HU885510D0 - - Google Patents
Info
- Publication number
- HU885510D0 HU885510D0 HU885510A HU551088A HU885510D0 HU 885510 D0 HU885510 D0 HU 885510D0 HU 885510 A HU885510 A HU 885510A HU 551088 A HU551088 A HU 551088A HU 885510 D0 HU885510 D0 HU 885510D0
- Authority
- HU
- Hungary
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)
- 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)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4300605/03A SU1678100A1 (ru) | 1987-09-02 | 1987-09-02 | Пневматическое устройство ударного действия |
Publications (1)
Publication Number | Publication Date |
---|---|
HU885510D0 true HU885510D0 (fi) | 1990-02-28 |
Family
ID=21325658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU885510A HU885510D0 (fi) | 1987-09-02 | 1988-08-30 |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0352327A4 (fi) |
AU (1) | AU603015B2 (fi) |
CA (1) | CA1308314C (fi) |
ES (1) | ES2010343A6 (fi) |
FI (1) | FI893122A0 (fi) |
HU (1) | HU885510D0 (fi) |
SU (1) | SU1678100A1 (fi) |
WO (1) | WO1989002011A1 (fi) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6129761A (en) | 1995-06-07 | 2000-10-10 | Reprogenesis, Inc. | Injectable hydrogel compositions |
CN102012339B (zh) * | 2010-12-15 | 2012-06-27 | 山东大学 | 适用于地质力学模型试验的超薄柔性均布压力加载装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3974885A (en) * | 1972-07-10 | 1976-08-17 | Boris Vasilievich Sudnishnikov | Pneumatic percussive power tool |
DE2634066C3 (de) * | 1976-07-29 | 1984-09-20 | Paul 5940 Lennestadt Schmidt | Vorrichtung für den Vor- und Rücklauf von selbstangetriebenen, pneumatischen Rammbohrgeräten |
-
1987
- 1987-09-02 SU SU4300605/03A patent/SU1678100A1/ru active
-
1988
- 1988-08-18 CA CA000575043A patent/CA1308314C/en not_active Expired - Lifetime
- 1988-08-30 HU HU885510A patent/HU885510D0/hu unknown
- 1988-08-30 WO PCT/SU1988/000175 patent/WO1989002011A1/ru not_active Application Discontinuation
- 1988-08-30 AU AU24246/88A patent/AU603015B2/en not_active Ceased
- 1988-08-30 EP EP19880908419 patent/EP0352327A4/de not_active Withdrawn
- 1988-09-01 ES ES8802697A patent/ES2010343A6/es not_active Expired
-
1989
- 1989-06-27 FI FI893122A patent/FI893122A0/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA1308314C (en) | 1992-10-06 |
FI893122A (fi) | 1989-06-27 |
FI893122A0 (fi) | 1989-06-27 |
SU1678100A1 (ru) | 2000-02-20 |
AU603015B2 (en) | 1990-11-01 |
WO1989002011A1 (en) | 1989-03-09 |
ES2010343A6 (es) | 1989-11-01 |
EP0352327A4 (en) | 1991-07-31 |
AU2424688A (en) | 1989-03-31 |
EP0352327A1 (de) | 1990-01-31 |