GB8506833D0 - Hydraulic power supply - Google Patents
Hydraulic power supplyInfo
- Publication number
- GB8506833D0 GB8506833D0 GB858506833A GB8506833A GB8506833D0 GB 8506833 D0 GB8506833 D0 GB 8506833D0 GB 858506833 A GB858506833 A GB 858506833A GB 8506833 A GB8506833 A GB 8506833A GB 8506833 D0 GB8506833 D0 GB 8506833D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- power supply
- hydraulic power
- hydraulic
- supply
- power
- 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.)
- Pending
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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
- E21B47/22—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry by negative mud pulses using a pressure relieve valve between drill pipe and annulus
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Earth Drilling (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858506833A GB8506833D0 (en) | 1985-03-15 | 1985-03-15 | Hydraulic power supply |
PCT/GB1986/000150 WO1986005543A1 (en) | 1985-03-15 | 1986-03-14 | Hydraulic power supply for use during well drilling operations |
EP86901945A EP0215880A1 (en) | 1985-03-15 | 1986-03-14 | Hydraulic power supply for use during well drilling operations |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858506833A GB8506833D0 (en) | 1985-03-15 | 1985-03-15 | Hydraulic power supply |
Publications (1)
Publication Number | Publication Date |
---|---|
GB8506833D0 true GB8506833D0 (en) | 1985-04-17 |
Family
ID=10576085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB858506833A Pending GB8506833D0 (en) | 1985-03-15 | 1985-03-15 | Hydraulic power supply |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0215880A1 (en) |
GB (1) | GB8506833D0 (en) |
WO (1) | WO1986005543A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2015120075A (en) * | 2012-12-28 | 2017-02-02 | Хэллибертон Энерджи Сервисиз, Инк. | IMPROVED HYDROPULSE TELEMETRY COMMUNICATION |
CA2908633C (en) | 2013-05-03 | 2018-01-02 | Halliburton Energy Services, Inc. | Downhole energy storage and conversion |
US10217583B2 (en) | 2014-10-24 | 2019-02-26 | Halliburton Energy Services, Inc. | Pressure responsive switch for actuating a device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU544112B2 (en) * | 1979-08-21 | 1985-05-16 | S.A. Scherbatskoy | Logging a borehole while drilling |
US4266606A (en) * | 1979-08-27 | 1981-05-12 | Teleco Oilfield Services Inc. | Hydraulic circuit for borehole telemetry apparatus |
GB2058171B (en) * | 1979-09-14 | 1983-08-10 | Dresser Ind | Measuring and transmitting apparatus for use in a drill string |
US4401134A (en) * | 1981-03-05 | 1983-08-30 | Smith International, Inc. | Pilot valve initiated mud pulse telemetry system |
-
1985
- 1985-03-15 GB GB858506833A patent/GB8506833D0/en active Pending
-
1986
- 1986-03-14 WO PCT/GB1986/000150 patent/WO1986005543A1/en not_active Application Discontinuation
- 1986-03-14 EP EP86901945A patent/EP0215880A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1986005543A1 (en) | 1986-09-25 |
EP0215880A1 (en) | 1987-04-01 |
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