CA553604A - Appareil d'epuration - Google Patents

Appareil d'epuration

Info

Publication number
CA553604A
CA553604A CA553604A CA553604DA CA553604A CA 553604 A CA553604 A CA 553604A CA 553604 A CA553604 A CA 553604A CA 553604D A CA553604D A CA 553604DA CA 553604 A CA553604 A CA 553604A
Authority
CA
Canada
Prior art keywords
air filtering
filtering apparatus
air
filtering
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
CA553604A
Other languages
English (en)
Inventor
E. Brochetti Raymond
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 CA553604A publication Critical patent/CA553604A/fr
Expired legal-status Critical Current

Links

CA553604A Appareil d'epuration Expired CA553604A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA553604T

Publications (1)

Publication Number Publication Date
CA553604A true CA553604A (fr) 1958-02-25

Family

ID=35715008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA553604A Expired CA553604A (fr) Appareil d'epuration

Country Status (1)

Country Link
CA (1) CA553604A (fr)

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