NL7411866A - HYDRAULIC COMPENSATOR. - Google Patents
HYDRAULIC COMPENSATOR.Info
- Publication number
- NL7411866A NL7411866A NL7411866A NL7411866A NL7411866A NL 7411866 A NL7411866 A NL 7411866A NL 7411866 A NL7411866 A NL 7411866A NL 7411866 A NL7411866 A NL 7411866A NL 7411866 A NL7411866 A NL 7411866A
- Authority
- NL
- Netherlands
- Prior art keywords
- hydraulic compensator
- compensator
- hydraulic
- Prior art date
Links
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
- E21B19/09—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 specially adapted for drilling underwater formations from a floating support using heave compensators supporting the drill string
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
- F15B20/004—Fluid pressure supply failure
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US394720A US3902319A (en) | 1973-09-06 | 1973-09-06 | Method and apparatus for instantaneously isolating a fluid operated load applying cylinder from its source |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7411866A true NL7411866A (en) | 1975-03-10 |
Family
ID=23560143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7411866A NL7411866A (en) | 1973-09-06 | 1974-09-06 | HYDRAULIC COMPENSATOR. |
Country Status (3)
Country | Link |
---|---|
US (1) | US3902319A (en) |
NL (1) | NL7411866A (en) |
NO (1) | NO743202L (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4098082A (en) * | 1977-03-18 | 1978-07-04 | Packer Martin R | Wave-motion compensating apparatus for use in conjunction with an off-shore crane, or the like |
US4362438A (en) * | 1980-10-03 | 1982-12-07 | A/S Akers Mek. Verksted | Supporting device |
US5365737A (en) * | 1992-08-19 | 1994-11-22 | Komatsu Ltd. | Hydraulically-operated equipment for construction machinery |
AU6372599A (en) * | 1999-10-19 | 2001-04-30 | Huisman Special Lifting Equipment B.V. | Hoisting mechanism, with compensator installed in a hoisting cable system |
EP2085568B1 (en) * | 2006-01-11 | 2011-08-31 | Weatherford/Lamb, Inc. | Stand compensator |
NO329688B1 (en) * | 2006-06-01 | 2010-11-29 | Nat Oilwell Norway As | Lift system device |
NO339757B1 (en) | 2012-12-10 | 2017-01-30 | Mhwirth As | Stretchers for riser with multiple capacity |
AU2013205798B2 (en) * | 2013-05-09 | 2016-02-11 | Icon Engineering Pty Ltd | Heave compensation and tensioning apparatus, and method of use thereof |
AU2014221196B2 (en) | 2014-09-02 | 2016-07-07 | Icon Engineering Pty Ltd | Coiled tubing lift frame assembly and method of use thereof |
NO342639B1 (en) | 2015-07-13 | 2018-06-25 | Mhwirth As | Riser tensioning system |
USD835678S1 (en) * | 2017-07-08 | 2018-12-11 | Daqing Dannuo Petroleum Technology Development Co., Ltd. | Pumping unit |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2865401A (en) * | 1954-07-06 | 1958-12-23 | Ludwig A Majneri | Shut-off valve assembly for fluid pressure systems |
US3108759A (en) * | 1962-01-19 | 1963-10-29 | Weinman Pump & Supply Co | Coil positioning control |
US3163005A (en) * | 1962-11-19 | 1964-12-29 | Jersey Prod Res Co | Apparatus for use on floating drilling platforms |
US3687205A (en) * | 1970-10-28 | 1972-08-29 | Gulf Research Development Co | Floating rig motion compensator |
US3721293A (en) * | 1971-02-16 | 1973-03-20 | Vetco Offshore Ind Inc | Compensating and sensing apparatus for well bore drilling vessels |
-
1973
- 1973-09-06 US US394720A patent/US3902319A/en not_active Expired - Lifetime
-
1974
- 1974-09-05 NO NO743202A patent/NO743202L/no unknown
- 1974-09-06 NL NL7411866A patent/NL7411866A/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO743202L (en) | 1975-04-01 |
US3902319A (en) | 1975-09-02 |
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