CA954503A - Cryogenic drilling method - Google Patents

Cryogenic drilling method

Info

Publication number
CA954503A
CA954503A CA119,850A CA119850A CA954503A CA 954503 A CA954503 A CA 954503A CA 119850 A CA119850 A CA 119850A CA 954503 A CA954503 A CA 954503A
Authority
CA
Canada
Prior art keywords
drilling method
cryogenic
cryogenic drilling
drilling
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
CA119,850A
Other versions
CA119850S (en
Inventor
James Q. Maguire
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA119,850A priority Critical patent/CA954503A/en
Application granted granted Critical
Publication of CA954503A publication Critical patent/CA954503A/en
Expired legal-status Critical Current

Links

CA119,850A 1971-08-05 1971-08-05 Cryogenic drilling method Expired CA954503A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA119,850A CA954503A (en) 1971-08-05 1971-08-05 Cryogenic drilling method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA119,850A CA954503A (en) 1971-08-05 1971-08-05 Cryogenic drilling method

Publications (1)

Publication Number Publication Date
CA954503A true CA954503A (en) 1974-09-10

Family

ID=4090515

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119,850A Expired CA954503A (en) 1971-08-05 1971-08-05 Cryogenic drilling method

Country Status (1)

Country Link
CA (1) CA954503A (en)

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