FR1509485A - Perfectionnements aux détecteurs portatifs de centres de condensation - Google Patents

Perfectionnements aux détecteurs portatifs de centres de condensation

Info

Publication number
FR1509485A
FR1509485A FR92623A FR92623A FR1509485A FR 1509485 A FR1509485 A FR 1509485A FR 92623 A FR92623 A FR 92623A FR 92623 A FR92623 A FR 92623A FR 1509485 A FR1509485 A FR 1509485A
Authority
FR
France
Prior art keywords
center detectors
condensation center
portable condensation
portable
detectors
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
FR92623A
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of FR1509485A publication Critical patent/FR1509485A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/065—Investigating concentration of particle suspensions using condensation nuclei counters
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • 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
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/34—Automatic humidity regulation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
FR92623A 1966-01-27 1967-01-26 Perfectionnements aux détecteurs portatifs de centres de condensation Expired FR1509485A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52333866A 1966-01-27 1966-01-27

Publications (1)

Publication Number Publication Date
FR1509485A true FR1509485A (fr) 1968-01-12

Family

ID=24084615

Family Applications (1)

Application Number Title Priority Date Filing Date
FR92623A Expired FR1509485A (fr) 1966-01-27 1967-01-26 Perfectionnements aux détecteurs portatifs de centres de condensation

Country Status (7)

Country Link
US (1) US3463589A (fr)
AT (1) AT277618B (fr)
BE (1) BE693286A (fr)
DE (1) DE1598508A1 (fr)
FR (1) FR1509485A (fr)
GB (1) GB1155161A (fr)
NL (1) NL6701309A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3592546A (en) * 1969-11-21 1971-07-13 Robert A Gussman Condensation nuclei detector
US3738751A (en) * 1970-07-21 1973-06-12 Environment One Corp Portable condensation nuclei meter
US3694085A (en) * 1970-09-10 1972-09-26 Environment One Corp Mixing type condensation nuclei meter
US3871373A (en) * 1972-10-30 1975-03-18 Richard R Jackson Humidifying gas
US3914053A (en) * 1974-12-09 1975-10-21 Us Navy Ice nuclei counter
EP2194370A1 (fr) * 2008-12-03 2010-06-09 GIP Messinstrumente GmbH Compteur de particules de condensation

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US892241A (en) * 1908-06-30 Heinrich Freise Method of electrically detecting dangerous gases and apparatus therefor.
US171751A (en) * 1876-01-04 Improvement in carbureters
US1367701A (en) * 1918-12-20 1921-02-08 John I Haynes Humidifier
US1968816A (en) * 1930-07-18 1934-08-07 Sewell M Corbett Meter for quantitatively determining the amount of foreign matter in air
US2212211A (en) * 1938-02-17 1940-08-20 August H Pfund Apparatus for detecting and measuring heteroatomic gases
US2227117A (en) * 1940-05-01 1940-12-31 Gen Electric Mercury vapor detector
US2407838A (en) * 1942-09-30 1946-09-17 Brown Instr Co Measuring apparatus
US2422766A (en) * 1942-11-30 1947-06-24 Gen Motors Corp Peak transient meter
US2603468A (en) * 1949-11-19 1952-07-15 O A Sutton Corp Inc Fan for humidifying, deodorizing, or the like
US2684008A (en) * 1949-11-23 1954-07-20 Gen Electric Method and apparatus for measuring the concentration of condensation nuclei
US2791901A (en) * 1954-05-24 1957-05-14 Gen Electric Apparatus for measuring condensation nuclei
US3037421A (en) * 1956-07-27 1962-06-05 Gen Electric Condensation nuclei detector
US3010308A (en) * 1957-12-06 1961-11-28 Gen Electric High expansion ratio condensation nuclei apparatus
FR1231076A (fr) * 1959-03-13 1960-09-26 Dispositif optique afocal avec monture de protection contre les rayonnements dangereux
US3246667A (en) * 1964-12-21 1966-04-19 J C Pemberton Pressure sampling valve

Also Published As

Publication number Publication date
AT277618B (de) 1969-12-29
GB1155161A (en) 1969-06-18
BE693286A (fr) 1967-07-03
DE1598508A1 (de) 1971-04-01
NL6701309A (fr) 1967-07-28
US3463589A (en) 1969-08-26

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