BE616124A - Improvements relating to the testing of cigarette filters. - Google Patents

Improvements relating to the testing of cigarette filters.

Info

Publication number
BE616124A
BE616124A BE616124A BE616124A BE616124A BE 616124 A BE616124 A BE 616124A BE 616124 A BE616124 A BE 616124A BE 616124 A BE616124 A BE 616124A BE 616124 A BE616124 A BE 616124A
Authority
BE
Belgium
Prior art keywords
testing
improvements relating
cigarette filters
cigarette
filters
Prior art date
Application number
BE616124A
Other languages
French (fr)
Original Assignee
British American Tobacco Co
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 British American Tobacco Co filed Critical British American Tobacco Co
Publication of BE616124A publication Critical patent/BE616124A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/34—Indicator and controllers
BE616124A 1961-04-07 1962-04-06 Improvements relating to the testing of cigarette filters. BE616124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12642/61A GB937426A (en) 1961-04-07 1961-04-07 Improvements relating to the testing of cigarette filters

Publications (1)

Publication Number Publication Date
BE616124A true BE616124A (en) 1962-07-31

Family

ID=10008458

Family Applications (1)

Application Number Title Priority Date Filing Date
BE616124A BE616124A (en) 1961-04-07 1962-04-06 Improvements relating to the testing of cigarette filters.

Country Status (9)

Country Link
US (1) US3204449A (en)
BE (1) BE616124A (en)
CH (1) CH379158A (en)
CY (1) CY298A (en)
ES (1) ES276221A1 (en)
GB (1) GB937426A (en)
LU (1) LU41456A1 (en)
MY (1) MY6500013A (en)
NL (1) NL276892A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258117A (en) * 1963-08-27 1966-06-28 Brown & Williamson Tobacco Automatic means for testing and assorting cigarettes according to porosity
US3544218A (en) * 1967-06-05 1970-12-01 M & T Chemicals Inc Apparatus for testing smoke from a specimen of material
US4596134A (en) * 1985-06-03 1986-06-24 Eastman Kodak Company Method and apparatus for simulating smoking through cigarette filter tips to determine percentage of collapse
US4980571A (en) * 1989-09-22 1990-12-25 Philip Morris Incorporated Methods and apparatus for measuring sidestream smoke
US5335067A (en) * 1992-09-29 1994-08-02 The United States Of America As Represented By The United States Department Of Energy Spectrophotometric probe
CA2446710C (en) * 2001-06-07 2008-08-05 British American Tobacco (Investments) Limited Cigarette monitoring
GB0227715D0 (en) * 2002-11-28 2003-01-08 British American Tobacco Co Smoking behaviour analyser
EP2151679B1 (en) * 2008-08-04 2022-01-05 Aerosol d.o.o. Apparatus and method for measuring constituents of interest in a sample
US9671324B2 (en) 2014-04-24 2017-06-06 Aerosol D.O.O. Method and apparatus to compensate analytical devices that collect constituents of interest on a filter for the effect of filter loading
CN104155391B (en) * 2014-08-15 2016-06-15 福建中烟工业有限责任公司 The extraction and purification methods of different shape selenium in a kind of tobacco
US10151678B2 (en) * 2014-11-25 2018-12-11 Halliburton Energy Services, Inc. Evaluating solid particle separation in wellbore fluids
US9903784B2 (en) 2015-07-01 2018-02-27 R.J. Reynolds Tobacco Company Testing stand with thumping assembly
CN108333292A (en) * 2018-02-05 2018-07-27 江苏中烟工业有限责任公司 The devices and methods therefor of internal change in pressure drop during a kind of the real time measure cigarette burning
KR20230034286A (en) * 2020-07-02 2023-03-09 필립모리스 프로덕츠 에스.에이. Test Chamber Apparatus for Evaluating Filter Media

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2072872A (en) * 1933-10-31 1937-03-09 Finkelstein Leo Apparatus for testing filters
US2228216A (en) * 1939-01-06 1941-01-07 Power Patents Co Apparatus for testing cigarettes and the like
US2521079A (en) * 1948-05-03 1950-09-05 Phillips Petroleum Co Apparatus for determining the permeability of cores
US2790253A (en) * 1953-07-30 1957-04-30 Cambridge Filter Corp Filter demonstration device
US2819608A (en) * 1953-11-27 1958-01-14 Bendix Aviat Corp Filter testing
US2857756A (en) * 1954-08-09 1958-10-28 George Evans Corp Method of and apparatus for mixing fibrous material and powdered material
GB918525A (en) * 1958-04-29 1963-02-13 Hartridge Ltd Leslie Improvements in and relating to smokemeters
US3115767A (en) * 1960-05-20 1963-12-31 Philip Morris Inc Apparatus for testing the fluid flow characteristics of pervious objects

Also Published As

Publication number Publication date
GB937426A (en) 1963-09-18
ES276221A1 (en) 1962-07-16
MY6500013A (en) 1965-12-31
US3204449A (en) 1965-09-07
NL276892A (en)
LU41456A1 (en) 1962-05-28
CY298A (en) 1964-10-17
CH379158A (en) 1964-06-30

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