BE624937A - - Google Patents

Info

Publication number
BE624937A
BE624937A BE624937DA BE624937A BE 624937 A BE624937 A BE 624937A BE 624937D A BE624937D A BE 624937DA BE 624937 A BE624937 A BE 624937A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE624937A publication Critical patent/BE624937A/xx

Links

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
    • G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
    • 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
    • G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
    • G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
    • G01N27/185—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested using a catharometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0022—General constructional details of gas analysers, e.g. portable test equipment using a number of analysing channels
    • G01N33/0024—General constructional details of gas analysers, e.g. portable test equipment using a number of analysing channels a chemical reaction taking place or a gas being eliminated in one or more channels
    • 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
    • Y10T436/23—Carbon containing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Electrochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Dispersion Chemistry (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Sampling And Sample Adjustment (AREA)
BE624937D 1961-12-05 1962-11-16 BE624937A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB43485/61A GB966343A (en) 1961-12-05 1961-12-05 Improvements relating to gas testing

Publications (1)

Publication Number Publication Date
BE624937A true BE624937A (zh) 1963-03-15

Family

ID=10428952

Family Applications (1)

Application Number Title Priority Date Filing Date
BE624937D BE624937A (zh) 1961-12-05 1962-11-16

Country Status (5)

Country Link
US (1) US3224838A (zh)
BE (1) BE624937A (zh)
DE (1) DE1296840B (zh)
FR (1) FR1339938A (zh)
GB (1) GB966343A (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967933A (en) * 1974-05-23 1976-07-06 Monitor Labs, Inc. Dual channel nitrogen oxides analyzer
US3972681A (en) * 1975-07-14 1976-08-03 Leeds & Northrup Company Flow-through thermal detector
US4362499A (en) * 1980-12-29 1982-12-07 Fisher Controls Company, Inc. Combustion control system and method
DE3331203C2 (de) * 1983-08-30 1987-05-07 Securiton AG, Zollikofen, Bern Vorrichtung zur Überwachung der Geschwindigkeit eines Gasstromes in einem Kanal
JPS6093954U (ja) * 1983-12-03 1985-06-26 株式会社堀場製作所 ガス流路切換装置
DE3837470A1 (de) * 1988-11-04 1990-05-10 Basf Ag Verfahren und vorrichtung zur pruefung von kraftstoff- und oeladditiven
IT1252088B (it) * 1991-10-25 1995-06-01 Erba Strumentazione Apparecchiatura e procedimento di analisi o-fid
BE1015893A3 (fr) * 2004-02-06 2005-11-08 Ct Rech Metallurgiques Asbl Procede de controle du decapage des metaux.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE283677C (zh) *
US2042646A (en) * 1930-11-20 1936-06-02 Us Fire Prot Corp Method of and means for analyzing gases by differential thermal conductivity measurements
US2486622A (en) * 1947-10-30 1949-11-01 Southern Res Inst Photoelectric apparatus for determining the physical properties of substances by alteating exposure to light
DE841809C (de) * 1950-11-25 1952-06-19 Siemens Ag Vorrichtung zur laufenden Anzeige des Unverbrannten in Flugasche
US3076697A (en) * 1959-09-11 1963-02-05 Miller Joseph Analyzer for determining concentration of combustibles in gases

Also Published As

Publication number Publication date
GB966343A (en) 1964-08-12
DE1296840B (de) 1969-06-04
US3224838A (en) 1965-12-21
FR1339938A (fr) 1963-10-11

Similar Documents

Publication Publication Date Title
BE621971A (zh)
AT224007B (zh)
BE624242A (zh)
BE623225A (zh)
BE676673A (zh)
BE625554A (zh)
BE624590A (zh)
BE624088A (zh)
BE622803A (zh)
BE599210A (zh)
BE622116A (zh)
BE599528A (zh)
BE621606A (zh)
BE620599A (zh)
BE620550A (zh)
BE615097A (zh)
BE602469A (zh)
BE602240A (zh)
BE602153A (zh)
BE602045A (zh)
BE601970A (zh)
BE601847A (zh)
BE601846A (zh)
BE601844A (zh)
BE601744A (zh)