DK134329C - - Google Patents

Info

Publication number
DK134329C
DK134329C DK465173A DK465173A DK134329C DK 134329 C DK134329 C DK 134329C DK 465173 A DK465173 A DK 465173A DK 465173 A DK465173 A DK 465173A DK 134329 C DK134329 C DK 134329C
Authority
DK
Denmark
Application number
DK465173A
Other versions
DK134329B (en
Inventor
J W Ells
Original Assignee
British Petroleum Co Ltd
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
Priority to GB4066972 priority Critical
Application filed by British Petroleum Co Ltd filed Critical British Petroleum Co Ltd
Publication of DK134329B publication Critical patent/DK134329B/en
Application granted granted Critical
Publication of DK134329C publication Critical patent/DK134329C/da

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/26Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
    • F16L55/46Launching or retrieval of pigs or moles
DK465173A 1972-09-01 1973-08-23 DK134329C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4066972 1972-09-01

Publications (2)

Publication Number Publication Date
DK134329B DK134329B (en) 1976-10-18
DK134329C true DK134329C (en) 1977-03-14

Family

ID=10416042

Family Applications (1)

Application Number Title Priority Date Filing Date
DK465173A DK134329C (en) 1972-09-01 1973-08-23

Country Status (3)

Country Link
DE (1) DE2343762A1 (en)
DK (1) DK134329C (en)
NL (1) NL7311801A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103615628B (en) * 2013-11-20 2015-11-25 内蒙古包钢钢联股份有限公司 Gas pipe line band gas operation method

Also Published As

Publication number Publication date
DE2343762A1 (en) 1974-03-07
NL7311801A (en) 1974-03-05
DK134329B (en) 1976-10-18

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Legal Events

Date Code Title Description
PBP Patent lapsed