GB8722296D0 - Drilling - Google Patents
DrillingInfo
- Publication number
- GB8722296D0 GB8722296D0 GB878722296A GB8722296A GB8722296D0 GB 8722296 D0 GB8722296 D0 GB 8722296D0 GB 878722296 A GB878722296 A GB 878722296A GB 8722296 A GB8722296 A GB 8722296A GB 8722296 D0 GB8722296 D0 GB 8722296D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- drilling
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/04—Rotary tables
- E21B3/045—Rotary tables movably mounted on the drilling structure or platform
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868623080A GB8623080D0 (en) | 1986-09-25 | 1986-09-25 | Drilling |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8722296D0 true GB8722296D0 (en) | 1987-10-28 |
GB2195379A GB2195379A (en) | 1988-04-07 |
GB2195379B GB2195379B (en) | 1990-02-14 |
Family
ID=10604774
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868623080A Pending GB8623080D0 (en) | 1986-09-25 | 1986-09-25 | Drilling |
GB8722296A Expired - Lifetime GB2195379B (en) | 1986-09-25 | 1987-09-22 | Improvements in or relating to drilling |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868623080A Pending GB8623080D0 (en) | 1986-09-25 | 1986-09-25 | Drilling |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8623080D0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2242920B (en) * | 1990-04-09 | 1994-07-06 | Trevi | Telescopic bar of a drilling rig |
FR2721345A1 (en) * | 1994-06-20 | 1995-12-22 | Campguilhem Jacques | Multi-purpose slider drill |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1125853A (en) * | 1967-01-16 | 1968-09-05 | Marutai Doboku Company Ltd | A pile driving apparatus including earth boring equipment |
GB1231527A (en) * | 1968-12-12 | 1971-05-12 | ||
GB1444015A (en) * | 1973-05-23 | 1976-07-28 | Trentham Ltd G Percy | Pull-down devices for boring rigs |
-
1986
- 1986-09-25 GB GB868623080A patent/GB8623080D0/en active Pending
-
1987
- 1987-09-22 GB GB8722296A patent/GB2195379B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2195379A (en) | 1988-04-07 |
GB8623080D0 (en) | 1986-10-29 |
GB2195379B (en) | 1990-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19940922 |