GB2220360B - Improvements in or relating to a method of testing - Google Patents

Improvements in or relating to a method of testing

Info

Publication number
GB2220360B
GB2220360B GB8814294A GB8814294A GB2220360B GB 2220360 B GB2220360 B GB 2220360B GB 8814294 A GB8814294 A GB 8814294A GB 8814294 A GB8814294 A GB 8814294A GB 2220360 B GB2220360 B GB 2220360B
Authority
GB
United Kingdom
Prior art keywords
relating
testing
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 - Lifetime
Application number
GB8814294A
Other versions
GB2220360A (en
GB8814294D0 (en
Inventor
Robin Middlemass Howie
Keith William Sinclair
John Delwyn Evans
Thomas Blackwood
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.)
INST OF OCCUPATIONAL MEDICINE
Coal Industry Patents Ltd
Original Assignee
INST OF OCCUPATIONAL MEDICINE
Coal Industry Patents Ltd
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 INST OF OCCUPATIONAL MEDICINE, Coal Industry Patents Ltd filed Critical INST OF OCCUPATIONAL MEDICINE
Priority to GB8814294A priority Critical patent/GB2220360B/en
Publication of GB8814294D0 publication Critical patent/GB8814294D0/en
Publication of GB2220360A publication Critical patent/GB2220360A/en
Application granted granted Critical
Publication of GB2220360B publication Critical patent/GB2220360B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B27/00—Methods or devices for testing respiratory or breathing apparatus for high altitudes
GB8814294A 1988-06-16 1988-06-16 Improvements in or relating to a method of testing Expired - Lifetime GB2220360B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8814294A GB2220360B (en) 1988-06-16 1988-06-16 Improvements in or relating to a method of testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8814294A GB2220360B (en) 1988-06-16 1988-06-16 Improvements in or relating to a method of testing

Publications (3)

Publication Number Publication Date
GB8814294D0 GB8814294D0 (en) 1988-07-20
GB2220360A GB2220360A (en) 1990-01-10
GB2220360B true GB2220360B (en) 1992-01-08

Family

ID=10638782

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8814294A Expired - Lifetime GB2220360B (en) 1988-06-16 1988-06-16 Improvements in or relating to a method of testing

Country Status (1)

Country Link
GB (1) GB2220360B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2443460C2 (en) * 2009-11-02 2012-02-27 Федеральное государственное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации Method of determining air flow rate in passing through filtration-absorption packages incorporated with individual respiratory protection means by manometer method

Also Published As

Publication number Publication date
GB2220360A (en) 1990-01-10
GB8814294D0 (en) 1988-07-20

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920616