JPS5018844B1 - - Google Patents
Info
- Publication number
- JPS5018844B1 JPS5018844B1 JP44059417A JP5941769A JPS5018844B1 JP S5018844 B1 JPS5018844 B1 JP S5018844B1 JP 44059417 A JP44059417 A JP 44059417A JP 5941769 A JP5941769 A JP 5941769A JP S5018844 B1 JPS5018844 B1 JP S5018844B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
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)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74841368A | 1968-07-29 | 1968-07-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5018844B1 true JPS5018844B1 (es) | 1975-07-02 |
Family
ID=25009341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP44059417A Pending JPS5018844B1 (es) | 1968-07-29 | 1969-07-29 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3503459A (es) |
JP (1) | JPS5018844B1 (es) |
AT (1) | AT293979B (es) |
BE (1) | BE736748A (es) |
DE (1) | DE1937780C3 (es) |
FR (1) | FR2013940A1 (es) |
GB (1) | GB1264915A (es) |
SE (1) | SE357597B (es) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3714993A (en) * | 1970-11-23 | 1973-02-06 | Hughes Tool Co | Valving tube subassembly for percussion bit |
US3958645A (en) * | 1972-04-24 | 1976-05-25 | Bakerdrill, Inc. | Bore hole air hammer |
US3944003A (en) * | 1972-04-24 | 1976-03-16 | Bakerdrill, Inc. | Bore hole air hammer |
GB1419981A (en) * | 1973-01-09 | 1976-01-07 | Halifax Tool Co Ltd | Percussion drills |
US3964551A (en) * | 1974-09-20 | 1976-06-22 | Reed Tool Company | Pneumatic impact drilling tool |
US4084646A (en) * | 1976-02-19 | 1978-04-18 | Ingersoll-Rand Company | Fluid actuated impact tool |
FR2399530A1 (fr) * | 1977-08-05 | 1979-03-02 | Petroles Cie Francaise | Outil de forage rotatif equipe d'un dispositif de percussion |
EP0081897B1 (en) * | 1981-12-10 | 1986-04-09 | WEAVER & HURT LIMITED | Percussive drills |
US4530408A (en) * | 1983-03-28 | 1985-07-23 | Toutant Roland J | Porting system for pneumatic impact hammer |
DE3343565C2 (de) * | 1983-12-01 | 1985-11-14 | Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen | Tieflochhammer |
US4726429A (en) * | 1984-07-13 | 1988-02-23 | Kennedy James D | Percussion down hole drilling tool with central fluid flushing passage |
US4694911A (en) * | 1984-07-13 | 1987-09-22 | Kennedy James D | Drilling assembly for percussion drilling of deep wells |
AU595081B2 (en) * | 1986-10-24 | 1990-03-22 | William Lister | Reversed circulation pneumatic percussion hammer |
US4923018A (en) * | 1989-03-02 | 1990-05-08 | Sandvik Rock Tools, Inc. | Percussion drill |
SK279150B6 (sk) * | 1990-11-09 | 1998-07-08 | Permon | Pneumatické ponorné vŕtacie náradie |
TWM268150U (en) * | 2004-08-17 | 2005-06-21 | Guo-Rung Liu | Impact cylinder for reciprocal type pneumatic tool |
DK3242990T3 (da) * | 2015-01-08 | 2020-06-15 | Strada Design Ltd | Boresystem med flere væsker |
US10316586B1 (en) * | 2016-12-14 | 2019-06-11 | Jaime Andres AROS | Pressurized fluid flow system for a DTH hammer and normal circulation hammer thereof |
-
1968
- 1968-07-29 US US748413A patent/US3503459A/en not_active Expired - Lifetime
-
1969
- 1969-07-09 GB GB1264915D patent/GB1264915A/en not_active Expired
- 1969-07-25 DE DE1937780A patent/DE1937780C3/de not_active Expired
- 1969-07-28 SE SE10574/69A patent/SE357597B/xx unknown
- 1969-07-29 JP JP44059417A patent/JPS5018844B1/ja active Pending
- 1969-07-29 AT AT730969A patent/AT293979B/de active
- 1969-07-29 FR FR6925971A patent/FR2013940A1/fr not_active Withdrawn
- 1969-07-29 BE BE736748A patent/BE736748A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
SE357597B (es) | 1973-07-02 |
BE736748A (fr) | 1970-01-29 |
DE1937780A1 (de) | 1970-01-29 |
US3503459A (en) | 1970-03-31 |
DE1937780B2 (de) | 1974-02-21 |
FR2013940A1 (es) | 1970-04-10 |
GB1264915A (es) | 1972-02-23 |
DE1937780C3 (de) | 1974-10-10 |
AT293979B (de) | 1971-11-10 |