CA699989A - Wellhead apparatus - Google Patents

Wellhead apparatus

Info

Publication number
CA699989A
CA699989A CA699989A CA699989DA CA699989A CA 699989 A CA699989 A CA 699989A CA 699989 A CA699989 A CA 699989A CA 699989D A CA699989D A CA 699989DA CA 699989 A CA699989 A CA 699989A
Authority
CA
Canada
Prior art keywords
wellhead apparatus
wellhead
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
CA699989A
Inventor
W. Foster Kenneth
A. Haeber John
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.)
Shell USA Inc
Original Assignee
John A Haeber
Kenneth W Foster
Shell Oil Co
Publication date
Application granted granted Critical
Publication of CA699989A publication Critical patent/CA699989A/en
Expired legal-status Critical Current

Links

CA699989A Wellhead apparatus Expired CA699989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA699989T

Publications (1)

Publication Number Publication Date
CA699989A true CA699989A (en) 1964-12-15

Family

ID=36010258

Family Applications (1)

Application Number Title Priority Date Filing Date
CA699989A Expired CA699989A (en) Wellhead apparatus

Country Status (1)

Country Link
CA (1) CA699989A (en)

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