US122514A
(en)
|
|
1872-01-09 |
|
Improvement in rock-drills |
US3124023A
(en)
*
|
|
1964-03-10 |
|
Dies for pipe and tubing tongs |
US3006415A
(en)
|
|
1961-10-31 |
|
Cementing apparatus |
US3123160A
(en)
|
|
1964-03-03 |
|
Retrievable subsurface well bore apparatus |
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(en)
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1913-01-25 |
1913-11-04 |
Fred Richard Weathersby |
Drill.
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US1185582A
(en)
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1914-07-13 |
1916-05-30 |
Edward Bignell |
Pile.
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1916-09-01 |
1919-04-22 |
Frank W A Finley |
Expansible well-casing.
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US1342424A
(en)
|
1918-09-06 |
1920-06-08 |
Shepard M Cotten |
Method and apparatus for constructing concrete piles
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US1471526A
(en)
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1920-07-19 |
1923-10-23 |
Rowland O Pickin |
Rotary orill bit
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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)
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1926-10-21 |
1929-09-10 |
Lewis E Stephens |
Casing spear
|
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(en)
|
1927-02-16 |
1931-11-03 |
George W Schrock |
Drill for oil and gas wells
|
US1777592A
(en)
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1929-07-08 |
1930-10-07 |
Thomas Idris |
Casing spear
|
US1998833A
(en)
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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
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US1880218A
(en)
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1930-10-01 |
1932-10-04 |
Richard P Simmons |
Method of lining oil wells and means therefor
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US1917135A
(en)
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1932-02-17 |
1933-07-04 |
Littell James |
Well apparatus
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US2105885A
(en)
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1932-03-30 |
1938-01-18 |
Frank J Hinderliter |
Hollow trip casing spear
|
US2049450A
(en)
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1933-08-23 |
1936-08-04 |
Macclatchie Mfg Company |
Expansible cutter tool
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US2017451A
(en)
|
1933-11-21 |
1935-10-15 |
Baash Ross Tool Co |
Packing casing bowl
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US1981525A
(en)
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1933-12-05 |
1934-11-20 |
Bailey E Price |
Method of and apparatus for drilling oil wells
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US2060352A
(en)
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1936-06-20 |
1936-11-10 |
Reed Roller Bit Co |
Expansible bit
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US2167338A
(en)
*
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1937-07-26 |
1939-07-25 |
U C Murcell Inc |
Welding and setting well casing
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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
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US2379800A
(en)
*
|
1941-09-11 |
1945-07-03 |
Texas Co |
Signal transmission system
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US2414719A
(en)
*
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1942-04-25 |
1947-01-21 |
Stanolind Oil & Gas Co |
Transmission system
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US2522444A
(en)
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1946-07-20 |
1950-09-12 |
Donovan B Grable |
Well fluid control
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US2641444A
(en)
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1946-09-03 |
1953-06-09 |
Signal Oil & Gas Co |
Method and apparatus for drilling boreholes
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US2499630A
(en)
|
1946-12-05 |
1950-03-07 |
Paul B Clark |
Casing expander
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US2668689A
(en)
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1947-11-07 |
1954-02-09 |
C & C Tool Corp |
Automatic power tongs
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US2621742A
(en)
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1948-08-26 |
1952-12-16 |
Cicero C Brown |
Apparatus for cementing well liners
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US2536458A
(en)
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1948-11-29 |
1951-01-02 |
Theodor R Munsinger |
Pipe rotating device for oil wells
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US2720267A
(en)
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1949-12-12 |
1955-10-11 |
Cicero C Brown |
Sealing assemblies for well packers
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US2610690A
(en)
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1950-08-10 |
1952-09-16 |
Guy M Beatty |
Mud box
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US2627891A
(en)
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1950-11-28 |
1953-02-10 |
Paul B Clark |
Well pipe expander
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US2743495A
(en)
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1951-05-07 |
1956-05-01 |
Nat Supply Co |
Method of making a composite cutter
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US2805043A
(en)
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1952-02-09 |
1957-09-03 |
Jr Edward B Williams |
Jetting device for rotary drilling apparatus
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US2765146A
(en)
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1952-02-09 |
1956-10-02 |
Jr Edward B Williams |
Jetting device for rotary drilling apparatus
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US2650314A
(en)
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1952-02-12 |
1953-08-25 |
George W Hennigh |
Special purpose electric motor
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US2764329A
(en)
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1952-03-10 |
1956-09-25 |
Lucian W Hampton |
Load carrying attachment for bicycles, motorcycles, and the like
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US2663073A
(en)
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1952-03-19 |
1953-12-22 |
Acrometal Products Inc |
Method of forming spools
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US2743087A
(en)
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1952-10-13 |
1956-04-24 |
Layne |
Under-reaming tool
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US2738011A
(en)
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1953-02-17 |
1956-03-13 |
Thomas S Mabry |
Means for cementing well liners
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US2741907A
(en)
*
|
1953-04-27 |
1956-04-17 |
Genender Louis |
Locksmithing tool
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US2692059A
(en)
|
1953-07-15 |
1954-10-19 |
Standard Oil Dev Co |
Device for positioning pipe in a drilling derrick
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US2978047A
(en)
|
1957-12-03 |
1961-04-04 |
Vaan Walter H De |
Collapsible drill bit assembly and method of drilling
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US3054100A
(en)
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1958-06-04 |
1962-09-11 |
Gen Precision Inc |
Signalling system
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US3159219A
(en)
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1958-05-13 |
1964-12-01 |
Byron Jackson Inc |
Cementing plugs and float equipment
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US3087546A
(en)
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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)
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1958-11-24 |
1960-09-20 |
A D Timmons |
Casing spear
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US3041901A
(en)
*
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1959-05-20 |
1962-07-03 |
Dowty Rotol Ltd |
Make-up and break-out mechanism for drill pipe joints
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US3090031A
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*
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1959-09-29 |
1963-05-14 |
Texaco Inc |
Signal transmission system
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US3117636A
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*
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1960-06-08 |
1964-01-14 |
John L Wilcox |
Casing bit with a removable center
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US3111179A
(en)
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1960-07-26 |
1963-11-19 |
A And B Metal Mfg Company Inc |
Jet nozzle
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US3102599A
(en)
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1961-09-18 |
1963-09-03 |
Continental Oil Co |
Subterranean drilling process
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US3191680A
(en)
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1962-03-14 |
1965-06-29 |
Pan American Petroleum Corp |
Method of setting metallic liners in wells
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US3131769A
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*
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1962-04-09 |
1964-05-05 |
Baker Oil Tools Inc |
Hydraulic anchors for tubular strings
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US3122811A
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1962-06-29 |
1964-03-03 |
Lafayette E Gilreath |
Hydraulic slip setting apparatus
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US3169592A
(en)
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1962-10-22 |
1965-02-16 |
Lamphere Jean K |
Retrievable drill bit
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US3193116A
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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
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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
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1963-09-25 |
1965-03-26 |
|
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DE1189492B
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1964-02-13 |
1965-03-25 |
Eckart Cronjaeger |
Verfahren zum kontinuierlichen Einbringen einer Verrohrung in Bohrloecher
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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 |
Streckenvortriebsmaschine
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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
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1965-10-23 |
1968-12-31 |
Schlumberger Technology Corp |
Well tool with expansible anchor
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US3392609A
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1966-06-24 |
1968-07-16 |
Abegg & Reinhold Co |
Well pipe spinning unit
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1967-06-05 |
1969-11-11 |
Global Marine Inc |
Kelly and drill pipe spinner-stabber
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1967-10-17 |
1972-01-18 |
Byron Jackson Inc |
Power tong head and assembly
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1967-12-26 |
1970-07-07 |
Byron Jackson Inc |
Combined power tong and backup tong assembly
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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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1968-11-15 |
1970-12-22 |
Dresser Ind |
Well tools and gripping members therefor
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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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1969-02-05 |
1971-04-20 |
Servco Co |
Apparatus for expanding holes
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1969-03-03 |
1971-01-05 |
Cicero C Brown |
Apparatus for rotary drilling of wells using casing as the drill pipe
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US3606664A
(en)
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1969-04-04 |
1971-09-21 |
Exxon Production Research Co |
Leak-proof threaded connections
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US3570598A
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1969-05-05 |
1971-03-16 |
Glenn D Johnson |
Constant strain jar
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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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1969-06-09 |
1971-03-02 |
Hydrotech Services |
Apparatus for aligning two sections of pipe
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1969-06-20 |
1971-02-02 |
Chevron Res |
Method and apparatus for providing continuous foam circulation in wells
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US3552509A
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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)
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1969-10-03 |
1971-09-07 |
Christensen Diamond Prod Co |
Retractable drill bits
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(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
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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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1969-11-10 |
1971-08-31 |
Westinghouse Electric Corp |
Oil production system
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BE757087A
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1969-12-03 |
1971-04-06 |
Gardner Denver Co |
Mecanisme de devissage de tiges de forage commande a distance
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US3691624A
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1970-01-16 |
1972-09-19 |
John C Kinley |
Method of expanding a liner
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US3603411A
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1970-01-19 |
1971-09-07 |
Christensen Diamond Prod Co |
Retractable drill bits
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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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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
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1970-12-21 |
1972-06-13 |
Otis Eng Corp |
Methods of completing a well
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US3746330A
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1971-10-28 |
1973-07-17 |
W Taciuk |
Drill stem shock absorber
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GB1306568A
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1971-11-09 |
1973-02-14 |
Fox F K |
Rotary drilling tool for use in well bores
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1974-07-02 |
1976-01-27 |
Nelson Daniel E |
Flexpower deep well drill
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1976-09-27 |
1979-05-15 |
Konstantinovsky Miron S |
Method and equipment for drilling wells
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1977-05-23 |
1978-06-20 |
Shell Oil Company |
Telemetering drill string with piped electrical conductor
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1978-06-02 |
1981-07-28 |
Rockwell International Corporation |
Tension control of fasteners
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1978-06-22 |
1980-03-25 |
Gulf & Western Manufacturing Company |
Modular transducer assembly for rolling mill roll adjustment mechanism
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1980-01-14 |
1981-07-07 |
Kearney-National, Inc. |
Telescoping tool and coupling means therefor
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1980-07-14 |
1982-01-19 |
Baker International Corporation |
Hydraulically set well packer
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1980-08-23 |
1983-07-12 |
Tsukamoto Seiki Co., Ltd. |
Composite nozzle for earth boring and bore enlarging bits
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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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1981-11-09 |
1984-01-24 |
Halliburton Company |
Retrievable bridge plug
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1981-12-04 |
1984-05-01 |
Hughes Tool Company |
Telemetry drill pipe with pressure sensitive contacts
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FR2523635A1
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1982-03-17 |
1983-09-23 |
Bretagne Atel Chantiers |
Dispositif pour le montage d'un train de tiges de forage et pour son entrainement en rotation et translation
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1982-06-01 |
1988-04-19 |
Tubular Make-Up Specialists, Inc. |
Monitoring torque in tubular goods
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1982-08-03 |
1984-05-22 |
Varco International, Inc. |
Drilling of wells with top drive unit
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1982-11-08 |
1986-08-12 |
Nl Industries, Inc. |
Transformer cable connector
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1983-06-24 |
1985-01-22 |
Bates Darrell R |
Chain-powered pipe tong device
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GB8326736D0
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1983-10-06 |
1983-11-09 |
Salvesen Drilling Services |
Analysis of torque applied to joint
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1983-10-06 |
1987-08-04 |
True Martin E |
Spinner for use in connecting pipe joints
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1983-10-26 |
1987-03-03 |
Cobb William O |
Tubing anchor assembly
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1984-01-25 |
1986-10-29 |
Maritime Hydraulics As |
Broennboreinnretning.
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1984-03-26 |
1985-07-16 |
Varco International, Inc. |
Top drive drilling unit with rotatable pipe support
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1984-06-21 |
1987-03-17 |
David Buck |
Back-up power tongs
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1984-06-29 |
1988-07-26 |
Hughes Tool Company |
Wrench assembly for a top drive sub
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1985-04-11 |
1987-05-26 |
Hughes Tool Company |
Top head drive well drilling apparatus with stabbing guide
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FR2588297B1
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1985-10-09 |
1987-12-04 |
Soletanche |
Dispositif pour le forage sous-marin de fondations
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1986-08-13 |
1986-12-01 |
Smet Nik |
Werkwijze en inrichting voor het maken van een gat in de grond.
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1986-08-21 |
1988-08-23 |
Varco International, Inc. |
Apparatus for handling well pipe
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1987-06-30 |
Donald E. Mosing |
Well casing grip assurance system
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1987-04-10 |
1989-06-06 |
Slator Damon T |
Jaws for power tongs and back-up units
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1987-04-14 |
1989-03-21 |
Triten Corporation |
Hydraulic top drive for wells
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1987-07-16 |
1989-02-21 |
Schlumberger Technology Corporation |
Apparatus for electromagnetically coupling power and data signals between well bore apparatus and the surface
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1987-07-16 |
1990-02-13 |
Schlumberger Technology Corporation |
Apparatus for electromagnetically coupling power and data signals between a first unit and a second unit and in particular between well bore apparatus and the surface
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1987-09-22 |
1989-01-31 |
Triten Corporation |
Well apparatus with tubular elevator tilt and indexing apparatus and methods of their use
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CA1270479A
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1987-12-14 |
1990-06-19 |
Jerome Labrosse |
Outil de forage pour l'implantation de tubages
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1988-04-06 |
1992-08-12 |
Jumblefierce Limited |
Drilling method and apparatus
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1995-03-07 |
Merrell Dow Pharmaceuticals Inc. |
Neuropeptide Y agonists and partial agonists
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Drilex Systems, Inc. |
Packer for wellhead repair unit
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1989-03-10 |
1991-08-06 |
W-N Apache Corporation |
Apparatus for gripping a down hole tubular for rotation
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1989-03-31 |
1990-06-26 |
Seaboard-Arval Corporation |
Drive pipe adaptor
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1989-12-15 |
1990-10-16 |
Numa Tool Company |
Downhole drill bit and bit coupling
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1990-03-14 |
1993-01-05 |
Fokker Aircraft B.V. |
Movement simulator
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1990-04-05 |
1995-04-10 |
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埋設管の推進工法
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1990-04-05 |
1992-12-08 |
Kidoh Technical Ins. Co., Ltd. |
Propulsion process of buried pipe
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1990-04-26 |
1993-07-06 |
Halliburton Company |
Downhole tool apparatus with non-metallic components and methods of drilling thereof
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1991-07-09 |
1993-03-09 |
Douglas Seefried |
Oilfield cementing tool and method
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Computer Motion, Inc. |
Automated endoscope system for optimal positioning
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Porauslaitteisto
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1993-01-19 |
1994-04-26 |
Masx Energy Services Group, Inc. |
Turbine pump ring for drilling heads
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1993-04-20 |
1995-02-14 |
Bowen Tools, Inc. |
Top drive unit torque break-out system
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1993-07-20 |
1994-07-26 |
Abb Vetco Gray Inc. |
Wellhead connector
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1993-07-20 |
1995-07-18 |
Tessari; Robert M. |
Portable top drive assembly
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1994-06-14 |
1996-12-16 |
Soilmec Spa |
Dispositivo per la manovra di caricamento ed avvitamento di aste e tubazioni di rivestimento componenti una batteria di trivellazione
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1994-08-03 |
1997-06-10 |
Valto Ilomaeki |
Poralaite
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1994-09-30 |
1996-03-26 |
Bowen Tools, Inc. |
Method and apparatus for displacing a top drive torque track
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1994-09-30 |
1996-04-02 |
Clanton; Duane |
2×4 drilling and hoisting system
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1994-10-04 |
1996-02-27 |
Smith International, Inc. |
Composite nozzles for rock bits
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1994-10-14 |
1999-04-20 |
Vail Iii William Banning |
Method and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
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1994-10-14 |
2006-09-05 |
Weatherford/Lamb, Inc. |
Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
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1995-05-16 |
1996-07-30 |
Halliburton Company |
Downhole tool apparatus with non-metallic packer element retaining shoes
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1995-07-25 |
2005-02-22 |
John G. Misselbrook |
Procede protege pour creer une communication fluidique a l'aide d'un tube spirale, dispositif associe et application aux essais aux tiges
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1995-09-27 |
2006-02-09 |
Precision Energy Services Gmbh |
Verfahren zur Herstellung einer verrohrten Gewinnungsbohrung
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1995-10-09 |
2000-07-12 |
Baker Hughes Incorporated |
Procédé et outil de forage pour le forage de puits dans les formations souterraines
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1996-01-29 |
1997-12-23 |
Petroleo Brasileiro Sa |
Método e aparelhagem para escoamento da produção submarina de petróleo
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1996-06-20 |
1998-01-13 |
Frank's International, Inc. |
Automatic self energizing stop collar
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1996-08-16 |
1998-08-18 |
Nobileau; Philippe C. |
Method for casing a wellbore
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1996-08-23 |
2000-05-02 |
Weatherford/Lamb, Inc. |
Compensator system for wellbore tubulars
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1996-10-15 |
2004-02-10 |
Coupler Developments Limited |
Drilling methods and apparatus
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1997-01-17 |
1998-08-11 |
Frank's Casing Crew & Rental Tools, Inc. |
Apparatus and method for improved tubular grip assurance
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1997-01-29 |
2002-03-26 |
Weatherford/Lamb, Inc. |
Apparatus and method for aligning tubulars
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1997-02-03 |
2001-04-03 |
Lance N. Portman |
Deployment system method and apparatus for running bottomhole assemblies in wells, particularly applicable to coiled tubing operations
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2001-05-17 |
2004-06-01 |
Weatherford/Lamb, Inc. |
Apparatus and methods for tubular makeup interlock
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1997-10-21 |
2001-03-13 |
Tesco Corporation |
Pipe gripping device
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1998-02-20 |
2002-04-09 |
Gilman A. Hill |
Down hole, hydrodynamic well control, blowout prevention
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1998-04-20 |
2000-06-06 |
White Bear Energy Serives Ltd. |
Rotatable die holder
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1998-05-04 |
2002-08-27 |
Weatherford/Lamb, Inc. |
Coiled tubing connector
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1998-06-04 |
2007-08-14 |
Philip Head |
Methode pour installer un cuvelage dans un puits et appareil connexe
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1998-07-15 |
2000-01-27 |
Deep Vision Llc |
Manipulation amelioree de colonne de production pour des operations d'extraction d'un champ de petrole sous-marin
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1998-07-15 |
2002-07-09 |
Deep Vision Llc |
Subsea wellbore drilling system for reducing bottom hole pressure
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1998-08-31 |
2000-06-27 |
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Pipe die method and apparatus
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1998-12-07 |
2003-05-06 |
Shell Oil Company |
Lubrication and self-cleaning system for expansion mandrel
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1998-12-22 |
2006-02-08 |
Weatherford/Lamb, Inc. |
Procédés et appareil de profilage et assemblage de tuyaux
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1998-12-24 |
2000-06-28 |
Weatherford Lamb |
Floating joint to facilitate the connection of tubulars using a top drive
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1999-01-19 |
2002-05-14 |
Colin Stuart Headworth |
System for accessing oil wells with compliant guide and coiled tubing
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1999-02-09 |
2001-01-16 |
Albert Augustus Mullins |
Single valve for a casing filling and circulating apparatus
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1999-03-05 |
2004-02-17 |
Varco I/P, Inc. |
Load compensator for a pipe running tool
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2000-02-07 |
2001-05-08 |
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Combined well casing spider and elevator
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2000-06-02 |
2002-02-26 |
Oil & Gas Rental Services, Inc. |
Drilling rig, pipe and support apparatus
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2000-06-16 |
2002-04-23 |
Stp Nuclear Operating Company |
Shaft centering tool for nuclear reactor coolant pump motor
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2000-08-22 |
2002-05-21 |
David R. Hall |
Annular wire harness for use in drill pipe
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2002-07-16 |
2004-01-22 |
Simonds Floyd Randolph |
Apparatus and method for completing an interval of a wellbore while drilling
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2000-12-13 |
2003-07-22 |
Huladyne Corporation |
Polymer current limiting device and method of manufacture
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2001-04-19 |
2004-03-02 |
Weatherford/Lamb, Inc. |
Screen material
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2001-07-25 |
2004-02-04 |
Schlumberger Holdings |
Method and system for drilling a wellbore having cable based telemetry
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2001-09-26 |
2005-04-12 |
Weatherford/Lamb, Inc. |
Profiled recess for instrumented expandable components
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2002-04-08 |
2007-06-26 |
Baker Hughes Incorporated |
Drilling and cementing casing system
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2002-06-26 |
2004-12-21 |
Weartherford/Lamb, Inc. |
Valve for an internal fill up tool and associated method
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2002-09-27 |
2007-05-22 |
Weatherford/Lamb, Inc. |
Smart cementing systems
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2002-10-23 |
2005-05-10 |
Frank's International, Inc. |
Method and apparatus for installing control lines in a well
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