
1969-02-05 |
1971-04-20 |
Servco Co |
Apparatus for expanding holes
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US3552508A
(en)
*
|
1969-03-03 |
1971-01-05 |
Cicero C Brown |
Apparatus for rotary drilling of wells using casing as the drill pipe
|
US3606664A
(en)
|
1969-04-04 |
1971-09-21 |
Exxon Production Research Co |
Leak-proof threaded connections
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US3570598A
(en)
*
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1969-05-05 |
1971-03-16 |
Glenn D Johnson |
Constant strain jar
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US3550684A
(en)
*
|
1969-06-03 |
1970-12-29 |
Schlumberger Technology Corp |
Methods and apparatus for facilitating the descent of well tools through deviated well bores
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US3566505A
(en)
|
1969-06-09 |
1971-03-02 |
Hydrotech Services |
Apparatus for aligning two sections of pipe
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US3559739A
(en)
*
|
1969-06-20 |
1971-02-02 |
Chevron Res |
Method and apparatus for providing continuous foam circulation in wells
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US3552509A
(en)
*
|
1969-09-11 |
1971-01-05 |
Cicero C Brown |
Apparatus for rotary drilling of wells using casing as drill pipe
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US3603413A
(en)
*
|
1969-10-03 |
1971-09-07 |
Christensen Diamond Prod Co |
Retractable drill bits
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US3552510A
(en)
*
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1969-10-08 |
1971-01-05 |
Cicero C Brown |
Apparatus for rotary drilling of wells using casing as the drill pipe
|
US3624760A
(en)
|
1969-11-03 |
1971-11-30 |
Albert G Bodine |
Sonic apparatus for installing a pile jacket, casing member or the like in an earthen formation
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US3602302A
(en)
|
1969-11-10 |
1971-08-31 |
Westinghouse Electric Corp |
Oil production system
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US3691624A
(en)
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1970-01-16 |
1972-09-19 |
John C Kinley |
Method of expanding a liner
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US3603411A
(en)
*
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1970-01-19 |
1971-09-07 |
Christensen Diamond Prod Co |
Retractable drill bits
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US3603412A
(en)
*
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1970-02-02 |
1971-09-07 |
Baker Oil Tools Inc |
Method and apparatus for drilling in casing from the top of a borehole
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US3662842A
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1970-04-14 |
1972-05-16 |
Automatic Drilling Mach |
Automatic coupling system
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*
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1970-09-24 |
1974-05-07 |
Robbins & Ass J |
Earth drilling machine
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US3656564A
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*
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1970-12-03 |
1972-04-18 |
Cicero C Brown |
Apparatus for rotary drilling of wells using casing as the drill pipe
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US3669190A
(en)
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1970-12-21 |
1972-06-13 |
Otis Eng Corp |
Methods of completing a well
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US3692126A
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*
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1971-01-29 |
1972-09-19 |
Frank C Rushing |
Retractable drill bit apparatus
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US3785193A
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1971-04-10 |
1974-01-15 |
Kinley J |
Liner expanding apparatus
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*
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1971-04-16 |
1974-10-01 |
Byron Jackson Inc |
Motion compensation system for power tong apparatus
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US3729057A
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*
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1971-11-30 |
1973-04-24 |
Werner Ind Inc |
Travelling drill bit
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FR2209038B1
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1972-12-06 |
1977-07-22 |
Petroles Cie Francaise |
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US3881375A
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*
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1972-12-12 |
1975-05-06 |
Borg Warner |
Pipe tong positioning system
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US4054426A
(en)
|
1972-12-20 |
1977-10-18 |
White Gerald W |
Thin film treated drilling bit cones
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US3840128A
(en)
*
|
1973-07-09 |
1974-10-08 |
N Swoboda |
Racking arm for pipe sections, drill collars, riser pipe, and the like used in well drilling operations
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US3870114A
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*
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1973-07-23 |
1975-03-11 |
Stabilator Ab |
Drilling apparatus especially for ground drilling
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US3934660A
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1974-07-02 |
1976-01-27 |
Nelson Daniel E |
Flexpower deep well drill
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1974-07-10 |
1976-06-22 |
Gearhart-Owen Industries, Inc. |
Downhole signaling system
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1974-09-03 |
1976-01-20 |
Vetco Offshore Industries, Inc. |
Buoyant riser system
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US4077525A
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1974-11-14 |
1978-03-07 |
Lamb Industries, Inc. |
Derrick mounted apparatus for the manipulation of pipe
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US3945444A
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*
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1975-04-01 |
1976-03-23 |
The Anaconda Company |
Split bit casing drill
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US4009561A
(en)
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1975-06-02 |
1977-03-01 |
Camesa, S.A. |
Method of forming cables
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US4063602A
(en)
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1975-08-13 |
1977-12-20 |
Exxon Production Research Company |
Drilling fluid diverter system
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US3980143A
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1975-09-30 |
1976-09-14 |
Driltech, Inc. |
Holding wrench for drill strings
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DE2604063A1
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1976-02-03 |
1977-08-04 |
Miguel Kling |
SELF-PROPELLING AND SELF-LOCKING DEVICE FOR DRIVING ON CANALS AND FORMED BY LONG DISTANCES
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1976-02-06 |
1977-02-08 |
Labauve Leo C |
Free floating carrier for deep well instruments
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1976-04-19 |
1977-09-20 |
Richey Vernon T |
Apparatus for reducing annular back pressure near the drill bit
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GB1516491A
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1976-05-06 |
1978-07-05 |
A Z Int Tool Co |
Well drilling method and apparatus therefor
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US4113236A
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1976-08-23 |
1978-09-12 |
Suntech, Inc. |
Pulling tool apparatus
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US4100968A
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1976-08-30 |
1978-07-18 |
Charles George Delano |
Technique for running casing
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US4257442A
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|
1976-09-27 |
1981-03-24 |
Claycomb Jack R |
Choke for controlling the flow of drilling mud
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US4189185A
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1976-09-27 |
1980-02-19 |
Tri-State Oil Tool Industries, Inc. |
Method for producing chambered blast holes
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US4064939A
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1976-11-01 |
1977-12-27 |
Dresser Industries, Inc. |
Method and apparatus for running and retrieving logging instruments in highly deviated well bores
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|
1976-11-01 |
1978-04-04 |
Dresser Industries, Inc. |
Method and apparatus for running and retrieving logging instruments in highly deviated well bores
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1976-11-30 |
1980-02-05 |
General Electric Company |
Rotary drill bit and method for making same
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1977-02-04 |
1978-07-18 |
Chaffin John D |
Earth boring apparatus for geological drilling and coring
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1977-04-18 |
1979-03-06 |
Compagnie Maritime d'Expertise, S.A. |
Pipe connector apparatus having gripping and sealing means
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SE411139B
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1977-04-29 |
1979-12-03 |
Sandvik Ab |
DRILLING DEVICE
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US4144396A
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1977-06-27 |
1979-03-13 |
Mitsubishi Chemical Industries Limited |
Process for producing alkylene glycol esters
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1977-07-25 |
1978-09-26 |
Petro-Data C.A. |
Wireline latching apparatus and method of use
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US4133396A
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1977-11-04 |
1979-01-09 |
Smith International, Inc. |
Drilling and casing landing apparatus and method
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GB1575104A
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1977-12-08 |
1980-09-17 |
Marconi Co Ltd |
Load moving devices
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FR2417709A1
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1978-02-21 |
1979-09-14 |
Coflexip |
FLEXIBLE COMPOSITE TUBE
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US4173457A
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1978-03-23 |
1979-11-06 |
Alloys, Incorporated |
Hardfacing composition of nickel-bonded sintered chromium carbide particles and tools hardfaced thereof
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US4194383A
(en)
|
1978-06-22 |
1980-03-25 |
Gulf & Western Manufacturing Company |
Modular transducer assembly for rolling mill roll adjustment mechanism
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1978-08-04 |
1981-06-23 |
Scaggs Orville C |
Subterranean well pipe guiding apparatus
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1978-09-11 |
1979-11-27 |
Davis Carl A |
Well collar or shoe and cementing/drilling process
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US4221269A
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1978-12-08 |
1980-09-09 |
Hudson Ray E |
Pipe spinner
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US4281722A
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1979-05-15 |
1981-08-04 |
Long Year Company |
Retractable bit system
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US4274778A
(en)
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1979-06-05 |
1981-06-23 |
Putnam Paul S |
Mechanized stand handling apparatus for drilling rigs
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US4262693A
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1979-07-02 |
1981-04-21 |
Bernhardt & Frederick Co., Inc. |
Kelly valve
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US4287949A
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1980-01-07 |
1981-09-08 |
Mwl Tool And Supply Company |
Setting tools and liner hanger assembly
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MX153352A
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1980-03-11 |
1986-10-01 |
Carlor Ramirez Jauregui |
IMPROVEMENTS IN CONTRACTIL DRILL FOR DRILLING WELLS
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1980-03-24 |
1982-03-23 |
Varco International, Inc. |
Internal elevator
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US4291772A
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1980-03-25 |
1981-09-29 |
Standard Oil Company (Indiana) |
Drilling fluid bypass for marine riser
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US4336415A
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1980-05-16 |
1982-06-22 |
Walling John B |
Flexible production tubing
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*
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1980-07-14 |
1982-01-19 |
Baker International Corporation |
Hydraulically set well packer
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DE3029174A1
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*
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1980-08-01 |
1982-03-11 |
Schering Ag, 1000 Berlin Und 4619 Bergkamen |
MONOALKYLFLUOROZINN COMPOUNDS AND THEIR PRODUCTION
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1980-08-25 |
1982-02-16 |
Stallings Jimmie L |
Continuous circulation apparatus for air drilling well bore operations
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US4446745A
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1981-04-10 |
1984-05-08 |
Baker International Corporation |
Apparatus for counting turns when making threaded joints including an increased resolution turns counter
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1981-04-27 |
1983-08-02 |
Hachiro Inoue |
Under-reaming pile bore excavator
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1981-06-29 |
1984-03-20 |
Joy Manufacturing Company |
Dual camming action jaw assembly and power tong
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1981-08-14 |
1984-07-17 |
Christensen, Inc. |
Drill tool for deep wells
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GB2108552B
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