US399616A
(en)
|
|
1889-03-12 |
|
Screen for bolting flour |
US1304918A
(en)
|
|
1919-05-27 |
|
Exlter medium ob other abticiie of mauufactitbe |
US485488A
(en)
|
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1892-11-01 |
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Grain-scourer |
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1912-12-23 |
1913-11-11 |
Tyler Co W S |
Method of forming woven-wire fabrics.
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1914-02-20 |
1915-05-11 |
Winfield Scott Potter |
Woven screen.
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1920-09-30 |
1923-06-26 |
Benjamin A Mitchell |
Screening machine and screen cloth therefor
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US1830792A
(en)
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1928-08-07 |
1931-11-10 |
Herrmann Rudolf |
Shaker sieve and method for producing the same
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1929-01-10 |
1932-11-01 |
Traylor Vibrator Co |
Apparatus for the wet screening or separation of intermixed materials
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US1885154A
(en)
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1930-08-08 |
1932-11-01 |
Laval Separator Co De |
Process of producing concentrated and purified rubber latex
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US2112784A
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*
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1931-04-27 |
1938-03-29 |
Willard C Mcnitt |
Method of nonaerating cooking and apparatus therefor
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US1997713A
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1932-08-08 |
1935-04-16 |
Tyler Co W S |
Screen and method of making same
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1934-07-26 |
1937-06-01 |
Western States Machine Co |
Filter sieve and art of making the same
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(en)
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1935-03-12 |
1937-08-10 |
Colorado Fuel & Iron Corp |
Means of filtration
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US2341169A
(en)
*
|
1940-12-30 |
1944-02-08 |
Nat Lead Co |
Method and apparatus for detecting gas in well drilling fluids
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US2418529A
(en)
*
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1944-12-04 |
1947-04-08 |
Stern Albert |
Embrittled silver solder bonded abrasive
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US2446293A
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*
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1944-12-27 |
1948-08-03 |
Ira T Minyard |
By-pass for rotary mud screens
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US2653521A
(en)
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1945-11-10 |
1953-09-29 |
Ahlfors Sten Eskil Einarsson |
Apparatus for wet-treating fibrous matters
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US2578456A
(en)
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1946-07-31 |
1951-12-11 |
Centrifuge Mechanical Equipmen |
Centrifugal separator
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US3302720A
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*
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1957-06-17 |
1967-02-07 |
Orpha B Brandon |
Energy wave fractureing of formations
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US2750043A
(en)
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1952-03-21 |
1956-06-12 |
Thompson Lee Lavere |
Vibrator screens for screening rotary drilling mud
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GB726596A
(en)
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1952-05-14 |
1955-03-23 |
Separator Ab |
Improvements in or relating to centrifuges for separating, sludge containing liquids
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US2716493A
(en)
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1953-04-13 |
1955-08-30 |
Frank E Hutchison |
Mud screening device
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1954-09-13 |
1959-07-21 |
Phillips Petroleum Co |
Mechanical treatment of drilling muds
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US2961154A
(en)
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1955-08-01 |
1960-11-22 |
Houston Oil Field Mat Co Inc |
Centrifuge system
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US3070291A
(en)
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1955-08-01 |
1962-12-25 |
Houston Oil Field Maternal Com |
Centrifuge system
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US2928546A
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*
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1955-08-29 |
1960-03-15 |
Carroll E Church |
Mud separator
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US3053379A
(en)
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1956-06-21 |
1962-09-11 |
Schenck Gmbh Carl |
Material handling vibrating machine
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US2926785A
(en)
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1957-01-24 |
1960-03-01 |
Hein Lehmann Ag |
Sieve texture, especially for the bottoms of harp-shaped sieves
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US2955753A
(en)
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1957-05-03 |
1960-10-11 |
American Machine & Metals |
Control apparatus
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US2938393A
(en)
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1957-05-31 |
1960-05-31 |
Allis Chalmers Mfg Co |
Vibrating apparatus
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US2942731A
(en)
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1957-08-09 |
1960-06-28 |
Robert B Soldini |
Machine for salvaging waste concrete material
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US2919898A
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*
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1957-08-16 |
1960-01-05 |
Phillips Petroleum Co |
Treatment of well drilling mud
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US2973865A
(en)
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1957-09-17 |
1961-03-07 |
John F Cibula |
Rocker screen vibrating machine with undulated screen cloth
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US3064806A
(en)
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1958-06-06 |
1962-11-20 |
Insinooritoimisto Engineering |
Apparatus for wet sizing of solid materials
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US3012674A
(en)
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1958-06-16 |
1961-12-12 |
Hoppe Gerhard |
Oscillating screen structure
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US3219107A
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1960-09-14 |
1965-11-23 |
Socony Mobil Oil Co Inc |
Remote and automatic control of petroleum production
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US3226989A
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*
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1961-11-07 |
1966-01-04 |
Litton Industries Inc |
Vibratory screen systems
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BE638716A
(no)
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1962-10-16 |
|
|
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US3498393A
(en)
*
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1967-09-26 |
1970-03-03 |
W & H Production Drilling Inc |
Well control method
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DE1955772A1
(de)
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1968-11-09 |
1970-05-27 |
Keisha Yaskawa Denki Seisakush |
Ruettel- oder Vibrationsgeraet mit einer Anzahl von Schwingantrieben
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US3640344A
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*
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1968-12-02 |
1972-02-08 |
Orpha Brandon |
Fracturing and scavenging formations with fluids containing liquefiable gases and acidizing agents
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US3605919A
(en)
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1969-05-16 |
1971-09-20 |
Automatic Drilling Mach |
Drilling rig control
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US3629859A
(en)
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1969-11-14 |
1971-12-21 |
Halliburton Co |
Oil field production automation and apparatus
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US3716138A
(en)
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1970-05-13 |
1973-02-13 |
Hoyt Wire Cloth Co |
Screen
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US3972974A
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1970-09-04 |
1976-08-03 |
Pico Francisco A |
Manufacture of abrasion-resistant screening apparatus
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1970-12-17 |
1973-04-10 |
Petro Electronics Inc |
Drilling-fluid control-monitoring apparatus
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US3855380A
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*
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1971-06-09 |
1974-12-17 |
Wheeling Stamping Co |
Method for manufacturing unitary, seamless, collapsible thermoplastic tubes
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US3796299A
(en)
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1971-07-08 |
1974-03-12 |
Gen Kinematics Corp |
Vibratory material handling device with variable force application
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US3795361A
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*
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1972-09-06 |
1974-03-05 |
Pennwalt Corp |
Centrifuge apparatus
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US3993146A
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*
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1973-08-29 |
1976-11-23 |
Continental Oil Company |
Apparatus for mining coal using vertical bore hole and fluid
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US3874733A
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*
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1973-08-29 |
1975-04-01 |
Continental Oil Co |
Hydraulic method of mining and conveying coal in substantially vertical seams
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US3900393A
(en)
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1973-11-05 |
1975-08-19 |
Randtron |
Rubber grommet array for sizing screens
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AT329474B
(de)
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1974-02-25 |
1976-05-10 |
Oesterr Amerikan Magnesit |
Spannvorrichtung fur siebboden
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1974-05-08 |
1980-03-11 |
Albert Klein Kg |
Process of dewatering sludge-type material and installation for carrying out the process
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US3955411A
(en)
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1974-05-10 |
1976-05-11 |
Exxon Production Research Company |
Method for measuring the vertical height and/or density of drilling fluid columns
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US4000074A
(en)
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1974-09-20 |
1976-12-28 |
The United States Of America As Represented By The Secretary Of The Army |
Centrifuge having an inner, invertible, funnel-like container
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US4033865A
(en)
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1974-12-09 |
1977-07-05 |
Derrick Manufacturing Corporation |
Non-clogging screen apparatus
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AR205952A1
(es)
*
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1975-01-03 |
1976-06-15 |
Pennwalt Corp |
Una centrifuga decantadora
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US4038152A
(en)
*
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1975-04-11 |
1977-07-26 |
Wallace-Atkins Oil Corporation |
Process and apparatus for the destructive distillation of waste material
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DE2551789A1
(de)
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1975-11-18 |
1977-06-02 |
Flottweg Werk Bruckmayer |
Vollmantel-schneckenzentrifuge mit differenzdrehzahlvariabler kupplung zwischen mantelteil und schneckenteil
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US4082657A
(en)
*
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1976-01-19 |
1978-04-04 |
Gage Ernest L |
Separator apparatus
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1976-07-26 |
1980-09-30 |
Lrs Research Ltd. |
Apparatus and method for sensing the quality of dewatered sludge
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(en)
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1977-04-18 |
1978-09-26 |
The Brandt Company |
Method and apparatus for continuously separating lost circulating material from drilling fluid
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GB1526663A
(en)
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1977-04-25 |
1978-09-27 |
Derrick Mfg Corp |
Vibratory screening apparatus for finely divided material
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GB1583517A
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1977-05-04 |
1981-01-28 |
Jackson J F |
Solid bowl decanter centrifuges of the scroll discharge type
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US4298160A
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1977-05-24 |
1981-11-03 |
Thomas Broadbent & Sons Limited |
Solid bowl decanter centrifuges
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SE407163B
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1977-07-13 |
1979-03-19 |
Morgaardshammar Ab |
Drivdon for astadkommande av en elliptiskt skakrorelse hos en fjedrande upphengd anordning
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1977-09-30 |
1981-10-27 |
Hartley Bobby G |
Recycling centrifuge for the reduction of viscosity and gel strength of drilling fluids
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DE2842575A1
(de)
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1977-10-04 |
1979-04-12 |
Broadbent & Sons Ltd Thomas |
Vollmantel-abklaerzentrifuge
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GB1578948A
(en)
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1977-10-26 |
1980-11-12 |
United Wire Group Ltd |
Sifting screens
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US4175039A
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*
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1978-01-30 |
1979-11-20 |
Fisher Johnny D |
Washer/separator system for drilling cuttings in water environment oil wells
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*
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1978-02-02 |
1980-06-24 |
Mobil Oil Corporation |
Method and apparatus for treating drill cuttings at an onsite location
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US4222988A
(en)
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1978-05-05 |
1980-09-16 |
Oil Base Germany G.M.B.H. |
Apparatus for removing hydrocarbons from drill cuttings
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US4208906A
(en)
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1978-05-08 |
1980-06-24 |
Interstate Electronics Corp. |
Mud gas ratio and mud flow velocity sensor
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GB2030482B
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1978-10-04 |
1982-09-22 |
Knezevich M |
Reclamation process
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*
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1979-01-08 |
1980-12-30 |
Mobil Oil Corporation |
Method for treating oil-contaminated drill cuttings
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JPS55112761A
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*
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1979-02-20 |
1980-08-30 |
Disco Abrasive Sys Ltd |
Dry type cutting method
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DK153058C
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1979-02-23 |
1988-11-07 |
Alfa Laval Separation As |
Decantercentrifuge med et mekanisk reduktionsgear mellem centrifugens tromle og transportsnegl
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1979-05-30 |
1980-11-11 |
United Technologies Corporation |
Automated catalyst processing for cloud electrode fabrication for fuel cells
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GB2055597B
(en)
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1979-08-09 |
1983-02-23 |
Pa Management Consult |
Vibratory screening apparatus for screening liquids
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AU538688B2
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1979-10-20 |
1984-08-23 |
Klockner-Humboldt-Deutz Aktiengesellschaft |
Discharge control device for centrifuge
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DE3005658A1
(de)
*
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1980-02-15 |
1981-10-01 |
Klöckner-Humboldt-Deutz AG, 5000 Köln |
Verfahren und anlage zum regeln der differenzdrehzahl zweier mit unterschiedlicher drehzahl rotierender bauteile, insbesondere von zentrifugentrommel und foerderschnecke einer schneckenzentrifuge
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1980-02-27 |
1981-11-03 |
Energy Detection Company |
Mud logging system
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1980-03-10 |
1982-03-16 |
Ferretronics, Inc. |
Gas sensor
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1980-04-14 |
1983-04-19 |
Litton Systems, Inc. |
Vibrating screen with self-supporting screen cloth
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DE3015665C2
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1980-04-23 |
1982-07-22 |
Gebr. Schmidt, 8432 Beilngries |
Sortiervorrichtung
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DE3027020A1
(de)
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1980-07-17 |
1982-02-04 |
Klöckner-Humboldt-Deutz AG, 5000 Köln |
Vollmantelzentrifuge zum stoffaustausch zwischen fluessigkeiten
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US4350591A
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1980-10-20 |
1982-09-21 |
Lee Joseph E |
Drilling mud cleaning apparatus
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1980-10-24 |
1982-03-16 |
Midwestern Industries, Inc. |
Material separating machine
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1980-10-27 |
1984-02-14 |
Halliburton Company |
Apparatus for monitoring a plurality of operations
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1981-09-04 |
1983-10-25 |
Daly Charles L |
Process and apparatus for thermally drying oil well cuttings
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1982-01-15 |
1984-07-10 |
Standard Oil Company |
Method and apparatus for cleaning drilling fluids
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1982-03-12 |
1985-07-02 |
Water & Industrial Waste Laboratories, Inc. |
Reserve pit waste treatment system
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1986-09-04 |
1988-03-08 |
Richland Industrial, Inc. |
Refractory coating for metal
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1982-06-09 |
1991-11-19 |
Richland Industrial, Inc. |
Method of applying a refractory coating to a conduit
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JPS5969268A
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1982-10-08 |
1984-04-19 |
Kaken:Kk |
ダイヤモンドソ−
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1983-03-07 |
1985-01-22 |
Dresser Industries, Inc. |
Vibratory screening apparatus and method
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1983-04-27 |
1984-11-13 |
Newpark Waste Treatment Systems Inc. |
Continuous process for the reclamation of waste drilling fluids
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1983-04-29 |
1988-05-10 |
Geosource Inc. |
High capacity continuous solid bowl centrifuge
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1983-05-02 |
1985-10-15 |
Flo Trend Shares, Inc. |
Apparatus for washing drill cuttings
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1983-06-17 |
1986-11-25 |
Newest, Inc. |
Process for converting solid waste and sewage sludge into energy sources and separate recyclable by-products
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1983-07-25 |
1986-03-11 |
Eco Industries, Inc. |
Apparatus for treating oil field wastes containing hydrocarbons
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1983-10-14 |
1987-01-27 |
Leon E. Roy |
Single pass mud rejuvenation system and method
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1983-10-24 |
1985-08-20 |
Water & Industrial Waste Laboratories, Inc. |
Mobile waste water and sludge treatment for hazardous and non-hazardous fluids
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1983-10-28 |
1986-02-25 |
Standard Oil Company (Indiana) |
Supervisory control system for remotely monitoring and controlling at least one operational device
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(en)
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1983-12-23 |
1985-01-01 |
W. S. Tyler Incorporated |
Multi-dimensional screen
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1984-01-04 |
1985-10-29 |
Mobil Oil Corporation |
Measuring torque and hook load during drilling
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US4553429A
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1984-02-09 |
1985-11-19 |
Exxon Production Research Co. |
Method and apparatus for monitoring fluid flow between a borehole and the surrounding formations in the course of drilling operations
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1984-03-08 |
1986-03-11 |
Derrick Manufacturing Corporation |
Non-clogging wear-reducing screen assembly for vibrating screening machine
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GB8411361D0
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1984-05-03 |
1984-06-06 |
Schlumberger Cambridge Researc |
Assessment of drilling conditions
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1984-07-06 |
1987-01-13 |
Schlumberger Technology Corporation |
Method and apparatus for the continuous analysis of drilling mud
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DE3429021A1
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1984-08-07 |
1986-02-13 |
Haver & Boecker, 4740 Oelde |
Als filtergewebe ausgebildete drahtgewebe
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1984-08-24 |
1988-09-13 |
Petroleum Fermentations N.V. |
Method for cleaning chemical sludge deposits of oil storage tanks
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1984-11-19 |
1986-08-19 |
Texaco Inc. |
Method and system for detecting and identifying abnormal drilling conditions
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DE3502252A1
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1985-01-24 |
1986-07-24 |
Klöckner-Humboldt-Deutz AG, 5000 Köln |
Verfahren und vorrichtung zur regelung der differenzdrehzahl zwischen der zentrifugentrommel und der foerderschnecke einer schneckenzentrifuge
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*
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1985-02-12 |
1987-03-17 |
Miles J. Willard |
Float-frying and dockering methods for controlling the shape and preventing distortion of single and multi-layer snack products
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1985-02-12 |
1989-12-26 |
Willard Miles J |
Method for controlling puffing of a snack food product
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1985-02-12 |
1989-12-26 |
Willard Miles J |
Fried snack product having dockering holes therein
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1985-03-22 |
1988-05-31 |
Dietzen Gary H |
Shale cuttings container
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1985-03-25 |
1987-01-06 |
Lott W Gerald |
Drilling mud cleaning method and apparatus
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1987-04-14 |
1988-11-09 |
Bob Higdon |
Roller drill bit with a cone-retaining means
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1985-05-06 |
1989-07-04 |
James W. Hunter |
Apparatus and method for cleaning shards for recycling
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GB8514983D0
(en)
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1985-06-13 |
1985-07-17 |
Thule United Ltd |
Screen clamping
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GB8514982D0
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1985-06-13 |
1985-07-17 |
Thule United Ltd |
Screen clamping
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1985-06-20 |
1989-05-23 |
Kitagawa Iron Works Co., Ltd. |
Apparatus for improving characteristics of sand
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1986-02-24 |
1993-07-20 |
Forrest Gabriel T |
Completion and workover fluid for oil and gas wells comprising ground peanut hulls
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1986-04-08 |
1988-12-27 |
Becor Western Inc. |
Programmed automatic drill control
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1986-04-10 |
1991-09-26 |
Westfalia Separator Ag |
Vorrichtung zur Regulierung des Konzentratablaufes einer Zentrifuge
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1988-07-11 |
1990-01-30 |
Fahrenholz Harley D |
Screening machine
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1986-05-16 |
1987-09-29 |
W. S. Tyler, Incorporated |
Drilling mud cleaning system
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JPS633090A
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1986-06-24 |
1988-01-08 |
Nippon Kokan Kk <Nkk> |
コ−クス原料炭の乾燥方法
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1986-08-04 |
1989-08-15 |
Derrick Manufacturing Corporation |
Reinforced molded polyurethane vibratory screen
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1986-08-04 |
1987-09-29 |
Dresser Industries, Inc. |
Vibratory screening apparatus and method for removing suspended solids from liquid
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1986-09-04 |
1988-11-08 |
Richland Industrial, Inc. Of Columbia, Sc |
Metal refining with refractory coated pipe
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FR2611559B3
(fr)
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1987-03-05 |
1989-04-07 |
Arcor Sarl |
Procede d'affutage de couteaux, ciseaux et autres outils de coupe par des meules a sec
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GB2202048A
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*
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1987-03-09 |
1988-09-14 |
Forex Neptune Sa |
Monitoring drilling mud circulation
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*
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1987-03-31 |
1990-01-23 |
The Quaker Oats Company |
Canned meat and gravy pet food and process
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US4791002A
(en)
*
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1987-03-31 |
1988-12-13 |
The Quaker Oats Company |
Process for making a canned meat with gravy pet food
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US4799987A
(en)
*
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1987-04-10 |
1989-01-24 |
Richland Industries |
Pipe turning apparatus
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*
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1987-04-24 |
1989-01-03 |
Telsmith, Inc. |
Natural frequency vibrating screen
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JPS63283860A
(ja)
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1987-05-18 |
1988-11-21 |
Hitachi Ltd |
自動ドレッシング方法
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JPH085044B2
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1987-05-25 |
1996-01-24 |
株式会社ノダ |
乾式法による木質繊維板の凹凸模様形成方法
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1987-09-15 |
1988-06-21 |
Environmental Pyrogenics Services, Inc. |
Treatment of oil field wastes
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KR890007306A
(ko)
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1987-10-30 |
1989-06-19 |
제트.엘.더머 |
온라인 밸브 진단 감시 시스템
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