CA2017149A1 - Systeme d'alimentation a boucle fermee pour poreuse hydraulique - Google Patents
Systeme d'alimentation a boucle fermee pour poreuse hydrauliqueInfo
- Publication number
- CA2017149A1 CA2017149A1 CA2017149A CA2017149A CA2017149A1 CA 2017149 A1 CA2017149 A1 CA 2017149A1 CA 2017149 A CA2017149 A CA 2017149A CA 2017149 A CA2017149 A CA 2017149A CA 2017149 A1 CA2017149 A1 CA 2017149A1
- Authority
- CA
- Canada
- Prior art keywords
- feed cylinder
- closed loop
- ports
- loop hydraulic
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 abstract 4
- 238000005086 pumping Methods 0.000 abstract 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 230000002441 reversible effect Effects 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/404,601 US4953639A (en) | 1989-09-08 | 1989-09-08 | Closed loop hydraulic drill feed system |
US404,601 | 1989-09-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2017149A1 true CA2017149A1 (fr) | 1991-03-08 |
CA2017149C CA2017149C (fr) | 1994-01-25 |
Family
ID=23600269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002017149A Expired - Lifetime CA2017149C (fr) | 1989-09-08 | 1990-05-18 | Systeme d'alimentation a boucle fermee pour poreuse hydraulique |
Country Status (7)
Country | Link |
---|---|
US (1) | US4953639A (fr) |
AU (1) | AU636877B2 (fr) |
CA (1) | CA2017149C (fr) |
DE (1) | DE4028337A1 (fr) |
FI (1) | FI904434A0 (fr) |
GB (1) | GB2236361B (fr) |
SE (1) | SE9001128L (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4105459A1 (de) * | 1991-02-21 | 1992-08-27 | Heilmeier & Weinlein | Hydraulische steuervorrichtung |
DE4228599B4 (de) * | 1991-09-11 | 2004-08-19 | Bosch Rexroth Ag | Hydraulikkreis für die Versorgung mehrerer, seriell betriebener Verbraucher einer hydraulisch gesteuerten Anlage |
US5190105A (en) * | 1991-09-26 | 1993-03-02 | Chevron Research And Technology Company | Method for improving the steam splits in a multiple steam injection process |
US5168937A (en) * | 1991-10-02 | 1992-12-08 | Ingersoll-Rand Company | Drill feed control utilizing a variable overcenter valve |
AT396613B (de) * | 1992-05-15 | 1993-10-25 | Hoerbiger Fluidtechnik Gmbh | Hydraulische betätigungsanordnung für ein fahrzeugverdeck |
US5322025A (en) * | 1992-05-29 | 1994-06-21 | Steelcase Inc. | Adjustable dual worksurface support |
DE4227001A1 (de) * | 1992-08-14 | 1994-02-17 | Rexroth Mannesmann Gmbh | Hydraulischer Antrieb zur Nockenwellenverstellung einer Brennkraftmaschine |
CA2100411C (fr) * | 1992-08-24 | 1998-07-14 | Laszlo Gyongyosi | Systeme d'alimentation a verin a double tige |
CA2165936C (fr) | 1995-12-21 | 2000-09-26 | Bert Stahl | Procede et dispositif de controle de l'avancement d'un outil de coupe audiamant |
DE19623549A1 (de) * | 1996-06-13 | 1997-12-18 | I T E C Gmbh | Steuerung von Bewegungen an Maschinen und Vorrichtungen |
US6637522B2 (en) | 1998-11-24 | 2003-10-28 | J. H. Fletcher & Co., Inc. | Enhanced computer control of in-situ drilling system |
US9915138B2 (en) | 2008-09-25 | 2018-03-13 | Baker Hughes, A Ge Company, Llc | Drill bit with hydraulically adjustable axial pad for controlling torsional fluctuations |
ITPR20090100A1 (it) * | 2009-11-30 | 2011-06-01 | Walvoil Spa | Dispositivo di controllo del segnale di pressione di pilotaggio |
CN104564883B (zh) * | 2014-12-31 | 2016-08-24 | 北京市三一重机有限公司 | 加压回路、辅助液压回路、旋挖钻机液压系统和旋挖钻机 |
US10405480B2 (en) | 2017-06-28 | 2019-09-10 | Cnh Industrial America Llc | Closed-loop dual-pressure position control of an implement stabilizer wheel |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2153056A (en) * | 1936-08-07 | 1939-04-04 | Lapointe Machine Tool Co | Hydraulic drive for machine tools |
US2457467A (en) * | 1945-03-08 | 1948-12-28 | Cons Vultee Aircraft Corp | Electrically and hydraulically operated extensible strut |
US2582556A (en) * | 1945-04-14 | 1952-01-15 | Economy Pumps Inc | Electrohydraulic valve operating mechanism |
GB872471A (en) * | 1957-12-19 | 1961-07-12 | Eberswalde Kranbau | Hydraulic device for a reciprocal motion subject to load reversal |
US3183668A (en) * | 1959-11-30 | 1965-05-18 | Hydra Might Company | Percussion type rock drills |
ES276800A2 (es) * | 1961-04-27 | 1962-07-01 | G Kromschroeder Ag | Mejoras en la construcción de seguros de encendido de falta de gas totalmente automáticos controlados eléctricamente |
US3747351A (en) * | 1971-10-22 | 1973-07-24 | Bertea Corp | Hydraulic system |
DE2339204C3 (de) * | 1973-07-31 | 1981-01-08 | Peiner Maschinen- Und Schraubenwerke Ag, 3150 Peine | Steuervorrichtung für motorhydraulische Greifer |
DE2339203A1 (de) * | 1973-07-31 | 1975-02-13 | Peiner Masch Schrauben | Steuervorrichtung fuer motorhydraulische greifer |
US3864911A (en) * | 1974-02-14 | 1975-02-11 | Gen Cable Corp | Hydraulic System with Bi-Rotational Pump |
DE2706091A1 (de) * | 1977-02-12 | 1978-08-17 | Orenstein & Koppel Ag | Antrieb mit einem an einen geschlossenen hydraulischen kreislauf angeschlossenen differentialzylinder |
US4438628A (en) * | 1980-12-19 | 1984-03-27 | Creamer Reginald D | Pump jack drive apparatus |
JPS57116913A (en) * | 1981-01-10 | 1982-07-21 | Hitachi Constr Mach Co Ltd | Hydraulic drive unit for single rod type cylinder |
-
1989
- 1989-09-08 US US07/404,601 patent/US4953639A/en not_active Expired - Lifetime
-
1990
- 1990-03-07 GB GB9005107A patent/GB2236361B/en not_active Expired - Fee Related
- 1990-03-28 SE SE9001128A patent/SE9001128L/ not_active Application Discontinuation
- 1990-03-29 AU AU52379/90A patent/AU636877B2/en not_active Ceased
- 1990-05-18 CA CA002017149A patent/CA2017149C/fr not_active Expired - Lifetime
- 1990-09-06 DE DE4028337A patent/DE4028337A1/de not_active Ceased
- 1990-09-07 FI FI904434A patent/FI904434A0/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB2236361B (en) | 1993-12-01 |
GB2236361A (en) | 1991-04-03 |
AU5237990A (en) | 1991-03-14 |
SE9001128D0 (sv) | 1990-03-28 |
GB9005107D0 (en) | 1990-05-02 |
CA2017149C (fr) | 1994-01-25 |
US4953639A (en) | 1990-09-04 |
DE4028337A1 (de) | 1991-03-14 |
SE9001128L (sv) | 1991-03-09 |
FI904434A0 (fi) | 1990-09-07 |
AU636877B2 (en) | 1993-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |