ATA353577A - REVERSIBLE IMPACT DEVICE FOR FORMING HOLES IN THE FLOOR - Google Patents
REVERSIBLE IMPACT DEVICE FOR FORMING HOLES IN THE FLOORInfo
- Publication number
- ATA353577A ATA353577A AT353577A AT353577A ATA353577A AT A353577 A ATA353577 A AT A353577A AT 353577 A AT353577 A AT 353577A AT 353577 A AT353577 A AT 353577A AT A353577 A ATA353577 A AT A353577A
- Authority
- AT
- Austria
- Prior art keywords
- floor
- impact device
- forming holes
- reversible impact
- reversible
- Prior art date
Links
- 230000002441 reversible effect Effects 0.000 title 1
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)
- 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)
- Percussive Tools And Related Accessories (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Soil Working Implements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU2362865 | 1976-05-17 | ||
SU2416534 | 1976-10-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA353577A true ATA353577A (en) | 1978-04-15 |
AT347359B AT347359B (en) | 1978-12-27 |
Family
ID=26665582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT353577A AT347359B (en) | 1976-05-17 | 1977-05-17 | REVERSIBLE IMPACT DEVICE FOR FORMING HOLES IN THE FLOOR |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT347359B (en) |
CH (1) | CH621172A5 (en) |
DE (1) | DE2722298C3 (en) |
DK (1) | DK147714C (en) |
FI (1) | FI57159C (en) |
FR (1) | FR2352161A1 (en) |
GB (1) | GB1540344A (en) |
IT (1) | IT1118028B (en) |
NL (1) | NL168579C (en) |
NO (1) | NO151630C (en) |
SE (1) | SE423923B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2820785C2 (en) * | 1978-05-12 | 1986-10-02 | Paul 5940 Lennestadt Schmidt | Valve control for ram drilling rigs |
GB2111565B (en) * | 1981-12-15 | 1985-10-02 | British Telecomm | Self propelled reversible boring ram |
SU1250619A1 (en) * | 1984-03-06 | 1986-08-15 | Институт Горного Дела Со Ан Ссср | Reversible pneumatic device for making holes in soil |
GB2165279B (en) * | 1984-10-03 | 1987-12-23 | Inst Gornogo Dela Sibirskogo O | Air-operated reversible percussive action machine |
DE19617603C1 (en) * | 1996-05-02 | 1997-09-18 | Tracto Technik | Reversible ram boring machine |
DE102005055032B4 (en) * | 2005-11-16 | 2011-04-21 | Tracto-Technik Gmbh | Rammbohrgerät with pneumatic reversal |
US7874382B2 (en) | 2005-11-16 | 2011-01-25 | Tracto-Technik Gmbh | Pneumatically reversible ram boring device |
-
1977
- 1977-05-17 FR FR7715108A patent/FR2352161A1/en active Granted
- 1977-05-17 CH CH615177A patent/CH621172A5/en not_active IP Right Cessation
- 1977-05-17 SE SE7705846A patent/SE423923B/en not_active IP Right Cessation
- 1977-05-17 FI FI771563A patent/FI57159C/en not_active IP Right Cessation
- 1977-05-17 DE DE2722298A patent/DE2722298C3/en not_active Expired
- 1977-05-17 IT IT23683/77A patent/IT1118028B/en active
- 1977-05-17 AT AT353577A patent/AT347359B/en not_active IP Right Cessation
- 1977-05-17 NL NLAANVRAGE7705462,A patent/NL168579C/en not_active IP Right Cessation
- 1977-05-17 GB GB20586/77A patent/GB1540344A/en not_active Expired
- 1977-05-17 DK DK215877A patent/DK147714C/en not_active IP Right Cessation
- 1977-05-18 NO NO771741A patent/NO151630C/en unknown
Also Published As
Publication number | Publication date |
---|---|
FI57159B (en) | 1980-02-29 |
GB1540344A (en) | 1979-02-07 |
SE7705846L (en) | 1977-11-18 |
FI57159C (en) | 1980-06-10 |
CH621172A5 (en) | 1981-01-15 |
DE2722298C3 (en) | 1980-06-19 |
NO151630B (en) | 1985-01-28 |
AT347359B (en) | 1978-12-27 |
NL7705462A (en) | 1977-11-21 |
FR2352161B1 (en) | 1980-03-14 |
DK147714C (en) | 1985-08-26 |
IT1118028B (en) | 1986-02-24 |
SE423923B (en) | 1982-06-14 |
NL168579C (en) | 1982-04-16 |
NO771741L (en) | 1977-11-18 |
NO151630C (en) | 1985-05-08 |
DK215877A (en) | 1977-11-18 |
DE2722298A1 (en) | 1978-04-06 |
NL168579B (en) | 1981-11-16 |
DE2722298B2 (en) | 1979-10-11 |
DK147714B (en) | 1984-11-19 |
FI771563A (en) | 1977-11-18 |
FR2352161A1 (en) | 1977-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
ELJ | Ceased due to non-payment of the annual fee |