DE8809108U1 - - Google Patents

Info

Publication number
DE8809108U1
DE8809108U1 DE8809108U DE8809108U DE8809108U1 DE 8809108 U1 DE8809108 U1 DE 8809108U1 DE 8809108 U DE8809108 U DE 8809108U DE 8809108 U DE8809108 U DE 8809108U DE 8809108 U1 DE8809108 U1 DE 8809108U1
Authority
DE
Germany
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.)
Expired
Application number
DE8809108U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE8809108U priority Critical patent/DE8809108U1/de
Publication of DE8809108U1 publication Critical patent/DE8809108U1/de
Priority to EP19890107905 priority patent/EP0350581A3/de
Priority to JP15939089A priority patent/JPH0243491A/ja
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B7/205—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes without earth removal
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1035—Wear protectors; Centralising devices, e.g. stabilisers for plural rods, pipes or lines, e.g. for control lines
DE8809108U 1988-07-15 1988-07-15 Expired DE8809108U1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE8809108U DE8809108U1 (ko) 1988-07-15 1988-07-15
EP19890107905 EP0350581A3 (de) 1988-07-15 1989-05-02 Langkörper
JP15939089A JPH0243491A (ja) 1988-07-15 1989-06-21 縦長管体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8809108U DE8809108U1 (ko) 1988-07-15 1988-07-15

Publications (1)

Publication Number Publication Date
DE8809108U1 true DE8809108U1 (ko) 1988-09-01

Family

ID=6826016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8809108U Expired DE8809108U1 (ko) 1988-07-15 1988-07-15

Country Status (3)

Country Link
EP (1) EP0350581A3 (ko)
JP (1) JPH0243491A (ko)
DE (1) DE8809108U1 (ko)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429765A2 (de) * 1989-11-30 1991-06-05 Eastman Teleco Company Richtungsbohrwerkzeug
EP0909876A2 (de) 1997-10-14 1999-04-21 Tracto-Technik Paul Schmidt Spezialmaschinen System zur Übertragung von Daten oder elektrischem Strom für ein Bohrgerät
DE19929893A1 (de) * 1999-06-29 2001-01-11 Tracto Technik Verfahren zum grabenlosen Verlegen von Rohrleitungen und Kabeln
DE19819626C2 (de) * 1997-10-14 2001-10-18 Tracto Technik Datenübertragungssystem

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2868507A (en) * 1954-07-26 1959-01-13 American Percussion Tool Compa Well drilling equipment
US3232363A (en) * 1961-10-04 1966-02-01 Monte N Moore Electrically operated high frequency impact and rotary drill
US3434682A (en) * 1966-12-29 1969-03-25 Ball Brothers Res Corp Wire positioning and protective device
US3473618A (en) * 1968-06-05 1969-10-21 Becker Drilling Alberta Ltd Rotary-percussion drill apparatus
CA926377A (en) * 1970-08-25 1973-05-15 Can-Tex Drilling And Exploration Ltd. Dual concentric drillpipe
US3899631A (en) * 1974-04-11 1975-08-12 Lynes Inc Inflatable sealing element having electrical conductors extending therethrough
JPS5433922U (ko) * 1977-08-08 1979-03-06
US4178110A (en) * 1977-10-03 1979-12-11 Cobbs James H Liner for large diameter borehole
FR2556404B1 (fr) * 1983-09-08 1988-06-10 Lucet Raymond Tuyau souple (elastomeres) " auto-porteur " plus specialement utilise comme conduit de support et aspiration/refoulement capable de porter des pompes immergees
US4683944A (en) * 1985-05-06 1987-08-04 Innotech Energy Corporation Drill pipes and casings utilizing multi-conduit tubulars
GB2181473B (en) * 1985-10-04 1989-02-01 Tone Boring Co Air pressure impact drilling apparatus
AU581800B2 (en) * 1986-02-03 1989-03-02 Boart International Limited Down hole drill having both percussion and rotation devices at the lower end of the drill string

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429765A2 (de) * 1989-11-30 1991-06-05 Eastman Teleco Company Richtungsbohrwerkzeug
EP0429765A3 (en) * 1989-11-30 1992-07-22 Eastman Christensen Company Directional drilling tool
EP0909876A2 (de) 1997-10-14 1999-04-21 Tracto-Technik Paul Schmidt Spezialmaschinen System zur Übertragung von Daten oder elektrischem Strom für ein Bohrgerät
DE19819626C2 (de) * 1997-10-14 2001-10-18 Tracto Technik Datenübertragungssystem
DE19929893A1 (de) * 1999-06-29 2001-01-11 Tracto Technik Verfahren zum grabenlosen Verlegen von Rohrleitungen und Kabeln
DE19929893C2 (de) * 1999-06-29 2002-08-08 Tracto Technik Verfahren zum grabenlosen Verlegen von Rohrleitungen und Kabeln

Also Published As

Publication number Publication date
JPH0243491A (ja) 1990-02-14
EP0350581A2 (de) 1990-01-17
EP0350581A3 (de) 1991-01-30

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