ZA986071B - Airborne contaminant indicator. - Google Patents

Airborne contaminant indicator.

Info

Publication number
ZA986071B
ZA986071B ZA9806071A ZA986071A ZA986071B ZA 986071 B ZA986071 B ZA 986071B ZA 9806071 A ZA9806071 A ZA 9806071A ZA 986071 A ZA986071 A ZA 986071A ZA 986071 B ZA986071 B ZA 986071B
Authority
ZA
South Africa
Prior art keywords
airborne contaminant
contaminant indicator
indicator
airborne
contaminant
Prior art date
Application number
ZA9806071A
Other languages
English (en)
Inventor
Andrew J Dallas
Kristine M Graham
Timothy H Grafe
Original Assignee
Donaldson Co Inc
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 Donaldson Co Inc filed Critical Donaldson Co Inc
Publication of ZA986071B publication Critical patent/ZA986071B/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0454Controlling adsorption
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/15Inorganic acid or base [e.g., hcl, sulfuric acid, etc. ]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/17Nitrogen containing
    • Y10T436/173845Amine and quaternary ammonium
    • Y10T436/175383Ammonia
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/25Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/25875Gaseous sample or with change of physical state

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
ZA9806071A 1997-07-11 1998-07-09 Airborne contaminant indicator. ZA986071B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/893,876 US5976467A (en) 1997-07-11 1997-07-11 Airborne contaminant indicator

Publications (1)

Publication Number Publication Date
ZA986071B true ZA986071B (en) 2000-01-10

Family

ID=25402279

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9806071A ZA986071B (en) 1997-07-11 1998-07-09 Airborne contaminant indicator.

Country Status (9)

Country Link
US (1) US5976467A (xx)
EP (1) EP1000351A1 (xx)
JP (1) JP2001509602A (xx)
KR (1) KR20010021757A (xx)
AU (1) AU8287698A (xx)
CA (1) CA2294253A1 (xx)
IL (1) IL133903A0 (xx)
WO (1) WO1999002986A1 (xx)
ZA (1) ZA986071B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998022794A1 (fr) * 1996-11-19 1998-05-28 Obayashi Corporation Dispositif servant a recueillir un gaz
US6187596B1 (en) * 1997-07-11 2001-02-13 Donaldson Company, Inc. Airborne contaminant indicator
US6391262B1 (en) * 1999-08-16 2002-05-21 William F. Brinton Test kit for measuring volatile ammonia in biological sample
US8849716B1 (en) 2001-04-20 2014-09-30 Jpmorgan Chase Bank, N.A. System and method for preventing identity theft or misuse by restricting access
EP1954391A2 (en) * 2005-10-14 2008-08-13 Purafil, Inc. Adsorbent composition with reactive indicator
US7744684B2 (en) * 2006-04-26 2010-06-29 Chromatography Research Supplies, Inc. High capacity gas filter system with indicator
EP2100637B1 (en) * 2008-03-14 2012-07-11 Covidien AG Respiratory apparatus with a bioburden indicator
PL2622322T3 (pl) * 2010-10-01 2018-09-28 3M Innovative Properties Company Sposób korelowania urządzenia monitorującego z końcem żywotności wkładu filtra
US10278617B1 (en) * 2013-03-15 2019-05-07 Invoy Holdings, Llc Method and apparatus for sensing ammonia in breath
KR20170034447A (ko) 2013-12-17 2017-03-28 쓰리엠 이노베이티브 프로퍼티즈 컴파니 공기질 표시기
CA2928138A1 (en) 2015-11-10 2017-05-10 3M Innovative Properties Company Air filter use indicators
JP6720911B2 (ja) * 2017-03-30 2020-07-08 日東紡績株式会社 機能性繊維の評価装置
KR20220035596A (ko) * 2020-09-14 2022-03-22 (재)예수병원유지재단 식별 명찰

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025142A (en) * 1959-10-30 1962-03-13 Dale D Williams Method and means of detecting ammonia and amine vapor
US3350175A (en) * 1963-07-02 1967-10-31 Mine Safety Appliances Co Colorimetric indicator device for the determination of gases
CH448259A (de) * 1966-10-10 1967-12-15 Bbc Brown Boveri & Cie Elektrischer Apparat mit einer gasförmigen, mindestens teilweise aus Schwefelhexafluorid bestehenden Füllung
US3528780A (en) * 1968-04-05 1970-09-15 Us Air Force Visual ammonia detector
DE2855648C2 (de) * 1978-12-22 1981-04-30 Drägerwerk AG, 2400 Lübeck Prüfröhrchen zur Messung von Natriumhydroxid und/oder Calciumoxid-Aerosolen
US4471186A (en) * 1980-06-12 1984-09-11 Mitsubishi Denki Kabushiki Kaisha Abnormal condition detector of electric apparatus
CA1157355A (en) * 1980-06-26 1983-11-22 Michael V. Sefton Continuous monitor of the exposure to industrial gases and vapour contaminants
US4530706A (en) * 1981-10-19 1985-07-23 American Optical Corporation Respirator cartridge end-of-service life indicator
US4459266A (en) * 1982-01-05 1984-07-10 Lamoreaux Charles L Air purity monitoring system
JPH0654309B2 (ja) * 1985-07-17 1994-07-20 日本パイオニクス株式会社 検知剤
DE3531650A1 (de) * 1985-09-05 1987-03-05 Draegerwerk Ag Diffusions-probensammler fuer gasfoermige medien
SU1605191A1 (ru) * 1986-04-16 1990-11-07 Главная геофизическая обсерватория им.А.И.Воейкова Сорбционна трубка
DE3821831A1 (de) * 1988-06-29 1990-01-04 Draegerwerk Ag Automatisierte vorrichtung und verfahren zum nachweis gasfoermiger komponenten in luft mittels eines kolorimetrischen pruefroehrchens
US4875914A (en) * 1989-03-20 1989-10-24 Wallace Wireman Gas & odor adsorbing unit
US5120511A (en) * 1990-10-05 1992-06-09 Westvaco Corporation Adsorber bed life monitor
US5173263A (en) * 1991-01-22 1992-12-22 The United States Of America As Represented By The United States Department Of Energy Regenerable activated bauxite adsorbent alkali monitor probe
JPH05107239A (ja) * 1991-10-18 1993-04-27 Hitachi Plant Eng & Constr Co Ltd 吸着剤の寿命予測装置
US5290345A (en) * 1993-01-13 1994-03-01 Donaldson Company, Inc. Refillable gas adsorption bed assembly and counterflow adsorber module

Also Published As

Publication number Publication date
KR20010021757A (ko) 2001-03-15
IL133903A0 (en) 2001-04-30
AU8287698A (en) 1999-02-08
CA2294253A1 (en) 1999-01-21
WO1999002986A1 (en) 1999-01-21
EP1000351A1 (en) 2000-05-17
JP2001509602A (ja) 2001-07-24
US5976467A (en) 1999-11-02

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