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.)
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.)
Westfaelische Berggewerkschaftskasse
Original Assignee
Westfaelische Berggewerkschaftskasse
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
Priority claimed from DE1965W0039865external-prioritypatent/DE1300315B/de
Application filed by Westfaelische BerggewerkschaftskassefiledCriticalWestfaelische Berggewerkschaftskasse
Priority to FR75712ApriorityCriticalpatent/FR1493859A/fr
Application grantedgrantedCritical
Publication of FR1493859ApublicationCriticalpatent/FR1493859A/fr
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
G01N27/16—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 burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
Landscapes
Chemical & Material Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Electrochemistry
(AREA)
Physics & Mathematics
(AREA)
Health & Medical Sciences
(AREA)
Life Sciences & Earth Sciences
(AREA)
Analytical Chemistry
(AREA)
Biochemistry
(AREA)
General Health & Medical Sciences
(AREA)
General Physics & Mathematics
(AREA)
Immunology
(AREA)
Pathology
(AREA)
FR75712A1965-09-081966-09-08Appareils et procédé de mesure de la teneur en oxyde de carbone des gaz d'échappement des moteurs à combustion interne
ExpiredFR1493859A
(fr)
Dispositif de mesure de la concentration de suspensions gazeuses en écoulement, noamment de gaz d'echappement de moteurs à combustion interne contenant de la suie
Perfectionnements apportés aux procédés et dispositifs pour purifier des gaz perdus, plus spécialement les gaz d'échappement des moteurs à combustion interne
Procédé et dispositif pour la réduction des constituants non brûlés ou incomplètement brûlés des gaz d'échappement des moteurs à combustion interne à allumage indépendant