CA1031074A - Well surveying apparatus - Google Patents

Well surveying apparatus

Info

Publication number
CA1031074A
CA1031074A CA216,028A CA216028A CA1031074A CA 1031074 A CA1031074 A CA 1031074A CA 216028 A CA216028 A CA 216028A CA 1031074 A CA1031074 A CA 1031074A
Authority
CA
Canada
Prior art keywords
surveying apparatus
well surveying
well
surveying
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
CA216,028A
Other languages
French (fr)
Other versions
CA216028S (en
Inventor
Carroll E. Isham
Robert E. Elas
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.)
Scientific Drilling International Inc
Original Assignee
Scientific Drilling International Inc
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 by Scientific Drilling International Inc filed Critical Scientific Drilling International Inc
Priority to CA216,028A priority Critical patent/CA1031074A/en
Priority to CA278,967A priority patent/CA1039406A/en
Application granted granted Critical
Publication of CA1031074A publication Critical patent/CA1031074A/en
Expired legal-status Critical Current

Links

CA216,028A 1974-12-12 1974-12-12 Well surveying apparatus Expired CA1031074A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA216,028A CA1031074A (en) 1974-12-12 1974-12-12 Well surveying apparatus
CA278,967A CA1039406A (en) 1974-12-12 1977-05-24 Well surveying apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA216,028A CA1031074A (en) 1974-12-12 1974-12-12 Well surveying apparatus

Publications (1)

Publication Number Publication Date
CA1031074A true CA1031074A (en) 1978-05-09

Family

ID=4101854

Family Applications (2)

Application Number Title Priority Date Filing Date
CA216,028A Expired CA1031074A (en) 1974-12-12 1974-12-12 Well surveying apparatus
CA278,967A Expired CA1039406A (en) 1974-12-12 1977-05-24 Well surveying apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA278,967A Expired CA1039406A (en) 1974-12-12 1977-05-24 Well surveying apparatus

Country Status (1)

Country Link
CA (2) CA1031074A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5068645A (en) * 1987-10-14 1991-11-26 Wang Laboratories, Inc. Computer input device using an orientation sensor
US5363120A (en) * 1987-10-14 1994-11-08 Wang Laboratories, Inc. Computer input device using orientation sensor

Also Published As

Publication number Publication date
CA1039406A (en) 1978-09-26

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