ATE134445T1 - Schnelle dampfdetektion mit tieftemperaturbypass - Google Patents

Schnelle dampfdetektion mit tieftemperaturbypass

Info

Publication number
ATE134445T1
ATE134445T1 AT91302046T AT91302046T ATE134445T1 AT E134445 T1 ATE134445 T1 AT E134445T1 AT 91302046 T AT91302046 T AT 91302046T AT 91302046 T AT91302046 T AT 91302046T AT E134445 T1 ATE134445 T1 AT E134445T1
Authority
AT
Austria
Prior art keywords
detection
time interval
gas
low temperature
pyrolyzer
Prior art date
Application number
AT91302046T
Other languages
English (en)
Inventor
David P Rounbehler
David P Lieb
Original Assignee
Thermedics 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 Thermedics Inc filed Critical Thermedics Inc
Application granted granted Critical
Publication of ATE134445T1 publication Critical patent/ATE134445T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/84—Preparation of the fraction to be distributed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/84—Preparation of the fraction to be distributed
    • G01N2030/8405—Preparation of the fraction to be distributed using pyrolysis
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/76—Chemiluminescence; Bioluminescence
    • G01N21/766—Chemiluminescence; Bioluminescence of gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • G01N30/46—Flow patterns using more than one column
    • G01N30/461—Flow patterns using more than one column with serial coupling of separation columns
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N30/74—Optical detectors

Landscapes

  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Control Of Combustion (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AT91302046T 1990-03-12 1991-03-12 Schnelle dampfdetektion mit tieftemperaturbypass ATE134445T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49199490A 1990-03-12 1990-03-12

Publications (1)

Publication Number Publication Date
ATE134445T1 true ATE134445T1 (de) 1996-03-15

Family

ID=23954523

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91302046T ATE134445T1 (de) 1990-03-12 1991-03-12 Schnelle dampfdetektion mit tieftemperaturbypass

Country Status (5)

Country Link
EP (1) EP0447174B1 (de)
JP (1) JPH04220558A (de)
AT (1) ATE134445T1 (de)
CA (1) CA2037862C (de)
DE (1) DE69117201T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5123274A (en) * 1987-07-08 1992-06-23 Thermedics Inc. Hand-held sample gun for vapor collection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996009A (en) * 1975-09-17 1976-12-07 Thermo Electron Corporation Specific compound detection system
US4234315A (en) * 1978-09-29 1980-11-18 Phillips Petroleum Company Gas chromatographic analysis method and apparatus
GB8720586D0 (en) * 1987-09-02 1987-10-07 Vg Instr Group Apparatus & method

Also Published As

Publication number Publication date
CA2037862C (en) 2002-09-17
EP0447174B1 (de) 1996-02-21
EP0447174A2 (de) 1991-09-18
DE69117201D1 (de) 1996-03-28
CA2037862A1 (en) 1991-09-13
DE69117201T2 (de) 1996-09-19
EP0447174A3 (en) 1992-09-16
JPH04220558A (ja) 1992-08-11

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Legal Events

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