NL7311801A - - Google Patents

Info

Publication number
NL7311801A
NL7311801A NL7311801A NL7311801A NL7311801A NL 7311801 A NL7311801 A NL 7311801A NL 7311801 A NL7311801 A NL 7311801A NL 7311801 A NL7311801 A NL 7311801A NL 7311801 A NL7311801 A NL 7311801A
Authority
NL
Netherlands
Application number
NL7311801A
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 NL7311801A publication Critical patent/NL7311801A/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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
    • F16L55/46—Launching or retrieval of pigs or moles
NL7311801A 1972-09-01 1973-08-28 NL7311801A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL7311801A true NL7311801A (en) 1974-03-05

Family

ID=10416042

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7311801A NL7311801A (en) 1972-09-01 1973-08-28

Country Status (3)

Country Link
DE (1) DE2343762A1 (en)
DK (1) DK134329B (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
DK134329B (en) 1976-10-18
DK134329C (en) 1977-03-14
DE2343762A1 (en) 1974-03-07

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Legal Events

Date Code Title Description
BV The patent application has lapsed