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Class Information
Number: 236/14
Name: Automatic temperature and humidity regulation > Combined boiler and furnace controlled
Description: Devices controlling the fire under a boiler according to conditions in the boiler and also according to conditions in the furnace.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7161678 |
Systems and methods for determining the existence of a visible plume from the chimney of a facility burning carbon-based fuels |
Jan. 9, 2007 |
| 6039261 |
Process for improving the combustion of a blow-type burner |
Mar. 21, 2000 |
| 5279263 |
Cascaded steam temperature control applied to a universal pressure boiler |
Jan. 18, 1994 |
| 5261337 |
Combustion control method of refuse incinerator |
Nov. 16, 1993 |
| 5230293 |
Method and apparatus for controlling a refuse incineration plant |
Jul. 27, 1993 |
| 5199385 |
Through the wall vented water heater |
Apr. 6, 1993 |
| 5161488 |
System for purifying contaminated air |
Nov. 10, 1992 |
| 5052310 |
Solid waste-to-steam incinerator capacity enhancement by combined oxygen enrichment and liquid quench |
Oct. 1, 1991 |
| 5044326 |
Flammable waste liquid combustion system and method |
Sep. 3, 1991 |
| 5027751 |
Method and apparatus for optimized boiler operation |
Jul. 2, 1991 |
| 4984524 |
Technique for controlling the combustion of fuel having fluctuating thermal values |
Jan. 15, 1991 |
| 4922861 |
Multiple-purpose instantaneous gas water heater |
May. 8, 1990 |
| 4901678 |
Heating boiler and method for operating same |
Feb. 20, 1990 |
| 4895082 |
Technique for controlling the combustion of fuel having fluctuating thermal values |
Jan. 23, 1990 |
| 4838183 |
Apparatus and method for incinerating heterogeneous materials |
Jun. 13, 1989 |
| 4819587 |
Multiple-purpose instantaneous gas water heater |
Apr. 11, 1989 |
| 4805114 |
Economical dispatching arrangement for a boiler system having a cogenerative capability |
Feb. 14, 1989 |
| 4802446 |
Safety device for subcritical pressure steam boilers |
Feb. 7, 1989 |
| 4791889 |
Steam temperature control using a modified Smith Predictor |
Dec. 20, 1988 |
| 4779795 |
Convector room heater incorporating a hot water boiler |
Oct. 25, 1988 |
| 4770340 |
Boiler air flow controlling apparatus |
Sep. 13, 1988 |
| 4768469 |
Operation control apparatus for recovery boilers |
Sep. 6, 1988 |
| 4749122 |
Combustion control system |
Jun. 7, 1988 |
| 4724775 |
Method and apparatus for controlling the rate of heat release |
Feb. 16, 1988 |
| 4716858 |
Automatic firing rate control mode means for a boiler |
Jan. 5, 1988 |
| 4697530 |
Underfed stoker boiler for burning bituminous coal and other solid fuel particles |
Oct. 6, 1987 |
| 4637348 |
Apparatus for controlling starting operation of boiler |
Jan. 20, 1987 |
| 4628869 |
Variable temperature waste heat recovery system |
Dec. 16, 1986 |
| 4598648 |
Fire failure safety control for stokers |
Jul. 8, 1986 |
| 4582026 |
Feed-forward type automatic control system |
Apr. 15, 1986 |
| 4574746 |
Process heater control |
Mar. 11, 1986 |
| 4564141 |
Apparatus and method for domestic hot water control |
Jan. 14, 1986 |
| 4519540 |
Sealed gas heater with forced draft and regulation by microprocessor |
May. 28, 1985 |
| 4499857 |
Fluidized bed fuel burning |
Feb. 19, 1985 |
| 4498428 |
Combustion control for a boiler |
Feb. 12, 1985 |
| 4497283 |
Boiler control |
Feb. 5, 1985 |
| 4489679 |
Control system for economic operation of a steam generator |
Dec. 25, 1984 |
| 4486165 |
Combustion control apparatus of a combustion furnace |
Dec. 4, 1984 |
| 4457266 |
Boiler control |
Jul. 3, 1984 |
| 4451003 |
Control scheme and apparatus for a cogeneration boiler |
May. 29, 1984 |
| 4408569 |
Control of a furnace |
Oct. 11, 1983 |
| 4403293 |
Control apparatus for use in multiple steam generator or multiple hot water generator installations |
Sep. 6, 1983 |
| 4392417 |
Variable dead band pressure control system |
Jul. 12, 1983 |
| 4362269 |
Control system for a boiler and method therefor |
Dec. 7, 1982 |
| 4278052 |
Boiler control system |
Jul. 14, 1981 |
| 4251025 |
Furnace control using induced draft blower and exhaust stack flow rate sensing |
Feb. 17, 1981 |
| 4241701 |
Method and apparatus for controlling steam temperature at a boiler outlet |
Dec. 30, 1980 |
| 4067684 |
Apparatus for controlling fuel flow fluid heater burner |
Jan. 10, 1978 |
| 4031863 |
Process and a control system for controlling the exit temperature of vapor flowing through a contact heating surface of a vapor generator |
Jun. 28, 1977 |
| 4015548 |
Distributed programmable control system |
Apr. 5, 1977 |
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