Measuring and testing – Gas analysis – Gas chromatography
Patent
1984-07-27
1986-02-11
Kreitman, Stephen A.
Measuring and testing
Gas analysis
Gas chromatography
G01N 3100
Patent
active
045692238
ABSTRACT:
Mine ventilating atmosphere parameters, e.g. methane concentration, can be measured according to the invention with an arrangement which has a continuously operating first measuring system to which a second measuring system is periodically connected to measure the same parameter with its output being utilized to control the zero point or sensitivity setting of the first measuring system.
REFERENCES:
patent: 3427862 (1969-02-01), Hubner
patent: 3845288 (1974-10-01), Cornyn, Jr. et al.
patent: 4231249 (1980-11-01), Zuckerman
patent: 4369647 (1983-01-01), Shigemori et al.
patent: 4464653 (1984-08-01), Winner
patent: 4475378 (1984-10-01), Boutonnat et al.
patent: 4485666 (1984-12-01), Higgins et al.
"Ein Frei Programmierbares Mikroprozessorgesteuertes Datensystem" by D. Voigt, Published in Messen+Prufen/Automatik--Jul./Aug. 1982.
"Grundlosungen Von Aufgaben Zur Weiterverarbeitung" by G. Strohrmann, Marl Published in Regelungstechnische Praxis 24. Jahrgang 1982 HEFT 8.
"Die Zuverlassigkeit Von Messsystemen" by Dr. P. Profos, Published in Handbuch der Industriellen Messtechnik (Vulkan--Verlag Dr. W. Classen Nachf. GmbH & Co. KG. Essen, 1978).
"Sicher Vor Allen Gasgefahren Durch Vabotector--Ex" Gas Messung (Gesellschaft Fur GeratebaumbH & Co.KG) (6/1982 3000 B+M).
LandOfFree
Method of and apparatus for multiple detector measurement of an does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method of and apparatus for multiple detector measurement of an , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of and apparatus for multiple detector measurement of an will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1200359