FR2168456A1 - - Google Patents

Info

Publication number
FR2168456A1
FR2168456A1 FR7301633A FR7301633A FR2168456A1 FR 2168456 A1 FR2168456 A1 FR 2168456A1 FR 7301633 A FR7301633 A FR 7301633A FR 7301633 A FR7301633 A FR 7301633A FR 2168456 A1 FR2168456 A1 FR 2168456A1
Authority
FR
France
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.)
Granted
Application number
FR7301633A
Other languages
French (fr)
Other versions
FR2168456B1 (en
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 FR2168456A1 publication Critical patent/FR2168456A1/fr
Application granted granted Critical
Publication of FR2168456B1 publication Critical patent/FR2168456B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/005—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies for concentric pipes
    • 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
    • E21B17/18—Pipes provided with plural fluid passages
FR7301633A 1972-01-20 1973-01-17 Expired FR2168456B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722202578 DE2202578A1 (en) 1972-01-20 1972-01-20 DEVICE FOR CONNECTING INTERESTED PIPE STRAINS, IN PARTICULAR WITH DRILL RODS

Publications (2)

Publication Number Publication Date
FR2168456A1 true FR2168456A1 (en) 1973-08-31
FR2168456B1 FR2168456B1 (en) 1977-12-30

Family

ID=5833498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7301633A Expired FR2168456B1 (en) 1972-01-20 1973-01-17

Country Status (4)

Country Link
DE (1) DE2202578A1 (en)
FR (1) FR2168456B1 (en)
GB (1) GB1411145A (en)
IT (1) IT983405B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466697A1 (en) * 1979-09-28 1981-04-10 Staubli Sa Ets Coupling for cryogenic surgical probe - uses conical spigots and sockets in screw-in case and springs to join coaxial fee and return lines

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6102449A (en) * 1998-10-29 2000-08-15 Agilent Technologies, In. Connector for capillary tubing
CN116733385B (en) * 2023-02-07 2024-02-13 江苏泰富管材科技有限公司 Oil casing threaded joint for high-pressure gas well

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2850264A (en) * 1953-09-18 1958-09-02 Donovan B Grable Dual passage concentric pipe drill string coupling
GB1010723A (en) * 1963-10-29 1965-11-24 Materiels Hispanosuiza Soc D E Improvements in rotary joints for hydraulic circuits
FR1494228A (en) * 1966-07-26 1967-09-08 Creusot Forges Ateliers Air circulation drill pipe connection device
GB1204026A (en) * 1967-11-21 1970-09-03 Becker Drills Ltd Improvements in drill pipes

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2850264A (en) * 1953-09-18 1958-09-02 Donovan B Grable Dual passage concentric pipe drill string coupling
GB1010723A (en) * 1963-10-29 1965-11-24 Materiels Hispanosuiza Soc D E Improvements in rotary joints for hydraulic circuits
FR1494228A (en) * 1966-07-26 1967-09-08 Creusot Forges Ateliers Air circulation drill pipe connection device
GB1204026A (en) * 1967-11-21 1970-09-03 Becker Drills Ltd Improvements in drill pipes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466697A1 (en) * 1979-09-28 1981-04-10 Staubli Sa Ets Coupling for cryogenic surgical probe - uses conical spigots and sockets in screw-in case and springs to join coaxial fee and return lines

Also Published As

Publication number Publication date
GB1411145A (en) 1975-10-22
DE2202578A1 (en) 1973-07-26
FR2168456B1 (en) 1977-12-30
IT983405B (en) 1974-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse