US274740A
(en)
*
|
|
1883-03-27 |
|
douglass |
FR964503A
(zh)
|
|
1950-08-18 |
|
|
US54144A
(en)
*
|
|
1866-04-24 |
|
Improved mode of boring artesian wells |
US526708A
(en)
|
|
1894-10-02 |
|
Well-drilling apparatus |
US278018A
(en)
*
|
|
1883-05-22 |
|
Apparatus for transmitting power |
US639036A
(en)
|
1899-08-21 |
1899-12-12 |
Abner R Heald |
Expansion-drill.
|
CH69119A
(de)
|
1914-07-11 |
1915-06-01 |
Georg Gondos |
Drehbohrer für Tiefbohrungen
|
US1285347A
(en)
|
1918-02-09 |
1918-11-19 |
Albert Otto |
Reamer for oil and gas bearing sand.
|
US1485615A
(en)
*
|
1920-12-08 |
1924-03-04 |
Arthur S Jones |
Oil-well reamer
|
US1467480A
(en)
|
1921-12-19 |
1923-09-11 |
Petroleum Recovery Corp |
Well reamer
|
US1488106A
(en)
*
|
1923-02-05 |
1924-03-25 |
Eagle Mfg Ass |
Intake for oil-well pumps
|
US1520737A
(en)
|
1924-04-26 |
1924-12-30 |
Robert L Wright |
Method of increasing oil extraction from oil-bearing strata
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US1777961A
(en)
|
1927-04-04 |
1930-10-07 |
Capeliuschnicoff M Alcunovitch |
Bore-hole apparatus
|
US1674392A
(en)
|
1927-08-06 |
1928-06-19 |
Flansburg Harold |
Apparatus for excavating postholes
|
GB442008A
(en)
|
1934-07-23 |
1936-01-23 |
Leo Ranney |
Method of and apparatus for recovering water from or supplying water to subterraneanformations
|
GB444484A
(en)
|
1934-09-17 |
1936-03-17 |
Leo Ranney |
Process of removing gas from coal and other carbonaceous materials in situ
|
US2018285A
(en)
|
1934-11-27 |
1935-10-22 |
Schweitzer Reuben Richard |
Method of well development
|
US2069482A
(en)
*
|
1935-04-18 |
1937-02-02 |
James I Seay |
Well reamer
|
US2150228A
(en)
*
|
1936-08-31 |
1939-03-14 |
Luther F Lamb |
Packer
|
US2169718A
(en)
|
1937-04-01 |
1939-08-15 |
Sprengund Tauchgesellschaft M |
Hydraulic earth-boring apparatus
|
US2335085A
(en)
|
1941-03-18 |
1943-11-23 |
Colonnade Company |
Valve construction
|
US2490350A
(en)
|
1943-12-15 |
1949-12-06 |
Claude C Taylor |
Means for centralizing casing and the like in a well
|
US2452654A
(en)
|
1944-06-09 |
1948-11-02 |
Texaco Development Corp |
Method of graveling wells
|
US2450223A
(en)
|
1944-11-25 |
1948-09-28 |
William R Barbour |
Well reaming apparatus
|
GB651468A
(en)
|
1947-08-07 |
1951-04-04 |
Ranney Method Water Supplies I |
Improvements in and relating to the abstraction of water from water bearing strata
|
US2679903A
(en)
|
1949-11-23 |
1954-06-01 |
Sid W Richardson Inc |
Means for installing and removing flow valves or the like
|
US2726847A
(en)
|
1952-03-31 |
1955-12-13 |
Oilwell Drain Hole Drilling Co |
Drain hole drilling equipment
|
US2726063A
(en)
|
1952-05-10 |
1955-12-06 |
Exxon Research Engineering Co |
Method of drilling wells
|
US2847189A
(en)
|
1953-01-08 |
1958-08-12 |
Texas Co |
Apparatus for reaming holes drilled in the earth
|
US2797893A
(en)
|
1954-09-13 |
1957-07-02 |
Oilwell Drain Hole Drilling Co |
Drilling and lining of drain holes
|
US2783018A
(en)
|
1955-02-11 |
1957-02-26 |
Vac U Lift Company |
Valve means for suction lifting devices
|
US2934904A
(en)
|
1955-09-01 |
1960-05-03 |
Phillips Petroleum Co |
Dual storage caverns
|
US2911008A
(en)
|
1956-04-09 |
1959-11-03 |
Manning Maxwell & Moore Inc |
Fluid flow control device
|
US2980142A
(en)
*
|
1958-09-08 |
1961-04-18 |
Turak Anthony |
Plural dispensing valve
|
GB893869A
(en)
|
1960-09-21 |
1962-04-18 |
Ranney Method International In |
Improvements in or relating to wells
|
US3208537A
(en)
|
1960-12-08 |
1965-09-28 |
Reed Roller Bit Co |
Method of drilling
|
US3163211A
(en)
|
1961-06-05 |
1964-12-29 |
Pan American Petroleum Corp |
Method of conducting reservoir pilot tests with a single well
|
US3135293A
(en)
|
1962-08-28 |
1964-06-02 |
Robert L Erwin |
Rotary control valve
|
US3385382A
(en)
*
|
1964-07-08 |
1968-05-28 |
Otis Eng Co |
Method and apparatus for transporting fluids
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US3347595A
(en)
|
1965-05-03 |
1967-10-17 |
Pittsburgh Plate Glass Co |
Establishing communication between bore holes in solution mining
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US3406766A
(en)
|
1966-07-07 |
1968-10-22 |
Henderson John Keller |
Method and devices for interconnecting subterranean boreholes
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FR1533221A
(fr)
|
1967-01-06 |
1968-07-19 |
Dba Sa |
Vanne de débit à commande numérique
|
US3362475A
(en)
|
1967-01-11 |
1968-01-09 |
Gulf Research Development Co |
Method of gravel packing a well and product formed thereby
|
US3443648A
(en)
*
|
1967-09-13 |
1969-05-13 |
Fenix & Scisson Inc |
Earth formation underreamer
|
US3534822A
(en)
|
1967-10-02 |
1970-10-20 |
Walker Neer Mfg Co |
Well circulating device
|
US3809519A
(en)
*
|
1967-12-15 |
1974-05-07 |
Ici Ltd |
Injection moulding machines
|
US3578077A
(en)
|
1968-05-27 |
1971-05-11 |
Mobil Oil Corp |
Flow control system and method
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US3503377A
(en)
*
|
1968-07-30 |
1970-03-31 |
Gen Motors Corp |
Control valve
|
US3528516A
(en)
|
1968-08-21 |
1970-09-15 |
Cicero C Brown |
Expansible underreamer for drilling large diameter earth bores
|
US3530675A
(en)
|
1968-08-26 |
1970-09-29 |
Lee A Turzillo |
Method and means for stabilizing structural layer overlying earth materials in situ
|
US3582138A
(en)
|
1969-04-24 |
1971-06-01 |
Robert L Loofbourow |
Toroid excavation system
|
US3647230A
(en)
|
1969-07-24 |
1972-03-07 |
William L Smedley |
Well pipe seal
|
US3587743A
(en)
|
1970-03-17 |
1971-06-28 |
Pan American Petroleum Corp |
Explosively fracturing formations in wells
|
USRE32623E
(en)
|
1970-09-08 |
1988-03-15 |
Shell Oil Company |
Curved offshore well conductors
|
US3687204A
(en)
|
1970-09-08 |
1972-08-29 |
Shell Oil Co |
Curved offshore well conductors
|
US3684041A
(en)
|
1970-11-16 |
1972-08-15 |
Baker Oil Tools Inc |
Expansible rotary drill bit
|
US3692041A
(en)
|
1971-01-04 |
1972-09-19 |
Gen Electric |
Variable flow distributor
|
FI46651C
(fi)
|
1971-01-22 |
1973-05-08 |
Rinta |
Tapa veteen niukkaliukoisten nesteiden tai kaasujen kuljettamiseksi.
|
US3744565A
(en)
|
1971-01-22 |
1973-07-10 |
Cities Service Oil Co |
Apparatus and process for the solution and heating of sulfur containing natural gas
|
US3757876A
(en)
|
1971-09-01 |
1973-09-11 |
Smith International |
Drilling and belling apparatus
|
US3757877A
(en)
|
1971-12-30 |
1973-09-11 |
Grant Oil Tool Co |
Large diameter hole opener for earth boring
|
US3759328A
(en)
|
1972-05-11 |
1973-09-18 |
Shell Oil Co |
Laterally expanding oil shale permeabilization
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US3828867A
(en)
|
1972-05-15 |
1974-08-13 |
A Elwood |
Low frequency drill bit apparatus and method of locating the position of the drill head below the surface of the earth
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US3902322A
(en)
|
1972-08-29 |
1975-09-02 |
Hikoitsu Watanabe |
Drain pipes for preventing landslides and method for driving the same
|
US3800830A
(en)
*
|
1973-01-11 |
1974-04-02 |
B Etter |
Metering valve
|
US3825081A
(en)
|
1973-03-08 |
1974-07-23 |
H Mcmahon |
Apparatus for slant hole directional drilling
|
US3874413A
(en)
*
|
1973-04-09 |
1975-04-01 |
Vals Construction |
Multiported valve
|
US4014971A
(en)
|
1973-05-11 |
1977-03-29 |
Perkins Rodney C |
Method for making a tympanic membrane prosthesis
|
US3907045A
(en)
|
1973-11-30 |
1975-09-23 |
Continental Oil Co |
Guidance system for a horizontal drilling apparatus
|
US3887008A
(en)
|
1974-03-21 |
1975-06-03 |
Charles L Canfield |
Downhole gas compression technique
|
US4022279A
(en)
*
|
1974-07-09 |
1977-05-10 |
Driver W B |
Formation conditioning process and system
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US3934649A
(en)
*
|
1974-07-25 |
1976-01-27 |
The United States Of America As Represented By The United States Energy Research And Development Administration |
Method for removal of methane from coalbeds
|
US3957082A
(en)
*
|
1974-09-26 |
1976-05-18 |
Arbrook, Inc. |
Six-way stopcock
|
US3961824A
(en)
|
1974-10-21 |
1976-06-08 |
Wouter Hugo Van Eek |
Method and system for winning minerals
|
SE386500B
(sv)
*
|
1974-11-25 |
1976-08-09 |
Sjumek Sjukvardsmek Hb |
Gasblandningsventil
|
SU750108A1
(ru)
|
1975-06-26 |
1980-07-23 |
Донецкий Ордена Трудового Красного Знамени Политехнический Институт |
Способ дегазации спутников угольных пластов
|
US4037658A
(en)
|
1975-10-30 |
1977-07-26 |
Chevron Research Company |
Method of recovering viscous petroleum from an underground formation
|
US4020901A
(en)
*
|
1976-01-19 |
1977-05-03 |
Chevron Research Company |
Arrangement for recovering viscous petroleum from thick tar sand
|
US4030310A
(en)
|
1976-03-04 |
1977-06-21 |
Sea-Log Corporation |
Monopod drilling platform with directional drilling
|
US4137975A
(en)
|
1976-05-13 |
1979-02-06 |
The British Petroleum Company Limited |
Drilling method
|
US4073351A
(en)
*
|
1976-06-10 |
1978-02-14 |
Pei, Inc. |
Burners for flame jet drill
|
US4060130A
(en)
|
1976-06-28 |
1977-11-29 |
Texaco Trinidad, Inc. |
Cleanout procedure for well with low bottom hole pressure
|
US4077481A
(en)
|
1976-07-12 |
1978-03-07 |
Fmc Corporation |
Subterranean mining apparatus
|
JPS5358105A
(en)
|
1976-11-08 |
1978-05-25 |
Nippon Concrete Ind Co Ltd |
Method of generating supporting force for middle excavation system
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US4089374A
(en)
*
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1976-12-16 |
1978-05-16 |
In Situ Technology, Inc. |
Producing methane from coal in situ
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US4136996A
(en)
*
|
1977-05-23 |
1979-01-30 |
Texaco Development Corporation |
Directional drilling marine structure
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US4134463A
(en)
*
|
1977-06-22 |
1979-01-16 |
Smith International, Inc. |
Air lift system for large diameter borehole drilling
|
US4169510A
(en)
|
1977-08-16 |
1979-10-02 |
Phillips Petroleum Company |
Drilling and belling apparatus
|
US4151880A
(en)
*
|
1977-10-17 |
1979-05-01 |
Peabody Vann |
Vent assembly
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NL7713455A
(nl)
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1977-12-06 |
1979-06-08 |
Stamicarbon |
Werkwijze voor het in situ winnen van kool.
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US4156437A
(en)
*
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1978-02-21 |
1979-05-29 |
The Perkin-Elmer Corporation |
Computer controllable multi-port valve
|
US4182423A
(en)
*
|
1978-03-02 |
1980-01-08 |
Burton/Hawks Inc. |
Whipstock and method for directional well drilling
|
US4226475A
(en)
|
1978-04-19 |
1980-10-07 |
Frosch Robert A |
Underground mineral extraction
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NL7806559A
(nl)
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1978-06-19 |
1979-12-21 |
Stamicarbon |
Inrichting voor het winnen van mineralen via een boor- gat.
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US4221433A
(en)
|
1978-07-20 |
1980-09-09 |
Occidental Minerals Corporation |
Retrogressively in-situ ore body chemical mining system and method
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US4257650A
(en)
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1978-09-07 |
1981-03-24 |
Barber Heavy Oil Process, Inc. |
Method for recovering subsurface earth substances
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US4189184A
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1978-10-13 |
1980-02-19 |
Green Harold F |
Rotary drilling and extracting process
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US4224989A
(en)
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1978-10-30 |
1980-09-30 |
Mobil Oil Corporation |
Method of dynamically killing a well blowout
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FR2445483A1
(fr)
|
1978-12-28 |
1980-07-25 |
Geostock |
Procede et dispositif de securite pour stockage souterrain de gaz liquefie
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US4366988A
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1979-02-16 |
1983-01-04 |
Bodine Albert G |
Sonic apparatus and method for slurry well bore mining and production
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US4283088A
(en)
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1979-05-14 |
1981-08-11 |
Tabakov Vladimir P |
Thermal--mining method of oil production
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US4296785A
(en)
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1979-07-09 |
1981-10-27 |
Mallinckrodt, Inc. |
System for generating and containerizing radioisotopes
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US4222611A
(en)
|
1979-08-16 |
1980-09-16 |
United States Of America As Represented By The Secretary Of The Interior |
In-situ leach mining method using branched single well for input and output
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US4312377A
(en)
*
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1979-08-29 |
1982-01-26 |
Teledyne Adams, A Division Of Teledyne Isotopes, Inc. |
Tubular valve device and method of assembly
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CA1140457A
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1979-10-19 |
1983-02-01 |
Noval Technologies Ltd. |
Method for recovering methane from coal seams
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US4333539A
(en)
|
1979-12-31 |
1982-06-08 |
Lyons William C |
Method for extended straight line drilling from a curved borehole
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US4386665A
(en)
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1980-01-14 |
1983-06-07 |
Mobil Oil Corporation |
Drilling technique for providing multiple-pass penetration of a mineral-bearing formation
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US4299295A
(en)
|
1980-02-08 |
1981-11-10 |
Kerr-Mcgee Coal Corporation |
Process for degasification of subterranean mineral deposits
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US4303127A
(en)
|
1980-02-11 |
1981-12-01 |
Gulf Research & Development Company |
Multistage clean-up of product gas from underground coal gasification
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SU876968A1
(ru)
|
1980-02-18 |
1981-10-30 |
Всесоюзный Научно-Исследовательский Институт Использования Газов В Народном Хозяйстве И Подземного Хранения Нефти, Нефтепродуктов И Сжиженных Газов |
Способ соединени скважин в пластах растворимых пород
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US4317492A
(en)
*
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1980-02-26 |
1982-03-02 |
The Curators Of The University Of Missouri |
Method and apparatus for drilling horizontal holes in geological structures from a vertical bore
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US4296969A
(en)
|
1980-04-11 |
1981-10-27 |
Exxon Production Research Company |
Thermal recovery of viscous hydrocarbons using arrays of radially spaced horizontal wells
|
US4328577A
(en)
*
|
1980-06-03 |
1982-05-04 |
Rockwell International Corporation |
Muldem automatically adjusting to system expansion and contraction
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US4372398A
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*
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1980-11-04 |
1983-02-08 |
Cornell Research Foundation, Inc. |
Method of determining the location of a deep-well casing by magnetic field sensing
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CH653741A5
(en)
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1980-11-10 |
1986-01-15 |
Elektra Energy Ag |
Method of extracting crude oil from oil shale or oil sand
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US4356866A
(en)
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1980-12-31 |
1982-11-02 |
Mobil Oil Corporation |
Process of underground coal gasification
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JPS627747Y2
(zh)
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1981-03-17 |
1987-02-23 |
|
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(en)
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1981-04-06 |
1983-06-28 |
Exxon Production Research Co. |
Method of treating reservoirs containing very viscous crude oil or bitumen
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US4396076A
(en)
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1981-04-27 |
1983-08-02 |
Hachiro Inoue |
Under-reaming pile bore excavator
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US4396075A
(en)
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1981-06-23 |
1983-08-02 |
Wood Edward T |
Multiple branch completion with common drilling and casing template
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US4397360A
(en)
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1981-07-06 |
1983-08-09 |
Atlantic Richfield Company |
Method for forming drain holes from a cased well
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US4415205A
(en)
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1981-07-10 |
1983-11-15 |
Rehm William A |
Triple branch completion with separate drilling and completion templates
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1981-08-03 |
1984-03-20 |
Gulf Canada Limited |
Hydraulic mining of tar sands with submerged jet erosion
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US4401171A
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1981-12-10 |
1983-08-30 |
Dresser Industries, Inc. |
Underreamer with debris flushing flow path
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1982-01-07 |
1983-12-27 |
Atlantic Richfield Company |
Method for gasifying subterranean coal deposits
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1982-07-21 |
1984-04-17 |
Reale Lucio V |
Treatment of underground beds
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|
1982-07-26 |
1985-07-09 |
Bechtel National Corp. |
Hydraulic piston-effect method and apparatus for forming a bore hole
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US4463988A
(en)
|
1982-09-07 |
1984-08-07 |
Cities Service Co. |
Horizontal heated plane process
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US4558744A
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1982-09-14 |
1985-12-17 |
Canocean Resources Ltd. |
Subsea caisson and method of installing same
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US4452489A
(en)
|
1982-09-20 |
1984-06-05 |
Methane Drainage Ventures |
Multiple level methane drainage shaft method
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US4458767A
(en)
|
1982-09-28 |
1984-07-10 |
Mobil Oil Corporation |
Method for directionally drilling a first well to intersect a second well
|
FR2545006B1
(fr)
*
|
1983-04-27 |
1985-08-16 |
Mancel Patrick |
Dispositif pour pulveriser des produits, notamment des peintures
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1983-05-05 |
1985-08-06 |
Texaco Inc. |
Bitumen production and substrate stimulation with flow diverter means
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1983-06-08 |
1985-03-05 |
Tetra Systems, Inc. |
Oil mining configuration
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1983-06-28 |
1985-04-23 |
Rondel Knisley |
Apparatus for drilling oil and gas wells and a torque arrestor associated therewith
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(en)
*
|
1983-07-18 |
1985-01-22 |
Mckee George B |
Apparatus and methods for the aeration of cesspools
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CA1210992A
(en)
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1983-07-28 |
1986-09-09 |
Quentin Siebold |
Off-vertical pumping unit
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FR2551491B1
(fr)
*
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1983-08-31 |
1986-02-28 |
Elf Aquitaine |
Dispositif de forage et de mise en production petroliere multidrains
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FR2557195B1
(fr)
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1983-12-23 |
1986-05-02 |
Inst Francais Du Petrole |
Methode pour former une barriere de fluide a l'aide de drains inclines, notamment dans un gisement petrolifere
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US4544037A
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|
1984-02-21 |
1985-10-01 |
In Situ Technology, Inc. |
Initiating production of methane from wet coal beds
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1984-03-08 |
1986-01-21 |
Lor, Inc. |
Borehole operating tool with fluid circulation through arms
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US4519463A
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*
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1984-03-19 |
1985-05-28 |
Atlantic Richfield Company |
Drainhole drilling
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US4605067A
(en)
|
1984-03-26 |
1986-08-12 |
Rejane M. Burton |
Method and apparatus for completing well
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US4600061A
(en)
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1984-06-08 |
1986-07-15 |
Methane Drainage Ventures |
In-shaft drilling method for recovery of gas from subterranean formations
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US4536035A
(en)
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1984-06-15 |
1985-08-20 |
The United States Of America As Represented By The United States Department Of Energy |
Hydraulic mining method
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US4533182A
(en)
|
1984-08-03 |
1985-08-06 |
Methane Drainage Ventures |
Process for production of oil and gas through horizontal drainholes from underground workings
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1984-08-03 |
1988-06-28 |
Hydril Company |
Solution mining
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1984-08-03 |
1987-03-03 |
Hydril Company |
Tertiary recovery method using inverted deviated holes
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US4605076A
(en)
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1984-08-03 |
1986-08-12 |
Hydril Company |
Method for forming boreholes
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US4618009A
(en)
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1984-08-08 |
1986-10-21 |
Homco International Inc. |
Reaming tool
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US4773488A
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