SE8302599D0 - Anordning vid en borrutrustning - Google Patents

Anordning vid en borrutrustning

Info

Publication number
SE8302599D0
SE8302599D0 SE8302599A SE8302599A SE8302599D0 SE 8302599 D0 SE8302599 D0 SE 8302599D0 SE 8302599 A SE8302599 A SE 8302599A SE 8302599 A SE8302599 A SE 8302599A SE 8302599 D0 SE8302599 D0 SE 8302599D0
Authority
SE
Sweden
Prior art keywords
valve member
drill
dome
compressed air
drill bit
Prior art date
Application number
SE8302599A
Other languages
English (en)
Other versions
SE8302599L (sv
Inventor
J-E Norberg
J R Almgren
Original Assignee
Trelleborg Ab
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
Application filed by Trelleborg Ab filed Critical Trelleborg Ab
Priority to SE8302599A priority Critical patent/SE8302599L/sv
Publication of SE8302599D0 publication Critical patent/SE8302599D0/sv
Priority to CA000453461A priority patent/CA1213879A/en
Priority to IT20796/84A priority patent/IT1174076B/it
Priority to AU29645/84A priority patent/AU2964584A/en
Priority to PCT/SE1984/000166 priority patent/WO1984004562A1/en
Priority to EP84902099A priority patent/EP0142545A1/en
Priority to ZA843410A priority patent/ZA843410B/xx
Publication of SE8302599L publication Critical patent/SE8302599L/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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E21B7/208—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes using down-hole drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Check Valves (AREA)
SE8302599A 1983-05-06 1983-05-06 Anordning vid en borrutrustning SE8302599L (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE8302599A SE8302599L (sv) 1983-05-06 1983-05-06 Anordning vid en borrutrustning
CA000453461A CA1213879A (en) 1983-05-06 1984-05-03 Drifting equipment
IT20796/84A IT1174076B (it) 1983-05-06 1984-05-04 Apparecchiatura di trivellazione pneumatica del tipo comprendente una punta di trivella e un dispositivo di azionamento di essa avente un meccanismo di penetrazione nella trivella azionato pneumaticamente
AU29645/84A AU2964584A (en) 1983-05-06 1984-05-04 Anordning vid borrutrustning
PCT/SE1984/000166 WO1984004562A1 (en) 1983-05-06 1984-05-04 Drilling equipment
EP84902099A EP0142545A1 (en) 1983-05-06 1984-05-04 Drilling equipment
ZA843410A ZA843410B (en) 1983-05-06 1984-05-07 Drilling equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8302599A SE8302599L (sv) 1983-05-06 1983-05-06 Anordning vid en borrutrustning

Publications (2)

Publication Number Publication Date
SE8302599D0 true SE8302599D0 (sv) 1983-05-06
SE8302599L SE8302599L (sv) 1984-11-07

Family

ID=20351112

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8302599A SE8302599L (sv) 1983-05-06 1983-05-06 Anordning vid en borrutrustning

Country Status (6)

Country Link
EP (1) EP0142545A1 (sv)
CA (1) CA1213879A (sv)
IT (1) IT1174076B (sv)
SE (1) SE8302599L (sv)
WO (1) WO1984004562A1 (sv)
ZA (1) ZA843410B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4578365A (en) * 1984-11-26 1986-03-25 General Electric Company High thermal conductivity ceramic body of aluminum nitride
SE466319B (sv) * 1989-03-07 1992-01-27 Atlas Copco Constr & Mining Taetningsanordning foer vaetskespolning vid slaaende bergborrning

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859733A (en) * 1955-11-23 1958-11-11 Bassinger Tool Company Fluid actuated impact tool
US4106571A (en) * 1976-12-06 1978-08-15 Reed Tool Co. Pneumatic impact drilling tool
SE413929B (sv) * 1977-09-02 1980-06-30 Trelleborgs Gummifabriks Ab Injekteringsanordning

Also Published As

Publication number Publication date
ZA843410B (en) 1984-12-24
IT1174076B (it) 1987-07-01
IT8420796A1 (it) 1985-11-04
IT8420796A0 (it) 1984-05-04
WO1984004562A1 (en) 1984-11-22
CA1213879A (en) 1986-11-12
SE8302599L (sv) 1984-11-07
EP0142545A1 (en) 1985-05-29

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