CA1024341A - Methode de reduction des rocs autoporteurs - Google Patents

Methode de reduction des rocs autoporteurs

Info

Publication number
CA1024341A
CA1024341A CA241,426A CA241426A CA1024341A CA 1024341 A CA1024341 A CA 1024341A CA 241426 A CA241426 A CA 241426A CA 1024341 A CA1024341 A CA 1024341A
Authority
CA
Canada
Prior art keywords
breaking free
boulders
standing
standing rock
rock boulders
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
CA241,426A
Other languages
English (en)
Other versions
CA241426S (en
Inventor
Charles S. Godfrey
John D. Watson
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.)
Physics International Co
Original Assignee
Physics International Co
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
Priority claimed from US05/531,730 external-priority patent/US3963275A/en
Application filed by Physics International Co filed Critical Physics International Co
Application granted granted Critical
Publication of CA1024341A publication Critical patent/CA1024341A/fr
Expired legal-status Critical Current

Links

CA241,426A 1974-12-11 1975-12-10 Methode de reduction des rocs autoporteurs Expired CA1024341A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/531,730 US3963275A (en) 1973-02-05 1974-12-11 Method of breaking free-standing rock boulders

Publications (1)

Publication Number Publication Date
CA1024341A true CA1024341A (fr) 1978-01-17

Family

ID=24118816

Family Applications (1)

Application Number Title Priority Date Filing Date
CA241,426A Expired CA1024341A (fr) 1974-12-11 1975-12-10 Methode de reduction des rocs autoporteurs

Country Status (1)

Country Link
CA (1) CA1024341A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19950117