ES502022A0 - Una maquina de piston libre, acionada por fluido a presion , sin valvulas. - Google Patents
Una maquina de piston libre, acionada por fluido a presion , sin valvulas.Info
- Publication number
- ES502022A0 ES502022A0 ES502022A ES502022A ES502022A0 ES 502022 A0 ES502022 A0 ES 502022A0 ES 502022 A ES502022 A ES 502022A ES 502022 A ES502022 A ES 502022A ES 502022 A0 ES502022 A0 ES 502022A0
- Authority
- ES
- Spain
- Prior art keywords
- actuated
- valves
- pressure fluid
- free piston
- piston machine
- Prior art date
- 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.)
- Granted
Links
- 239000012530 fluid Substances 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
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)
- Details Of Reciprocating Pumps (AREA)
- Actuator (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8015389 | 1980-05-09 | ||
GB8040286 | 1980-12-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES502022A0 true ES502022A0 (es) | 1982-12-16 |
ES8302186A1 ES8302186A1 (es) | 1982-12-16 |
Family
ID=26275454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES502022A Expired ES8302186A1 (es) | 1980-05-09 | 1981-05-08 | Una maquina de piston libre, acionada por fluido a presion , sin valvulas. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0040026A1 (es) |
AU (1) | AU7025881A (es) |
CA (1) | CA1151027A (es) |
ES (1) | ES8302186A1 (es) |
PT (1) | PT73003B (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0081897B1 (en) * | 1981-12-10 | 1986-04-09 | WEAVER & HURT LIMITED | Percussive drills |
ATE18082T1 (de) * | 1982-07-23 | 1986-03-15 | Weaver & Hurt Ltd | Gesteinbohrmaschine. |
AU608441B2 (en) * | 1988-06-15 | 1991-03-28 | Abraham Gien | Down the hole hammer equipment |
SE9200995L (sv) * | 1992-03-31 | 1993-05-24 | Uniroc Ab | Slagkolv foer saenkborrmaskin |
AUPO957097A0 (en) * | 1997-10-01 | 1997-10-30 | Rear, Ian Graeme | Hammer |
CZ136198A3 (cs) | 1998-05-04 | 1999-11-17 | Permon S. R. O. | Pneumatické ponorné vrtací nářadí |
US7272579B1 (en) * | 2000-02-17 | 2007-09-18 | Fedbid, Inc. | Auction based procurement system |
US8046269B2 (en) | 2000-02-17 | 2011-10-25 | Fedbid, Inc. | Auction based procurement system |
US7617889B2 (en) * | 2005-11-03 | 2009-11-17 | Rockmore International, Inc. | Backhead and drill assembly with backhead |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2774334A (en) * | 1953-05-01 | 1956-12-18 | Hughes Tool Co | Reciprocating prime mover |
US3944003A (en) * | 1972-04-24 | 1976-03-16 | Bakerdrill, Inc. | Bore hole air hammer |
US3964551A (en) * | 1974-09-20 | 1976-06-22 | Reed Tool Company | Pneumatic impact drilling tool |
GB1472501A (en) * | 1975-01-13 | 1977-05-04 | Gien Abraham | Pneumatic percussive machines |
US4030554A (en) * | 1975-07-07 | 1977-06-21 | Bakerdrill, Inc. | Bore hole airhammer and anvil bit |
US4084647A (en) * | 1976-07-01 | 1978-04-18 | William Lister | Pneumatic percussion hammer |
-
1981
- 1981-04-30 EP EP81301919A patent/EP0040026A1/en not_active Withdrawn
- 1981-05-08 CA CA000377180A patent/CA1151027A/en not_active Expired
- 1981-05-08 PT PT7300381A patent/PT73003B/pt unknown
- 1981-05-08 AU AU70258/81A patent/AU7025881A/en not_active Abandoned
- 1981-05-08 ES ES502022A patent/ES8302186A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU7025881A (en) | 1981-11-12 |
PT73003A (en) | 1981-06-01 |
ES8302186A1 (es) | 1982-12-16 |
CA1151027A (en) | 1983-08-02 |
PT73003B (en) | 1982-04-30 |
EP0040026A1 (en) | 1981-11-18 |
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