NL7905886A - Proefbuisje voor het meten van natriumhydroxide- -aerosolen en/of calciumoxide-aerosolen. - Google Patents

Proefbuisje voor het meten van natriumhydroxide- -aerosolen en/of calciumoxide-aerosolen. Download PDF

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Publication number
NL7905886A
NL7905886A NL7905886A NL7905886A NL7905886A NL 7905886 A NL7905886 A NL 7905886A NL 7905886 A NL7905886 A NL 7905886A NL 7905886 A NL7905886 A NL 7905886A NL 7905886 A NL7905886 A NL 7905886A
Authority
NL
Netherlands
Prior art keywords
aerosols
layer
test tube
sodium hydroxide
calcium oxide
Prior art date
Application number
NL7905886A
Other languages
English (en)
Dutch (nl)
Original Assignee
Draegerwerk Ag
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 Draegerwerk Ag filed Critical Draegerwerk Ag
Publication of NL7905886A publication Critical patent/NL7905886A/nl

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating 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
    • G01N31/223—Investigating 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 for investigating presence of specific gases or aerosols
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/15—Inorganic acid or base [e.g., hcl, sulfuric acid, etc. ]

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Dispersion Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
NL7905886A 1978-12-22 1979-07-31 Proefbuisje voor het meten van natriumhydroxide- -aerosolen en/of calciumoxide-aerosolen. NL7905886A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2855648A DE2855648C2 (de) 1978-12-22 1978-12-22 Prüfröhrchen zur Messung von Natriumhydroxid und/oder Calciumoxid-Aerosolen
DE2855648 1978-12-22

Publications (1)

Publication Number Publication Date
NL7905886A true NL7905886A (nl) 1980-06-24

Family

ID=6058104

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7905886A NL7905886A (nl) 1978-12-22 1979-07-31 Proefbuisje voor het meten van natriumhydroxide- -aerosolen en/of calciumoxide-aerosolen.

Country Status (7)

Country Link
US (1) US4259287A (de)
JP (1) JPS5587044A (de)
DE (1) DE2855648C2 (de)
FR (1) FR2444938A1 (de)
GB (1) GB2037982B (de)
NL (1) NL7905886A (de)
SE (1) SE430630B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7909553L (sv) * 1979-03-19 1980-09-20 Draegerwerk Ag Forfarande och anordning for bestemning av alkoholhalten i utandningsluften
DE3217832C2 (de) * 1982-05-12 1984-10-11 Drägerwerk AG, 2400 Lübeck Prüfröhrchen zur Messung von Gasen
US5071768A (en) * 1985-06-14 1991-12-10 Carrier Corporation Method and apparatus for refrigerant testing in a closed system
US4923806A (en) * 1985-06-14 1990-05-08 Carrier Corporation Method and apparatus for refrigerant testing in a closed system
DE3707944A1 (de) * 1987-03-12 1988-09-22 Draegerwerk Ag Kolorimetrisches gasmessgeraet fuer fluor
DE8707573U1 (de) * 1987-05-26 1987-07-30 Draegerwerk Ag, 2400 Luebeck, De
DE3729078C1 (de) * 1987-09-01 1988-09-08 Draegerwerk Ag Kolorimetrisches Gasmessgeraet fuer Chlorsilane
DE3729079C1 (de) * 1987-09-01 1989-02-02 Draegerwerk Ag Kolorimetrisches Pruefroehrchen mit Vorbehandlungsbereich und Anzeigebereich
US4858478A (en) * 1988-08-16 1989-08-22 Mine Safety Appliances Company Bellows type hand-operated air sampling pump
US5976467A (en) * 1997-07-11 1999-11-02 Donaldson Company, Inc. Airborne contaminant indicator
US6187596B1 (en) 1997-07-11 2001-02-13 Donaldson Company, Inc. Airborne contaminant indicator
DE102005026674A1 (de) * 2005-05-31 2006-12-07 M + W Zander Facility Engineering Gmbh Verfahren zum Abscheiden von gasförmigen Bestandteilen in gasförmigen Medien sowie Filter zur Durchführung des Verfahrens

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742689C (de) * 1942-06-02 1944-02-25 Draegerwerk Heinr U Bernh Drae Verfahren zum Nachweis sowohl von fluechtigen als auch nebelfoermigen Arsinkampfstoffen
US3131030A (en) * 1960-01-29 1964-04-28 Drager Otto H Reagent carrier for gas detecting tubes
US3312527A (en) * 1963-07-05 1967-04-04 Mine Safety Appliances Co Carbon monoxide determination

Also Published As

Publication number Publication date
JPS5587044A (en) 1980-07-01
FR2444938A1 (fr) 1980-07-18
SE430630B (sv) 1983-11-28
FR2444938B1 (de) 1984-05-11
GB2037982B (en) 1982-12-08
DE2855648C2 (de) 1981-04-30
GB2037982A (en) 1980-07-16
DE2855648B1 (de) 1979-12-20
SE7909475L (sv) 1980-06-23
US4259287A (en) 1981-03-31

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed