ES144321A3 - A system for signaling the exhaustion of gas filters and scrubbers. - Google Patents

A system for signaling the exhaustion of gas filters and scrubbers.

Info

Publication number
ES144321A3
ES144321A3 ES144321A ES144321A ES144321A3 ES 144321 A3 ES144321 A3 ES 144321A3 ES 144321 A ES144321 A ES 144321A ES 144321 A ES144321 A ES 144321A ES 144321 A3 ES144321 A3 ES 144321A3
Authority
ES
Spain
Prior art keywords
scrubbers
exhaustion
signaling
gas filters
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
ES144321A
Other languages
Spanish (es)
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.)
Comercial Pirelli SA
Productos Pirelli SA
Original Assignee
Comercial Pirelli SA
Productos Pirelli SA
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 Comercial Pirelli SA, Productos Pirelli SA filed Critical Comercial Pirelli SA
Priority to ES144321A priority Critical patent/ES144321A3/en
Publication of ES144321A3 publication Critical patent/ES144321A3/en
Expired legal-status Critical Current

Links

ES144321A 1939-09-30 1939-09-30 A system for signaling the exhaustion of gas filters and scrubbers. Expired ES144321A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES144321A ES144321A3 (en) 1939-09-30 1939-09-30 A system for signaling the exhaustion of gas filters and scrubbers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES144321A ES144321A3 (en) 1939-09-30 1939-09-30 A system for signaling the exhaustion of gas filters and scrubbers.

Publications (1)

Publication Number Publication Date
ES144321A3 true ES144321A3 (en) 1939-11-01

Family

ID=69401764

Family Applications (1)

Application Number Title Priority Date Filing Date
ES144321A Expired ES144321A3 (en) 1939-09-30 1939-09-30 A system for signaling the exhaustion of gas filters and scrubbers.

Country Status (1)

Country Link
ES (1) ES144321A3 (en)

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