CA968783A - Muffling of mining machines - Google Patents

Muffling of mining machines

Info

Publication number
CA968783A
CA968783A CA133,225A CA133225A CA968783A CA 968783 A CA968783 A CA 968783A CA 133225 A CA133225 A CA 133225A CA 968783 A CA968783 A CA 968783A
Authority
CA
Canada
Prior art keywords
muffling
mining machines
mining
machines
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
CA133,225A
Other versions
CA133225S (en
Inventor
Trevor E. Wallace
Roy M.F. Seawright
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.)
STEEL ENGINEERING Co Ltd (THE)
Original Assignee
STEEL ENGINEERING Co Ltd (THE)
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 STEEL ENGINEERING Co Ltd (THE) filed Critical STEEL ENGINEERING Co Ltd (THE)
Application granted granted Critical
Publication of CA968783A publication Critical patent/CA968783A/en
Expired legal-status Critical Current

Links

CA133,225A 1971-01-27 1972-01-26 Muffling of mining machines Expired CA968783A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA710536A ZA71536B (en) 1971-01-27 1971-01-27 Improvements in or relating to the muffling of mining machines

Publications (1)

Publication Number Publication Date
CA968783A true CA968783A (en) 1975-06-03

Family

ID=25562978

Family Applications (1)

Application Number Title Priority Date Filing Date
CA133,225A Expired CA968783A (en) 1971-01-27 1972-01-26 Muffling of mining machines

Country Status (3)

Country Link
AU (1) AU3811672A (en)
CA (1) CA968783A (en)
ZA (1) ZA71536B (en)

Also Published As

Publication number Publication date
AU3811672A (en) 1973-07-26
ZA71536B (en) 1972-07-26

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