SE8901866L - Saenkhammarutrustning - Google Patents

Saenkhammarutrustning

Info

Publication number
SE8901866L
SE8901866L SE8901866A SE8901866A SE8901866L SE 8901866 L SE8901866 L SE 8901866L SE 8901866 A SE8901866 A SE 8901866A SE 8901866 A SE8901866 A SE 8901866A SE 8901866 L SE8901866 L SE 8901866L
Authority
SE
Sweden
Prior art keywords
piston
backhead
casing
axial bores
seal
Prior art date
Application number
SE8901866A
Other languages
Unknown language ( )
English (en)
Other versions
SE8901866D0 (sv
Inventor
Abraham Gien
Bernard Lionel Gien
Original Assignee
Abraham Gien
Gien Bernard L
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25579289&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE8901866(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Abraham Gien, Gien Bernard L filed Critical Abraham Gien
Publication of SE8901866D0 publication Critical patent/SE8901866D0/sv
Publication of SE8901866L publication Critical patent/SE8901866L/sv

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)
SE8901866A 1988-06-15 1989-05-25 Saenkhammarutrustning SE8901866L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA884259 1988-06-15

Publications (2)

Publication Number Publication Date
SE8901866D0 SE8901866D0 (sv) 1989-05-25
SE8901866L true SE8901866L (sv) 1989-12-16

Family

ID=25579289

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8901866A SE8901866L (sv) 1988-06-15 1989-05-25 Saenkhammarutrustning

Country Status (7)

Country Link
US (1) US5080179A (sv)
JP (1) JPH0288184A (sv)
AU (1) AU608441B2 (sv)
BR (1) BR8902749A (sv)
DE (1) DE3917155A1 (sv)
GB (1) GB2219817B (sv)
SE (1) SE8901866L (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5205363A (en) * 1991-05-16 1993-04-27 Pascale Jack H Porting system for pneumatic impact hammer
DE19652530C2 (de) * 1996-12-17 1998-12-03 Terra Ag Tiefbautechnik Imlochhammer
SE510057C2 (sv) * 1997-08-07 1999-04-12 Wiklund Henry & Co Utloppskanal i tryckmediumdriven slagmekanism
US5984021A (en) * 1998-01-27 1999-11-16 Numa Tool Company Porting system for back chamber of pneumatic hammer
CZ136198A3 (cs) * 1998-05-04 1999-11-17 Permon S. R. O. Pneumatické ponorné vrtací nářadí
EP1138870A1 (en) * 2000-03-27 2001-10-04 Bernard Lionel Gien Drill hammer assembly
WO2006037073A2 (en) * 2004-09-27 2006-04-06 Evalve, Inc. Methods and devices for tissue grasping and assessment
US8052592B2 (en) * 2005-09-27 2011-11-08 Evalve, Inc. Methods and devices for tissue grasping and assessment
AU2005312495A1 (en) * 2004-12-07 2006-06-15 Byung-Duk Lim A ground drilling hammer and the driving method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2958645A (en) * 1956-12-31 1960-11-01 Exxon Research Engineering Co Naphtha reforming process
ZA756257B (en) * 1975-10-02 1977-03-30 Gien Abraham Pneumatic hammer drill
US4084647A (en) * 1976-07-01 1978-04-18 William Lister Pneumatic percussion hammer
EP0040026A1 (en) * 1980-05-09 1981-11-18 Halifax Tool Company Limited Free piston machines
ZA863192B (en) * 1986-04-29 1986-12-30 Abraham Gien Improvement in valveless pneumatic hammer
US4530408A (en) * 1983-03-28 1985-07-23 Toutant Roland J Porting system for pneumatic impact hammer
ZA843758B (en) * 1983-05-18 1985-04-24 Abraham Gien Down the hole hammer equipment
CA1226488A (en) * 1983-05-18 1987-09-08 Bernard L. Gien Down the hole hammer equipment
ZA869271B (en) * 1985-12-09 1987-10-28 Aclo Pty Ltd A pneumatic tool
AU595081B2 (en) * 1986-10-24 1990-03-22 William Lister Reversed circulation pneumatic percussion hammer

Also Published As

Publication number Publication date
SE8901866D0 (sv) 1989-05-25
BR8902749A (pt) 1990-02-01
US5080179A (en) 1992-01-14
JPH0288184A (ja) 1990-03-28
GB8912431D0 (en) 1989-07-19
GB2219817A (en) 1989-12-20
GB2219817B (en) 1992-04-01
AU3510289A (en) 1989-12-21
AU608441B2 (en) 1991-03-28
DE3917155A1 (de) 1989-12-21

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Legal Events

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NAV Patent application has lapsed

Ref document number: 8901866-7

Effective date: 19930605