CA676449A - Tube coupling - Google Patents

Tube coupling

Info

Publication number
CA676449A
CA676449A CA676449A CA676449DA CA676449A CA 676449 A CA676449 A CA 676449A CA 676449 A CA676449 A CA 676449A CA 676449D A CA676449D A CA 676449DA CA 676449 A CA676449 A CA 676449A
Authority
CA
Canada
Prior art keywords
tube coupling
coupling
tube
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.)
Expired
Application number
CA676449A
Inventor
G. Bradbury James
T. Windsor Richard
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
Publication date
Application granted granted Critical
Publication of CA676449A publication Critical patent/CA676449A/en
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
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/02—Electrically insulating joints or couplings
    • F16L25/023—Electrically insulating joints or couplings for joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CA676449A Tube coupling Expired CA676449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA676449T

Publications (1)

Publication Number Publication Date
CA676449A true CA676449A (en) 1963-12-24

Family

ID=210743

Family Applications (1)

Application Number Title Priority Date Filing Date
CA676449A Expired CA676449A (en) Tube coupling

Country Status (1)

Country Link
CA (1) CA676449A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612578A (en) * 1968-12-21 1971-10-12 Luigi Bagnulo Prefabricated electrically insulating pipe joint
FR2367977A1 (en) * 1976-10-18 1978-05-12 Ziefle Kg Eisenbau Albert INSULATING PART FOR PIPES
WO1996041931A2 (en) 1995-06-12 1996-12-27 Mcallister Petroleum Services, Ltd. Subsurface signal transmitting apparatus
US7243028B2 (en) 2004-06-14 2007-07-10 Weatherford/Lamb, Inc. Methods and apparatus for reducing electromagnetic signal noise
US7252160B2 (en) 1995-06-12 2007-08-07 Weatherford/Lamb, Inc. Electromagnetic gap sub assembly

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612578A (en) * 1968-12-21 1971-10-12 Luigi Bagnulo Prefabricated electrically insulating pipe joint
FR2367977A1 (en) * 1976-10-18 1978-05-12 Ziefle Kg Eisenbau Albert INSULATING PART FOR PIPES
WO1996041931A2 (en) 1995-06-12 1996-12-27 Mcallister Petroleum Services, Ltd. Subsurface signal transmitting apparatus
WO1996041931A3 (en) * 1995-06-12 1997-02-27 Mcallister Petroleum Services Subsurface signal transmitting apparatus
US6209632B1 (en) 1995-06-12 2001-04-03 Marvin L. Holbert Subsurface signal transmitting apparatus
US6405795B2 (en) 1995-06-12 2002-06-18 Weatherford/Lamb, Inc. Subsurface signal transmitting apparatus
US6672383B2 (en) 1995-06-12 2004-01-06 Weatherford/Lamb, Inc. Subsurface signal transmitting apparatus
US7093680B2 (en) 1995-06-12 2006-08-22 Weatherford/Lamb, Inc. Subsurface signal transmitting apparatus
US7252160B2 (en) 1995-06-12 2007-08-07 Weatherford/Lamb, Inc. Electromagnetic gap sub assembly
US7243028B2 (en) 2004-06-14 2007-07-10 Weatherford/Lamb, Inc. Methods and apparatus for reducing electromagnetic signal noise

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