EP 0212567 B1 19900411 - DEVICE FOR REGULATING THE FUEL AND OXIDANT GAS SUPPLY FOR A BURNER OF AN ATOMIC ABSORPTION SPECTROMETER
Title (en)
DEVICE FOR REGULATING THE FUEL AND OXIDANT GAS SUPPLY FOR A BURNER OF AN ATOMIC ABSORPTION SPECTROMETER
Publication
Application
Priority
- DE 3529547 A 19850817
- DE 3407552 A 19840301
Abstract (en)
[origin: US4640677A] The present invention is directed to a gas control device for controlling the fuel gas and the oxidizing agent supplied to a burner in an atomic absorption spectrometer, which includes a first restrictor and a first pressure regulator for the fuel gas line, and a second restrictor and a second pressure regulator of the oxidizing agent line, the regulators being connected upstream of the restrictors, respectively, and servomotors for reproducibly adjusting the pressure settings of the pressure regulators, respectively.
IPC 1-7
IPC 8 full level
G01N 21/31 (2006.01); B01F 23/10 (2022.01); F23N 1/02 (2006.01); G01N 21/72 (2006.01); G05D 16/20 (2006.01); F23N 5/18 (2006.01)
CPC (source: EP US)
B01F 23/19 (2022.01 - EP US); F23N 1/022 (2013.01 - EP US); F23N 1/025 (2013.01 - EP US); F23N 5/18 (2013.01 - EP US); F23N 2225/02 (2020.01 - EP US); F23N 2241/16 (2020.01 - EP US); Y10T 137/2521 (2015.04 - EP US); Y10T 137/2529 (2015.04 - EP US); Y10T 137/2567 (2015.04 - EP US); Y10T 137/7825 (2015.04 - EP US)
Designated contracting state (EPC)
CH DE FR GB IT LI NL
DOCDB simple family (publication)
US 4640677 A 19870203; AU 586699 B2 19890720; AU 6150486 A 19870219; DE 3407552 A1 19850905; DE 3407552 C2 19871022; DE 3529547 A1 19870226; DE 3529547 C2 19871217; EP 0212567 A2 19870304; EP 0212567 A3 19890329; EP 0212567 B1 19900411; GB 2155205 A 19850918; GB 2155205 B 19871216; GB 8501762 D0 19850227; JP H0660872 B2 19940810; JP H0750028 B2 19950531; JP S60205237 A 19851016; JP S6298238 A 19870507; US 4681530 A 19870721
DOCDB simple family (application)
US 70483085 A 19850225; AU 6150486 A 19860815; DE 3407552 A 19840301; DE 3529547 A 19850817; EP 86111215 A 19860813; GB 8501762 A 19850124; JP 19178786 A 19860818; JP 3897785 A 19850301; US 86377086 A 19860516