GB2169333B - A rotary head - Google Patents
A rotary headInfo
- Publication number
- GB2169333B GB2169333B GB08517815A GB8517815A GB2169333B GB 2169333 B GB2169333 B GB 2169333B GB 08517815 A GB08517815 A GB 08517815A GB 8517815 A GB8517815 A GB 8517815A GB 2169333 B GB2169333 B GB 2169333B
- Authority
- GB
- United Kingdom
- Prior art keywords
- rotary head
- rotary
- head
- 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.)
- Expired
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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/002—Drilling with diversely driven shafts extending into the borehole
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/794,017 US4711310A (en) | 1985-01-04 | 1985-11-01 | Rotary head |
CN85108190A CN85108190B (en) | 1985-01-04 | 1985-11-07 | Rotary head for drilling machine |
EP86100006A EP0187637A3 (en) | 1985-01-04 | 1986-01-02 | A rotary head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858500190A GB8500190D0 (en) | 1985-01-04 | 1985-01-04 | Rotary head for drilling machine |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8517815D0 GB8517815D0 (en) | 1985-08-21 |
GB2169333A GB2169333A (en) | 1986-07-09 |
GB2169333B true GB2169333B (en) | 1988-01-20 |
Family
ID=10572413
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB858500190A Pending GB8500190D0 (en) | 1985-01-04 | 1985-01-04 | Rotary head for drilling machine |
GB08517815A Expired GB2169333B (en) | 1985-01-04 | 1985-07-15 | A rotary head |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB858500190A Pending GB8500190D0 (en) | 1985-01-04 | 1985-01-04 | Rotary head for drilling machine |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS61162695A (en) |
GB (2) | GB8500190D0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1023843B1 (en) * | 2016-06-22 | 2017-08-09 | GeoSea N.V. | DEVICE AND METHOD FOR DRILLING A SHAFT IN A SUBSTRATE |
JP6345829B1 (en) * | 2017-03-31 | 2018-06-20 | 株式会社関電工 | Electric small drilling machine for anchor construction with small diameter bar |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3371494A (en) * | 1966-02-04 | 1968-03-05 | Atlas Copco Ab | Method and means of anchoring an object in the ground |
GB1393388A (en) * | 1971-08-20 | 1975-05-07 | Ruston Bucyrus Ltd | Well drilling method and apparatus |
-
1985
- 1985-01-04 GB GB858500190A patent/GB8500190D0/en active Pending
- 1985-07-15 GB GB08517815A patent/GB2169333B/en not_active Expired
- 1985-11-18 JP JP60258423A patent/JPS61162695A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS61162695A (en) | 1986-07-23 |
GB2169333A (en) | 1986-07-09 |
GB8517815D0 (en) | 1985-08-21 |
GB8500190D0 (en) | 1985-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |