SE7703044L - SELF-OPERATED PNEUMATIC EMERGENCY HAMMER - Google Patents
SELF-OPERATED PNEUMATIC EMERGENCY HAMMERInfo
- Publication number
- SE7703044L SE7703044L SE7703044A SE7703044A SE7703044L SE 7703044 L SE7703044 L SE 7703044L SE 7703044 A SE7703044 A SE 7703044A SE 7703044 A SE7703044 A SE 7703044A SE 7703044 L SE7703044 L SE 7703044L
- Authority
- SE
- Sweden
- Prior art keywords
- self
- operated pneumatic
- pneumatic emergency
- emergency hammer
- hammer
- 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
- 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 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)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Vibration Prevention Devices (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2611678A DE2611678C3 (en) | 1976-03-19 | 1976-03-19 | Device for inserting a trailing pipe into the ground |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7703044L true SE7703044L (en) | 1977-09-20 |
Family
ID=5972927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7703044A SE7703044L (en) | 1976-03-19 | 1977-03-17 | SELF-OPERATED PNEUMATIC EMERGENCY HAMMER |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS52116605A (en) |
CH (1) | CH603920A5 (en) |
DE (1) | DE2611678C3 (en) |
FR (1) | FR2344682A1 (en) |
GB (1) | GB1530865A (en) |
SE (1) | SE7703044L (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8605009D0 (en) * | 1986-02-28 | 1986-04-09 | Roxbury Ltd | Soil displacement tools |
US9169611B2 (en) | 2000-06-15 | 2015-10-27 | Geopier Foundation Company, Inc. | Method and apparatus for building support piers from one or more successive lifts formed in a soil matrix |
US7226246B2 (en) | 2000-06-15 | 2007-06-05 | Geotechnical Reinforcement, Inc. | Apparatus and method for building support piers from one or successive lifts formed in a soil matrix |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE426432C (en) * | 1924-06-17 | 1926-03-11 | Westdeutsche Tiefbohrgesellsch | Non-return switch for flushing holes |
FR868631A (en) * | 1938-09-29 | 1942-01-09 | Bosch Gmbh Robert | Tool holder for percussion device |
FR1090212A (en) * | 1953-11-04 | 1955-03-29 | Kango Electric Hammers Ltd | Mechanically controlled impact tool |
FR1178503A (en) * | 1957-07-10 | 1959-05-12 | Method and device for carrying out earthworks using internal vibrators | |
US3309877A (en) * | 1960-09-07 | 1967-03-21 | Degen Wilhelm | Vibrator for compacting soil |
SU301098A1 (en) * | 1970-01-19 | 1976-10-25 | Институт Горного Дела Со Ан Ссср | Pneumatic percussion device for the formation of a well in the ground |
-
1976
- 1976-03-19 DE DE2611678A patent/DE2611678C3/en not_active Expired
-
1977
- 1977-03-11 GB GB10440/77A patent/GB1530865A/en not_active Expired
- 1977-03-17 SE SE7703044A patent/SE7703044L/en unknown
- 1977-03-17 CH CH336777A patent/CH603920A5/xx not_active IP Right Cessation
- 1977-03-18 JP JP3027077A patent/JPS52116605A/en active Pending
- 1977-03-21 FR FR7708905A patent/FR2344682A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1530865A (en) | 1978-11-01 |
JPS52116605A (en) | 1977-09-30 |
DE2611678C3 (en) | 1978-08-31 |
FR2344682A1 (en) | 1977-10-14 |
CH603920A5 (en) | 1978-08-31 |
DE2611678B2 (en) | 1978-01-05 |
DE2611678A1 (en) | 1977-09-22 |
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