GB2173232B - Percussive action machine for making holes in the ground - Google Patents
Percussive action machine for making holes in the groundInfo
- Publication number
- GB2173232B GB2173232B GB08508694A GB8508694A GB2173232B GB 2173232 B GB2173232 B GB 2173232B GB 08508694 A GB08508694 A GB 08508694A GB 8508694 A GB8508694 A GB 8508694A GB 2173232 B GB2173232 B GB 2173232B
- Authority
- GB
- United Kingdom
- Prior art keywords
- ground
- making holes
- percussive action
- action machine
- machine
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
- E21B4/145—Fluid operated hammers of the self propelled-type, e.g. with a reverse mode to retract the device from the hole
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08508694A GB2173232B (en) | 1985-04-03 | 1985-04-03 | Percussive action machine for making holes in the ground |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08508694A GB2173232B (en) | 1985-04-03 | 1985-04-03 | Percussive action machine for making holes in the ground |
DE3512734A DE3512734C1 (en) | 1985-04-09 | 1985-04-09 | Impact device |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8508694D0 GB8508694D0 (en) | 1985-05-09 |
GB2173232A GB2173232A (en) | 1986-10-08 |
GB2173232B true GB2173232B (en) | 1988-05-18 |
Family
ID=25831174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08508694A Expired GB2173232B (en) | 1985-04-03 | 1985-04-03 | Percussive action machine for making holes in the ground |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2173232B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2313643A (en) * | 1996-05-31 | 1997-12-03 | Inst Gornogo Dela Sibirskogo O | Apparatus for impact action |
-
1985
- 1985-04-03 GB GB08508694A patent/GB2173232B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8508694D0 (en) | 1985-05-09 |
GB2173232A (en) | 1986-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |