Patents for F23N 5 - Systems for controlling combustion (9,434)
03/1993
03/31/1993EP0533961A1 Control circuit for gas burners
03/30/1993US5197665 Water heater
03/30/1993US5197664 Method of operating a furnace
03/30/1993CA1315187C Control and method for operating a vaporizer burner
03/24/1993EP0532782A1 Safety device for a combustion apparatus
03/24/1993EP0304437B1 Method of image analysis in pulverized fuel combustion
03/23/1993US5195886 Combustion heater
03/23/1993US5195885 Self-proving burner igniter with stable pilot flame
03/23/1993CA1314958C Control of energy use in a furnace
03/18/1993DE4140804C1 Control equipment for motor vehicle passenger compartment heater - uses data memory for specific operating modes and appts. identifying data for heating independently of engine
03/16/1993US5194728 Circuit for detecting firing of an ultraviolet radiation detector tube
03/16/1993US5193993 Safe gas valve
03/10/1993EP0531092A1 Hot-air blower
03/10/1993EP0531072A1 Improvements in or relating to flame safeguard devices
03/09/1993US5192874 For controlling flow of electrical power to a system
03/09/1993US5191724 Method and a system for grinding and drying a solid fuel
03/04/1993WO1993004346A1 Flame sensors and methods of sensing flame
03/03/1993EP0529324A2 Device for detecting the presence and the quality of a flame by detection of electromagnetic radiations
03/03/1993EP0192682B1 Method and apparatus for flame generation
03/02/1993US5191220 Flame monitoring apparatus and method having a second signal processing means for detecting a frequency higher in range than the previously detected frequencies
03/02/1993US5190454 Electronic combustion control system
03/02/1993US5190452 Heat exchanger control system, control valve device therefor and methods of making the same
02/1993
02/28/1993CA2076401A1 Apparatus for detecting the presence and the quality of a flame by detecting and analyzing electromagnetic radiation of different wavelengths
02/23/1993US5189392 Heating system shut-off system using detector and existing safety switch or fuel valve
02/18/1993DE4209267C1 High pressure cleaning device with motor driven pump - uses cooling air stream, entering branched line after flow over pump and fan driving motor
02/17/1993EP0527464A1 Device for checking the combustion quality
02/17/1993CN2127152Y Safety monitoring device for gas apparatus
02/16/1993US5186619 Flow rate regulating mechanism for gas lighters and similar devices and method of producing a microcell polymer filter for use therein
02/16/1993US5186386 Two stage furnace control
02/16/1993US5186111 Device for injecting sludge into an incinerator
02/03/1993EP0525345A1 Device and method for monitoring a flame
02/03/1993CN1068640A Control device for combustion apparatus and method for controlling same
01/1993
01/27/1993EP0524853A1 Safety device for abnormal draught detection for gas fired boiler with natural draught flue
01/27/1993EP0524736A2 Method and apparatus for controlled reaction in a reaction matrix
01/26/1993US5181846 Safety apparatus in gas heating device
01/26/1993CA2018330C Control system for gas burners
01/26/1993CA1313088C Steam generator and method of operating same utilizing separate fluid and combined gas flow circuits
01/21/1993WO1993001446A1 Method and apparatus for controlled reaction in a reaction matrix
01/21/1993DE4123678A1 Vehicle heating system with fuel fired heater - controls speed of coolant pump w.r.t. rate of rise of temp. of coolant determined by temp. sensor
01/19/1993US5179933 Single chamber wood stove including gaseous hydrocarbon supply
01/14/1993DE4221404A1 Controller for operating combustion plant for pulp digester waste liquor - to maximise recovery of sulphur di:oxide and active magnesia from bi:sulphite process, includes ash analyser, and combustion air regulator
01/07/1993WO1993000558A1 Apparatus for combustion, pollution and chemical process control
01/07/1993EP0521443A1 Combustion plant for the spent liquor of a pulp digester with a control device for the drop size of the sprayed liquor
01/06/1993CA2072907A1 Method and apparatus for controlled reaction in a reaction matrix
01/05/1993US5176086 Method for operating an incinerator with simultaneous control of temperature and products of incomplete combustion
01/03/1993WO1993001613A1 Incandescent illumination system
01/03/1993CA2103358A1 Incandescent illumination system
12/1992
12/30/1992EP0520507A2 A flame rod structure and a compensating circuit and control method thereof
12/23/1992EP0519178A1 Combustion control method of refuse incinerator
12/23/1992EP0327611B1 Process for determining the quantity of an explosive gas mixture to be introduced into a chamber for processing materials
12/23/1992CN2125783U Gas burning constant-temp. controller
12/16/1992CN2125083U Automatic controller for gas-time of domestic gas range
12/15/1992US5170621 Land based gas turbine engine
12/10/1992DE4118864A1 Burning gaseous or liquid fuel in blue type burner - operating ignition device whilst airflow delivery fan is operating, then briefly deactivating fan motor
12/08/1992US5169303 Gas range ignition, reignition device
12/08/1992US5169301 Control system for gas fired heating apparatus using radiant heat sense
12/08/1992US5169063 Air-conditioner having refrigerant heater
12/02/1992CN2123706U Timing device for gas stove
12/02/1992CN2123691U Multi-way integrating coal consumption instrument
11/1992
11/24/1992US5165883 Apparatus and method for safe operation of kerosene heaters
11/18/1992CN1066324A Process of monitoring and ensuring safe operation of unvented stoves, particularly kerosene stoves, and apparatus for practicing said process
11/17/1992US5164600 Device for sensing the presence of a flame in a region
11/11/1992CN2121635U Sefety unit for gas stove
11/11/1992CN1066112A Vapourizing intensifying combustion mothod for coal-fired or firewood-burnt equipment
11/10/1992US5161963 Multi-burner gas control apparatus
11/04/1992CN2120977U Timer for gas stove
11/04/1992CN2120976U Timer for gas stove
11/03/1992US5160259 Draft control method and apparatus for material processing plants
10/1992
10/29/1992WO1992018812A1 Thermoelectric sensor
10/28/1992CN1018855B Power unit control method and power unit control system
10/27/1992US5158448 Catalytic burning apparatus
10/27/1992US5158447 Primary gas furnace control
10/27/1992US5158446 Combination pressure and temperature limit control for a fuel-fired, forced draft heating appliance combustion product exhaust system
10/27/1992US5158261 Proportional combustion control device
10/27/1992US5158024 Combustion control apparatus for a coal-fired furnace
10/27/1992CA1309476C Ignition system and control means for pelletized-fuel furnace
10/21/1992EP0509953A1 Flame failure detection
10/21/1992EP0509229A2 Control device for a gas burner with a fan for supplying combustion air
10/14/1992EP0508081A2 Circuit and method for monitoring a fuel-heated apparatus
10/14/1992CN1065325A Automatic control safety device for gas cooker
10/13/1992US5155047 Method and apparatus for measuring and controlling efficiency of a combustion
10/07/1992EP0507060A2 An apparatus for estimating an unburned component amount in ash in a coal-fired furnace
09/1992
09/30/1992EP0505714A2 Control device for a gas burner with a fan for supplying combustion air
09/30/1992EP0505671A2 A combustion control apparatus for a coal-fired furnace
09/23/1992EP0505042A1 Supplying fluid
09/22/1992US5149260 Device and method for combustion of waste oil
09/22/1992US5148671 Fuel circulation control system
09/22/1992US5148667 Gas turbine flame diagnostic monitor
09/16/1992EP0503925A1 Gas leak detection system
09/12/1992CA2062426A1 Construction heater and method of manufacture of heater
09/09/1992EP0502558A2 Fuel control valve construction
09/08/1992US5145355 Apparatus for active monitoring of combustion instability
09/02/1992EP0500772A1 Preemptive constraint control
09/01/1992US5143050 Water heater heat rollout sensor
09/01/1992CA1306939C Heating stove which includes a pyrolysis gasifier
08/1992
08/26/1992EP0499976A1 Method for operating an incineration plant
08/25/1992US5141431 Heat exchanger system, fuel control system therefor
08/20/1992DE4104966A1 Gas ceramic looking hob - with gas igniter for each burner integrated in monitoring device controlling gas supply valve
08/19/1992EP0499184A2 Combustion method for simultaneous control of nitrogen oxides and products of incomplete combustion
08/19/1992EP0498809A1 Microbridge-based combustion control.
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