CA644135A - Zigzag filter element and method of making it - Google Patents

Zigzag filter element and method of making it

Info

Publication number
CA644135A
CA644135A CA644135A CA644135DA CA644135A CA 644135 A CA644135 A CA 644135A CA 644135 A CA644135 A CA 644135A CA 644135D A CA644135D A CA 644135DA CA 644135 A CA644135 A CA 644135A
Authority
CA
Canada
Prior art keywords
making
filter element
zigzag filter
zigzag
filter
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
CA644135A
Inventor
J. Summers James
A. Bub Robert
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.)
MSA Safety Inc
Original Assignee
Mine Safety Appliances Co
Publication date
Application granted granted Critical
Publication of CA644135A publication Critical patent/CA644135A/en
Expired legal-status Critical Current

Links

CA644135A Zigzag filter element and method of making it Expired CA644135A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA644135T

Publications (1)

Publication Number Publication Date
CA644135A true CA644135A (en) 1962-07-03

Family

ID=35932793

Family Applications (1)

Application Number Title Priority Date Filing Date
CA644135A Expired CA644135A (en) Zigzag filter element and method of making it

Country Status (1)

Country Link
CA (1) CA644135A (en)

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