AU487436B2 - Arrangement for muffling the exhaust ofa pneumatic rock drilling machine - Google Patents

Arrangement for muffling the exhaust ofa pneumatic rock drilling machine

Info

Publication number
AU487436B2
AU487436B2 AU76357/74A AU7635774A AU487436B2 AU 487436 B2 AU487436 B2 AU 487436B2 AU 76357/74 A AU76357/74 A AU 76357/74A AU 7635774 A AU7635774 A AU 7635774A AU 487436 B2 AU487436 B2 AU 487436B2
Authority
AU
Australia
Prior art keywords
muffling
exhaust
arrangement
drilling machine
rock 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
AU76357/74A
Other versions
AU7635774A (en
Inventor
Ivan Ekstrom; Karl-Evert Johansson Glista
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.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 SE7317439A external-priority patent/SE394261B/en
Application filed by Atlas Copco AB filed Critical Atlas Copco AB
Application granted granted Critical
Publication of AU7635774A publication Critical patent/AU7635774A/en
Publication of AU487436B2 publication Critical patent/AU487436B2/en
Expired legal-status Critical Current

Links

AU76357/74A 1973-12-27 1974-12-12 Arrangement for muffling the exhaust ofa pneumatic rock drilling machine Expired AU487436B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7317439A SE394261B (en) 1973-12-27 1973-12-27 SOUND DAMAGE DEVICE FOR MOUNTAIN DRILLS AND MOUNTAIN DRILLING MACHINE WITH SUCH DEVICE
SESE7317439- 1973-12-27

Publications (2)

Publication Number Publication Date
AU7635774A AU7635774A (en) 1976-06-17
AU487436B2 true AU487436B2 (en) 1976-06-17

Family

ID=

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