Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 237/81
Name: Heating systems > Processes
Description: Processes for heating houses, rooms, or other enclosures, except processes involving automatic control.

Patents under this class:

Patent Number Title Of Patent Date Issued
8662405 Apparatus and method for warming the floor of a trailer Mar. 4, 2014
8636226 Aid for loading a solid fuel boiler coupled with an accumulation system Jan. 28, 2014
8602316 Increased efficiency heating system method and apparatus for concrete production Dec. 10, 2013
8291869 Method for preventing coagulation in exhaust pipe of boiler Oct. 23, 2012
8193397 Hydrofluoroether compounds and processes for their preparation and use Jun. 5, 2012
8136740 Thermodynamic cycles using thermal diluent Mar. 20, 2012
7267866 Heat control method and heat controller Sep. 11, 2007
6701795 Method for testing a heating system Mar. 9, 2004
6508409 Heat producing system for a building Jan. 21, 2003
5707007 Hydronic heating with continuous circulation supplying multi-temperature heating loops Jan. 13, 1998
5655710 Method for controlling operated-units count of fluid heating units Aug. 12, 1997
5643522 Method and system for curing fiber reinforced composite structures Jul. 1, 1997
5460328 Method for the automatic optimization of a heating curve Oct. 24, 1995
5392611 Method of and apparatus for reducing the heat load on a greenhouse Feb. 28, 1995
5344071 Expansion tank airation device Sep. 6, 1994
5216224 Window with an improved parietodynamic effect Jun. 1, 1993
5067652 Supplemental vehicle heating method and apparatus with long heating cycle Nov. 26, 1991
4976464 Fuel-fired heat pump system Dec. 11, 1990
4942863 Thermoelectric generator for use in a heater and method of installation Jul. 24, 1990
4901919 Air conditioning indirect heating and recuperative ventilation system Feb. 20, 1990
4884743 Method of and plant for regulating the temperature of a heat carrier fluid Dec. 5, 1989
4869070 Method of and means for controlling the condition of air in an enclosure Sep. 26, 1989
4707995 Apparatus and method for controlling temperature and humidity within an enclosure Nov. 24, 1987
4699317 Heat exchanger flue Oct. 13, 1987
4687133 Method and device for operation of a heating plant Aug. 18, 1987
4685617 Method of and apparatus for conditioning air in enclosures Aug. 11, 1987
4593852 Air conditioner for automobile Jun. 10, 1986
4524910 Heater using hot waste flue gases Jun. 25, 1985
4493364 Frost control for space conditioning Jan. 15, 1985
4445639 Heat pump systems for residential use May. 1, 1984
4365742 Heating system Dec. 28, 1982
4347891 Thermochemical energy transport process Sep. 7, 1982
4308993 Heating system Jan. 5, 1982
4301788 Solar water reclamation system Nov. 24, 1981
4279574 Energy recovery system Jul. 21, 1981
4279381 Method for uniformly heating a multi-level building Jul. 21, 1981
4274581 Package heat exchanger system for heating and cooling Jun. 23, 1981
4234037 Underground heating and cooling system Nov. 18, 1980
4176788 Geothermal home construction Dec. 4, 1979
4155506 Method and apparatus for conservation of energy in a hot water heating system May. 22, 1979
4135665 Integrated sewage treatment system Jan. 23, 1979
4123219 Chemical storage of radiant energy Oct. 31, 1978
4069972 Heat systems for vehicles Jan. 24, 1978
4040567 Heating unit Aug. 9, 1977
3994675 Chemical storage of radiant energy Nov. 30, 1976

  Recently Added Patents
Thermochromic microparticles, dispersions thereof, and manufacturing method thereof, as well as light-modulating coatings, light-modulating films and light-modulating inks
Mobile communication device and method for providing positioning information
Autonomous adaptation of transmit power
Chip on chip semiconductor device including an underfill layer having a resin containing an amine-based curing agent
Systems and methods for optimizing capital structure of a financial institution
Stabilization of dicarbonate diesters with protonic acids
Predicting popularity of electronic publications
  Randomly Featured Patents
Fusion welded liquefiable gas cylinder with overpressure protection heads and method for making the same
Multiband scanning radio receiver using frequency synthesizer
Low hydrogen welding electrodes
Method for making aluminum gallium arsenide semiconductor device with native oxide layer
Parabolic dielectric multilayer reflector
High dielectric constant capacitor and method for manufacturing the same
Method for generating test files from scanned test vector pattern drawings
Method of fabricating a magnetic recording medium
Delay-locked loop with binary-coupled capacitor
Focus detecting apparatus having photoelectric area sensors