CA491958A - Filtres pour sable - Google Patents

Filtres pour sable

Info

Publication number
CA491958A
CA491958A CA491958A CA491958DA CA491958A CA 491958 A CA491958 A CA 491958A CA 491958 A CA491958 A CA 491958A CA 491958D A CA491958D A CA 491958DA CA 491958 A CA491958 A CA 491958A
Authority
CA
Canada
Prior art keywords
sand filters
sand
filters
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
CA491958A
Other languages
English (en)
Inventor
L. Ellila Karl
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA491958A publication Critical patent/CA491958A/fr
Expired legal-status Critical Current

Links

CA491958A Filtres pour sable Expired CA491958A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA491958T

Publications (1)

Publication Number Publication Date
CA491958A true CA491958A (fr) 1953-04-14

Family

ID=35631704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA491958A Expired CA491958A (fr) Filtres pour sable

Country Status (1)

Country Link
CA (1) CA491958A (fr)

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