CA1017141A - Determination of distance travelled by pipeline inspection apparatus - Google Patents

Determination of distance travelled by pipeline inspection apparatus

Info

Publication number
CA1017141A
CA1017141A CA189,521A CA189521A CA1017141A CA 1017141 A CA1017141 A CA 1017141A CA 189521 A CA189521 A CA 189521A CA 1017141 A CA1017141 A CA 1017141A
Authority
CA
Canada
Prior art keywords
determination
inspection apparatus
distance travelled
pipeline inspection
pipeline
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
CA189,521A
Other versions
CA189521S (en
Inventor
Arnoldus J. Van Riemsdijk
Waldo Van Den Berg
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 Canada Ltd
Original Assignee
Shell Canada Ltd
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 Shell Canada Ltd filed Critical Shell Canada Ltd
Priority to CA189,521A priority Critical patent/CA1017141A/en
Application granted granted Critical
Publication of CA1017141A publication Critical patent/CA1017141A/en
Expired legal-status Critical Current

Links

CA189,521A 1974-01-07 1974-01-07 Determination of distance travelled by pipeline inspection apparatus Expired CA1017141A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA189,521A CA1017141A (en) 1974-01-07 1974-01-07 Determination of distance travelled by pipeline inspection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA189,521A CA1017141A (en) 1974-01-07 1974-01-07 Determination of distance travelled by pipeline inspection apparatus

Publications (1)

Publication Number Publication Date
CA1017141A true CA1017141A (en) 1977-09-13

Family

ID=4098857

Family Applications (1)

Application Number Title Priority Date Filing Date
CA189,521A Expired CA1017141A (en) 1974-01-07 1974-01-07 Determination of distance travelled by pipeline inspection apparatus

Country Status (1)

Country Link
CA (1) CA1017141A (en)

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