CA392375A - Fermeture pour haute pression - Google Patents

Fermeture pour haute pression

Info

Publication number
CA392375A
CA392375A CA392375A CA392375DA CA392375A CA 392375 A CA392375 A CA 392375A CA 392375 A CA392375 A CA 392375A CA 392375D A CA392375D A CA 392375DA CA 392375 A CA392375 A CA 392375A
Authority
CA
Canada
Prior art keywords
high pressure
pressure closure
closure
pressure
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
CA392375A
Other languages
English (en)
Inventor
L. Kothny Gottdank
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.)
Sperry Sun Well Surveying Co
Original Assignee
Sperry Sun Well Surveying Co
Publication date
Application granted granted Critical
Publication of CA392375A publication Critical patent/CA392375A/fr
Expired legal-status Critical Current

Links

CA392375A Fermeture pour haute pression Expired CA392375A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA392375T

Publications (1)

Publication Number Publication Date
CA392375A true CA392375A (fr) 1940-11-05

Family

ID=35399898

Family Applications (1)

Application Number Title Priority Date Filing Date
CA392375A Expired CA392375A (fr) Fermeture pour haute pression

Country Status (1)

Country Link
CA (1) CA392375A (fr)

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