GB1352842A - Infrared gas detectors - Google Patents

Infrared gas detectors

Info

Publication number
GB1352842A
GB1352842A GB752170A GB1352842DA GB1352842A GB 1352842 A GB1352842 A GB 1352842A GB 752170 A GB752170 A GB 752170A GB 1352842D A GB1352842D A GB 1352842DA GB 1352842 A GB1352842 A GB 1352842A
Authority
GB
United Kingdom
Prior art keywords
layer
covered
embedded
alumina
platinum
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
Application number
GB752170A
Other languages
English (en)
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.)
NAT RES DEV
National Research Development Corp UK
Original Assignee
NAT RES DEV
National Research Development Corp UK
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 NAT RES DEV, National Research Development Corp UK filed Critical NAT RES DEV
Publication of GB1352842A publication Critical patent/GB1352842A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
    • G01J3/108—Arrangements of light sources specially adapted for spectrometry or colorimetry for measurement in the infrared range

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB752170A 1970-02-17 1970-02-17 Infrared gas detectors Expired GB1352842A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB752170 1970-02-17
US11567771A 1971-02-16 1971-02-16

Publications (1)

Publication Number Publication Date
GB1352842A true GB1352842A (en) 1974-05-15

Family

ID=26241490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB752170A Expired GB1352842A (en) 1970-02-17 1970-02-17 Infrared gas detectors

Country Status (4)

Country Link
US (1) US3702397A (enExample)
DE (1) DE2107673A1 (enExample)
FR (1) FR2078711A5 (enExample)
GB (1) GB1352842A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013262A (en) * 1974-12-13 1977-03-22 Varian Associates Rotary apparatus for moving workpieces through treatment beam with controlled angle of orientation and ion implanter incorporating such apparatus
SE459126B (sv) * 1987-09-15 1989-06-05 Gambro Engstrom Ab Optisk gasanalysator
DE3809160A1 (de) * 1988-03-18 1989-09-28 Leybold Ag Infrarot-strahlungsquelle, insbesondere fuer ein mehrkanaliges gasanalysegeraet
US5436457A (en) * 1993-06-10 1995-07-25 Horiba, Ltd. Infrared gas analyzer
US5565675A (en) * 1995-04-17 1996-10-15 Hughes Electronics Mechanically mounted optical receiver assembly
DE19638761C2 (de) * 1996-09-21 1999-08-26 Harde Gasdetektor zur Messung der Konzentration einer Komponente eines Gases in einem Gasgemisch
US6882426B1 (en) 2002-06-26 2005-04-19 Digital Control Systems, Inc. Gas sensor with slotted diffusive gas sample chamber
CN100460860C (zh) * 2005-12-28 2009-02-11 华东师范大学 便携式红外半导体激光吸收式瓦斯气体检测方法及其装置
US10401340B2 (en) * 2014-01-31 2019-09-03 Honeywell International Inc. Measurement of hazardous gases in hydraulic fracking sites

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB694777A (en) * 1949-10-06 1953-07-29 Parsons C A & Co Ltd Improvements in or relating to infra-red gas analysing apparatus
US2806144A (en) * 1953-09-15 1957-09-10 Phillips Petroleum Co Infrared analyzer
US3005097A (en) * 1956-08-18 1961-10-17 Hartmann & Braun Ag Method and apparatus for the analysis by radiation of mixtures of substances
US3227873A (en) * 1962-10-30 1966-01-04 Beckman Instruments Inc Infrared detector and method utilizing a gas of small molecular size to be diffused into the detector
US3462596A (en) * 1967-12-01 1969-08-19 Raymond A Saunders Measuring water content of heavy petroleum fuel oils by infrared analysis
US3536919A (en) * 1968-01-22 1970-10-27 Gen Electric Infrared radiation source with improved ceramic glower rod mounts

Also Published As

Publication number Publication date
DE2107673A1 (de) 1971-11-18
US3702397A (en) 1972-11-07
FR2078711A5 (enExample) 1971-11-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee