EP0350581A2 - Corps allongé - Google Patents

Corps allongé Download PDF

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Publication number
EP0350581A2
EP0350581A2 EP89107905A EP89107905A EP0350581A2 EP 0350581 A2 EP0350581 A2 EP 0350581A2 EP 89107905 A EP89107905 A EP 89107905A EP 89107905 A EP89107905 A EP 89107905A EP 0350581 A2 EP0350581 A2 EP 0350581A2
Authority
EP
European Patent Office
Prior art keywords
housing
longitudinal channel
ram
ground
longitudinal
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.)
Withdrawn
Application number
EP89107905A
Other languages
German (de)
English (en)
Other versions
EP0350581A3 (fr
Inventor
Paul Schmidt
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
Publication of EP0350581A2 publication Critical patent/EP0350581A2/fr
Publication of EP0350581A3 publication Critical patent/EP0350581A3/fr
Withdrawn legal-status Critical Current

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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
EP19890107905 1988-07-15 1989-05-02 Corps allongé Withdrawn EP0350581A3 (fr)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
EP0350581A2 true EP0350581A2 (fr) 1990-01-17
EP0350581A3 EP0350581A3 (fr) 1991-01-30

Family

ID=6826016

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890107905 Withdrawn EP0350581A3 (fr) 1988-07-15 1989-05-02 Corps allongé

Country Status (3)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3939538A1 (de) * 1989-11-30 1991-06-13 Eastman Christensen Co Richtungsbohrwerkzeug
US6402524B2 (en) 1997-10-14 2002-06-11 Tracto-Technik Paul Schimdt Spezialmaschinen Data transfer system
DE19819626C2 (de) * 1997-10-14 2001-10-18 Tracto Technik Datenübertragungssystem
DE19929893C2 (de) * 1999-06-29 2002-08-08 Tracto Technik Verfahren zum grabenlosen Verlegen von Rohrleitungen und Kabeln

Citations (11)

* 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
US3786878A (en) * 1970-08-25 1974-01-22 H Sherman Dual concentric drillpipe
US3899631A (en) * 1974-04-11 1975-08-12 Lynes Inc Inflatable sealing element having electrical conductors extending therethrough
US4178110A (en) * 1977-10-03 1979-12-11 Cobbs James H Liner for large diameter borehole
FR2556404A1 (fr) * 1983-09-08 1985-06-14 Lucet Raymond Tuyau souple (elastomeres) " auto-porteur " plus specialement utilise comme conduit de support et aspiration/refoulement capable de porter des pompes immergees
GB2181473A (en) * 1985-10-04 1987-04-23 Tone Boring Co Pneumatic impact type drilling method
US4683944A (en) * 1985-05-06 1987-08-04 Innotech Energy Corporation Drill pipes and casings utilizing multi-conduit tubulars
EP0233038A2 (fr) * 1986-02-03 1987-08-19 Boart International Limited Dispositif de forage de fond de trou

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5433922U (fr) * 1977-08-08 1979-03-06

Patent Citations (11)

* 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
US3786878A (en) * 1970-08-25 1974-01-22 H Sherman Dual concentric drillpipe
US3899631A (en) * 1974-04-11 1975-08-12 Lynes Inc Inflatable sealing element having electrical conductors extending therethrough
US4178110A (en) * 1977-10-03 1979-12-11 Cobbs James H Liner for large diameter borehole
FR2556404A1 (fr) * 1983-09-08 1985-06-14 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
GB2181473A (en) * 1985-10-04 1987-04-23 Tone Boring Co Pneumatic impact type drilling method
EP0233038A2 (fr) * 1986-02-03 1987-08-19 Boart International Limited Dispositif de forage de fond de trou

Also Published As

Publication number Publication date
JPH0243491A (ja) 1990-02-14
DE8809108U1 (fr) 1988-09-01
EP0350581A3 (fr) 1991-01-30

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