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
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
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- 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
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- 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
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- 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
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- 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)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Electrochemistry (AREA)
- Dispersion Chemistry (AREA)
- Food Science & Technology (AREA)
- Medicinal 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)
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 (es) | 1963-03-15 |
Family
ID=10428952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE624937D BE624937A (es) | 1961-12-05 | 1962-11-16 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3224838A (es) |
| BE (1) | BE624937A (es) |
| DE (1) | DE1296840B (es) |
| FR (1) | FR1339938A (es) |
| GB (1) | GB966343A (es) |
Families Citing this family (8)
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE283677C (es) * | ||||
| 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 |
-
1961
- 1961-12-05 GB GB43485/61A patent/GB966343A/en not_active Expired
-
1962
- 1962-11-16 BE BE624937D patent/BE624937A/xx unknown
- 1962-11-20 US US239000A patent/US3224838A/en not_active Expired - Lifetime
- 1962-11-26 FR FR916603A patent/FR1339938A/fr not_active Expired
- 1962-12-04 DE DEB69852A patent/DE1296840B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB966343A (en) | 1964-08-12 |
| FR1339938A (fr) | 1963-10-11 |
| US3224838A (en) | 1965-12-21 |
| DE1296840B (de) | 1969-06-04 |