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/en
Priority to JP15939089A priority patent/JPH0243491A/en
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 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE8809108U DE8809108U1 (en) 1988-07-15 1988-07-15
EP19890107905 EP0350581A3 (en) 1988-07-15 1989-05-02 Elongate body
JP15939089A JPH0243491A (en) 1988-07-15 1989-06-21 Longitudinal pipe body

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=6826016

Family Applications (1)

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

Country Status (3)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429765A2 (en) * 1989-11-30 1991-06-05 Eastman Teleco Company Directional drilling tool
EP0909876A2 (en) 1997-10-14 1999-04-21 Tracto-Technik Paul Schmidt Spezialmaschinen System for transmitting data or electric current for a drilling apparatus
DE19929893A1 (en) * 1999-06-29 2001-01-11 Tracto Technik Pipe and cable laying method comprises feeding breaking head though existing pipe and breaking it up, widening resulting bore and feeding in new pipe and parallel cables
DE19819626C2 (en) * 1997-10-14 2001-10-18 Tracto Technik Data transmission system

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 (en) * 1977-08-08 1979-03-06
US4178110A (en) * 1977-10-03 1979-12-11 Cobbs James H Liner for large diameter borehole
FR2556404B1 (en) * 1983-09-08 1988-06-10 Lucet Raymond "SELF-CARRIER" FLEXIBLE HOSE (ELASTOMERS) MORE SPECIALLY USED AS A SUPPORT AND SUCTION / DELIVERY CONDUIT CAPABLE OF CARRYING SUBMERSIBLE PUMPS
US4683944A (en) * 1985-05-06 1987-08-04 Innotech Energy Corporation Drill pipes and casings utilizing multi-conduit tubulars
US4790391A (en) * 1985-10-04 1988-12-13 Tone Boring Co., Ltd. Air pressure impact drilling method and apparatus for same
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 (en) * 1989-11-30 1991-06-05 Eastman Teleco Company Directional drilling tool
EP0429765A3 (en) * 1989-11-30 1992-07-22 Eastman Christensen Company Directional drilling tool
EP0909876A2 (en) 1997-10-14 1999-04-21 Tracto-Technik Paul Schmidt Spezialmaschinen System for transmitting data or electric current for a drilling apparatus
DE19819626C2 (en) * 1997-10-14 2001-10-18 Tracto Technik Data transmission system
DE19929893A1 (en) * 1999-06-29 2001-01-11 Tracto Technik Pipe and cable laying method comprises feeding breaking head though existing pipe and breaking it up, widening resulting bore and feeding in new pipe and parallel cables
DE19929893C2 (en) * 1999-06-29 2002-08-08 Tracto Technik Process for trenchless laying of pipes and cables

Also Published As

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

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