CS150508B2 - - Google Patents
Info
- Publication number
- CS150508B2 CS150508B2 CS485170A CS485170A CS150508B2 CS 150508 B2 CS150508 B2 CS 150508B2 CS 485170 A CS485170 A CS 485170A CS 485170 A CS485170 A CS 485170A CS 150508 B2 CS150508 B2 CS 150508B2
- Authority
- CS
- Czechoslovakia
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
- B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
- B25D9/265—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof with arrangements for automatic stopping when the tool is lifted from the working face or suffers excessive bore resistance
-
- 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
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
- E21B44/10—Arrangements for automatic stopping when the tool is lifted from the working face
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Automation & Control Theory (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691950508 DE1950508C3 (de) | 1969-10-07 | 1969-10-07 | Druckluftbetriebene Tieflochbohrhämmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS150508B2 true CS150508B2 (cs) | 1973-09-04 |
Family
ID=5747538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS485170A CS150508B2 (cs) | 1969-10-07 | 1970-07-09 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT296917B (cs) |
| BE (1) | BE753225A (cs) |
| CH (1) | CH524756A (cs) |
| CS (1) | CS150508B2 (cs) |
| DE (1) | DE1950508C3 (cs) |
| FR (1) | FR2140700A5 (cs) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE789993A (fr) * | 1971-10-19 | 1973-02-01 | Boehler & Co Ag Geb | Commande d'admission de fluide pour fleuret a percussion |
| DE2924392C2 (de) * | 1979-06-16 | 1982-09-23 | Brückner Grundbau GmbH, 4300 Essen | Bohrvorrichtung zum Überlagerungsbohren |
| DE2924393C2 (de) * | 1979-06-16 | 1983-06-23 | Brückner Grundbau GmbH, 4300 Essen | Bohrvorrichtung zum Überlagerungsbohren |
| EP0081897B1 (en) * | 1981-12-10 | 1986-04-09 | WEAVER & HURT LIMITED | Percussive drills |
| DE4000691A1 (de) * | 1990-01-12 | 1991-07-18 | Fritz Zimmermann Masch U Appar | Exzentrisch bohrender tiefloch-hammer |
| US7111695B2 (en) * | 2000-12-02 | 2006-09-26 | Tracto-Technik Gmbh | Pneumatic rock-boring device and method for horizontal drilling using compressed air and drilling medium |
| CN107386957B (zh) * | 2017-08-29 | 2023-05-05 | 吉林大学 | 一种活阀式无气垫高性能气动冲击器 |
| CN114669781B (zh) * | 2022-04-21 | 2024-01-30 | 深圳市速航科技发展有限公司 | 一种活塞轴可旋转的气动振动装置 |
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1969
- 1969-10-07 DE DE19691950508 patent/DE1950508C3/de not_active Expired
-
1970
- 1970-07-08 AT AT619270A patent/AT296917B/de not_active IP Right Cessation
- 1970-07-09 BE BE753225D patent/BE753225A/xx unknown
- 1970-07-09 CS CS485170A patent/CS150508B2/cs unknown
- 1970-09-18 CH CH1384870A patent/CH524756A/de not_active IP Right Cessation
- 1970-09-28 FR FR7035034A patent/FR2140700A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1950508A1 (de) | 1971-04-15 |
| BE753225A (fr) | 1970-12-16 |
| FR2140700A5 (cs) | 1973-01-19 |
| CH524756A (de) | 1972-06-30 |
| AT296917B (de) | 1972-03-10 |
| DE1950508C3 (de) | 1975-01-09 |
| DE1950508B2 (de) | 1974-06-06 |