LU48568A1 - - Google Patents

Info

Publication number
LU48568A1
LU48568A1 LU48568A LU48568A LU48568A1 LU 48568 A1 LU48568 A1 LU 48568A1 LU 48568 A LU48568 A LU 48568A LU 48568 A LU48568 A LU 48568A LU 48568 A1 LU48568 A1 LU 48568A1
Authority
LU
Luxembourg
Application number
LU48568A
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 filed Critical
Publication of LU48568A1 publication Critical patent/LU48568A1/xx

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
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
    • F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
    • 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
    • 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
    • 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
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (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)
LU48568A 1964-05-13 1965-05-11 LU48568A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR974348A FR1403800A (fr) 1964-05-13 1964-05-13 Dispositif d'assemblage de tubes de forage

Publications (1)

Publication Number Publication Date
LU48568A1 true LU48568A1 (fr) 1965-07-12

Family

ID=8829944

Family Applications (1)

Application Number Title Priority Date Filing Date
LU48568A LU48568A1 (fr) 1964-05-13 1965-05-11

Country Status (4)

Country Link
BE (1) BE663237A (fr)
FR (1) FR1403800A (fr)
LU (1) LU48568A1 (fr)
NL (1) NL6506101A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2702241A1 (fr) * 1993-03-03 1994-09-09 Sabatier Gerard Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse".

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3489438A (en) * 1968-04-08 1970-01-13 Denali Services Co Inc Oil well tubing having noncommunicating fluid passages
US3794358A (en) * 1970-10-02 1974-02-26 Atlantic Richfield Co Well production
US4452303A (en) * 1980-08-07 1984-06-05 Wavin B. V. Device and a method for recovering heat from the soil
EP0138603A3 (fr) * 1983-10-13 1986-04-23 Texas Forge & Tool Limited Conduites et tiges
DE3418892A1 (de) * 1984-05-21 1985-11-21 Preussag AG Berlin-Hannover, 3000 Hannover Gewinde- oder steckverbinder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2702241A1 (fr) * 1993-03-03 1994-09-09 Sabatier Gerard Tige de forage à double corps destinée à être mise en Óoeuvre dans les modes de forage dits "à circulation inverse".
WO1994020726A1 (fr) * 1993-03-03 1994-09-15 Sabatier Gerard Tige de forage a double corps destinee a etre mise en oeuvre dans les modes de forage dits a circulation inverse

Also Published As

Publication number Publication date
FR1403800A (fr) 1965-06-25
BE663237A (fr) 1965-08-17
NL6506101A (fr) 1965-11-15

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