NL182346C - DEVICE FOR EXTERNALLY CHECKING FOR PIPE PARTS FOR LEAK. - Google Patents

DEVICE FOR EXTERNALLY CHECKING FOR PIPE PARTS FOR LEAK.

Info

Publication number
NL182346C
NL182346C NLAANVRAGE7505334,A NL7505334A NL182346C NL 182346 C NL182346 C NL 182346C NL 7505334 A NL7505334 A NL 7505334A NL 182346 C NL182346 C NL 182346C
Authority
NL
Netherlands
Prior art keywords
leak
pipe parts
externally checking
externally
checking
Prior art date
Application number
NLAANVRAGE7505334,A
Other languages
Dutch (nl)
Other versions
NL7505334A (en
Original Assignee
Malvern Miles Hasha
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27041931&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NL182346(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US05/506,547 external-priority patent/US4132111A/en
Application filed by Malvern Miles Hasha filed Critical Malvern Miles Hasha
Publication of NL7505334A publication Critical patent/NL7505334A/en
Application granted granted Critical
Publication of NL182346C publication Critical patent/NL182346C/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2853—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipe joints or seals
    • G01M3/2861—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipe joints or seals for pipe sections by testing its exterior surface
NLAANVRAGE7505334,A 1974-05-06 1975-05-06 DEVICE FOR EXTERNALLY CHECKING FOR PIPE PARTS FOR LEAK. NL182346C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46713374A 1974-05-06 1974-05-06
US05/506,547 US4132111A (en) 1974-05-06 1974-09-16 Leak testing method and apparatus for tubular members packer means therefor

Publications (2)

Publication Number Publication Date
NL7505334A NL7505334A (en) 1975-11-10
NL182346C true NL182346C (en) 1988-02-16

Family

ID=27041931

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7505334,A NL182346C (en) 1974-05-06 1975-05-06 DEVICE FOR EXTERNALLY CHECKING FOR PIPE PARTS FOR LEAK.
NL8702440A NL8702440A (en) 1974-05-06 1987-10-13 METHOD AND APPARATUS FOR TIGHTNESS CHECKING PIPE CONNECTIONS

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL8702440A NL8702440A (en) 1974-05-06 1987-10-13 METHOD AND APPARATUS FOR TIGHTNESS CHECKING PIPE CONNECTIONS

Country Status (5)

Country Link
DE (1) DE2519915A1 (en)
FR (1) FR2270573B1 (en)
GB (1) GB1509382A (en)
NL (2) NL182346C (en)
NO (1) NO144278C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3029180A1 (en) * 1980-08-01 1982-03-04 Estel Hoesch Werke Ag, 4600 Dortmund METHOD AND DEVICE FOR TESTING OIL FIELD TUBES
IT1198212B (en) * 1985-12-02 1988-12-21 Carrier Corp METHOD AND APPARATUS TO MEASURE THE SIZE OF THE PORES FOR THE MANUFACTURE OF WORKED PIPES
DE3933873A1 (en) * 1989-10-11 1991-05-08 Muecher Hermann Gmbh Testing arrangement for supervising sealing of pipe joints - uses pressure measurer in cavity between inner and outer seals
GB2237393A (en) * 1989-10-20 1991-05-01 Marconi Co Ltd Pressure-testing apparatus
CN108386184B (en) * 2018-04-25 2023-06-02 中国石油大学(北京) Horizontal well borehole collapse pressure testing device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2587192A (en) * 1948-07-06 1952-02-26 Meyer Herman Leakage tester for threaded pipe couplings
US2761311A (en) * 1954-02-23 1956-09-04 Malcolm C Baker Pipe collar tester
US3034339A (en) * 1957-10-17 1962-05-15 Paul P Flusche Tool for detecting pipe leaks

Also Published As

Publication number Publication date
DE2519915A1 (en) 1975-11-20
NL7505334A (en) 1975-11-10
FR2270573A1 (en) 1975-12-05
NL8702440A (en) 1988-02-01
DE2519915C2 (en) 1988-02-25
FR2270573B1 (en) 1980-05-16
NO144278C (en) 1981-07-29
GB1509382A (en) 1978-05-04
NO751592L (en) 1975-11-07
NO144278B (en) 1981-04-21

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee