CA928338A - Method and apparatus for underwater mining - Google Patents

Method and apparatus for underwater mining

Info

Publication number
CA928338A
CA928338A CA155277A CA155277A CA928338A CA 928338 A CA928338 A CA 928338A CA 155277 A CA155277 A CA 155277A CA 155277 A CA155277 A CA 155277A CA 928338 A CA928338 A CA 928338A
Authority
CA
Canada
Prior art keywords
underwater mining
underwater
mining
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
CA155277A
Other versions
CA155277S (en
Inventor
D. Birrell Norman
Joseph D. Deal, Jr.
E. Graham Alfred
A. Himes William
L. Hirshman Ira
E. Oresko Nicholas
E. Spencer Luther
John L. Stevens, Jr.
M. Donaldson Robert
L. Jones Archer
E. Flipse John
L. Mero John
S. Todd Frederick
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.)
Newport News Shipbuilding and Dry Dock Co
Original Assignee
Frederick S Todd
Ira L Hirshman
John E Flipse
Nicholas E Oresko
Norman D Birrell
William A Himes
Newport News Shipbuilding and Dry Dock 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
Application filed by Frederick S Todd, Ira L Hirshman, John E Flipse, Nicholas E Oresko, Norman D Birrell, William A Himes, Newport News Shipbuilding and Dry Dock Co filed Critical Frederick S Todd
Priority to CA155277A priority Critical patent/CA928338A/en
Application granted granted Critical
Publication of CA928338A publication Critical patent/CA928338A/en
Expired legal-status Critical Current

Links

CA155277A 1970-02-27 1972-10-31 Method and apparatus for underwater mining Expired CA928338A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA155277A CA928338A (en) 1970-02-27 1972-10-31 Method and apparatus for underwater mining

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA076107A CA928337A (en) 1970-02-27 1970-02-27 Method and apparatus for underwater mining
CA155277A CA928338A (en) 1970-02-27 1972-10-31 Method and apparatus for underwater mining

Publications (1)

Publication Number Publication Date
CA928338A true CA928338A (en) 1973-06-12

Family

ID=4086402

Family Applications (2)

Application Number Title Priority Date Filing Date
CA076107A Expired CA928337A (en) 1970-02-27 1970-02-27 Method and apparatus for underwater mining
CA155277A Expired CA928338A (en) 1970-02-27 1972-10-31 Method and apparatus for underwater mining

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA076107A Expired CA928337A (en) 1970-02-27 1970-02-27 Method and apparatus for underwater mining

Country Status (1)

Country Link
CA (2) CA928337A (en)

Also Published As

Publication number Publication date
CA928337A (en) 1973-06-12

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