FR915332A - Improvement in purifying cartridges for respiratory devices - Google Patents

Improvement in purifying cartridges for respiratory devices

Info

Publication number: FR915332A
Authority: FR; France
Prior art keywords: improvement; respiratory devices; purifying cartridges; cartridges; purifying
Prior art date: 1945-05-08
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

Other languages

Inventor

Armand-Jacques-Julie Poelman

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.)

1945-05-08

Filing date

1945-05-08

Publication date

1946-11-04

1945-05-08 Application filed filed Critical

1946-11-04 Application granted granted Critical

1946-11-04 Publication of FR915332A publication Critical patent/FR915332A/en

Status Expired legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes

Landscapes

Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)

FR915332D 1945-05-08 1945-05-08 Improvement in purifying cartridges for respiratory devices Expired FR915332A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR915332T		1945-05-08

Publications (1)

Publication Number	Publication Date
FR915332A true FR915332A (en)	1946-11-04

Family

ID=9422788

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR915332D Expired FR915332A (en)	1945-05-08	1945-05-08	Improvement in purifying cartridges for respiratory devices

Country Status (1)

Country	Link
FR (1)	FR915332A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1182528B (en) *	1961-01-11	1964-11-26	Draegerwerk Ag	HEPA filter for respiratory protection devices
US3423909A (en) *	1967-09-28	1969-01-28	Novo Ind Corp	Air cleaner with improved filter element assembly
EP0159698A2 (en) *	1984-04-27	1985-10-30	Pall Corporation	Gas mask canister

1945
- 1945-05-08 FR FR915332D patent/FR915332A/en not_active Expired

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1182528B (en) *	1961-01-11	1964-11-26	Draegerwerk Ag	HEPA filter for respiratory protection devices
US3423909A (en) *	1967-09-28	1969-01-28	Novo Ind Corp	Air cleaner with improved filter element assembly
EP0159698A2 (en) *	1984-04-27	1985-10-30	Pall Corporation	Gas mask canister
EP0159698A3 (en) *	1984-04-27	1987-01-07	Pall Corporation	Gas mask canister

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