AU496149B2 - Underwater gas discharge hammer with gas reservoir - Google Patents

Underwater gas discharge hammer with gas reservoir

Info

Publication number
AU496149B2
AU496149B2 AU28187/77A AU2818777A AU496149B2 AU 496149 B2 AU496149 B2 AU 496149B2 AU 28187/77 A AU28187/77 A AU 28187/77A AU 2818777 A AU2818777 A AU 2818777A AU 496149 B2 AU496149 B2 AU 496149B2
Authority
AU
Australia
Prior art keywords
gas
underwater
reservoir
discharge hammer
gas discharge
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
AU28187/77A
Other versions
AU2818777A (en
Inventor
Lee Adair Harold
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.)
Raymond International Inc
Original Assignee
Raymond 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
Priority claimed from US05/745,637 external-priority patent/US4060139A/en
Application filed by Raymond International Inc filed Critical Raymond International Inc
Application granted granted Critical
Publication of AU2818777A publication Critical patent/AU2818777A/en
Publication of AU496149B2 publication Critical patent/AU496149B2/en
Expired legal-status Critical Current

Links

AU28187/77A 1976-11-29 1977-08-24 Underwater gas discharge hammer with gas reservoir Expired AU496149B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS745,637 1976-11-29
US05/745,637 US4060139A (en) 1976-11-29 1976-11-29 Underwater gas discharge hammer with gas reservoir

Publications (2)

Publication Number Publication Date
AU2818777A AU2818777A (en) 1978-09-28
AU496149B2 true AU496149B2 (en) 1978-09-28

Family

ID=

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