| |
 |
|
Class Information
Number: 126/99R
Name: Stoves and furnaces > Hot-air furnaces
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7100597 |
Modular burner/blower system and method |
Sep. 5, 2006 |
| 6932079 |
Radiant energy source systems, devices, and methods capturing, controlling, or recycling gas flows |
Aug. 23, 2005 |
| 6889686 |
One shot heat exchanger burner |
May. 10, 2005 |
| 6793015 |
Furnace heat exchanger |
Sep. 21, 2004 |
| 6769425 |
Fuel-fired furnace with combustion air-cooled draft inducer fan motor |
Aug. 3, 2004 |
| 6684878 |
Condensate drainage system for an outdoor condensing furnace |
Feb. 3, 2004 |
| 6497570 |
Gas control assembly |
Dec. 24, 2002 |
| 6494199 |
Multipoise furnace cabinet |
Dec. 17, 2002 |
| 6491514 |
Furnace burner box assembly with reduced acoustic emissions |
Dec. 10, 2002 |
| 6474329 |
Cell panel for furnace |
Nov. 5, 2002 |
| 6470878 |
Furnace heat exchanger |
Oct. 29, 2002 |
| 6318358 |
Furnace blower with double sided impeller |
Nov. 20, 2001 |
| 6289685 |
Air conditioner with combustion heater for refrigerant |
Sep. 18, 2001 |
| 6223740 |
Fuel-fired furnace with self-cooling draft inducer fan |
May. 1, 2001 |
| RE37009 |
Enhanced tubular heat exchanger |
Jan. 9, 2001 |
| 6109254 |
Clamshell heat exchanger for a furnace or unit heater |
Aug. 29, 2000 |
| 6014966 |
Heat transfer unit for a furnace exhaust vent |
Jan. 18, 2000 |
| 6006741 |
Secondary heat exchanger for condensing furnace |
Dec. 28, 1999 |
| 5979433 |
Heater |
Nov. 9, 1999 |
| 5775318 |
Forced air condensing furnace and heat exchanger manifold therefor |
Jul. 7, 1998 |
| 5738084 |
Ventless patio fireplace |
Apr. 14, 1998 |
| 5623988 |
Polymeric heat exchanger with ceramic material insert |
Apr. 29, 1997 |
| 5560350 |
High efficiency, forced hot air heater which humidifies and cleans the air |
Oct. 1, 1996 |
| 5531212 |
Multi oil furnace |
Jul. 2, 1996 |
| 5524606 |
Air heater |
Jun. 11, 1996 |
| 5494026 |
Dome connecting structure of external combustion hot stove for blast furnace |
Feb. 27, 1996 |
| 5482027 |
Partitioned bisector regenerative air heater |
Jan. 9, 1996 |
| 5392761 |
Blower mounting arrangement for forced air furnace |
Feb. 28, 1995 |
| 5375586 |
Condensate isolator and drainage system for furnace |
Dec. 27, 1994 |
| 5368010 |
Multi-position forced air furnace |
Nov. 29, 1994 |
| 5359989 |
Furnace with heat exchanger |
Nov. 1, 1994 |
| 5341795 |
Inducer for condensing furnace |
Aug. 30, 1994 |
| 5333598 |
Unit heater and heat exchanger therefor |
Aug. 2, 1994 |
| 5324194 |
Snap-in hot surface ignitor bracket |
Jun. 28, 1994 |
| 5307800 |
Afterburner for a fuel-burning heater and method of construction |
May. 3, 1994 |
| 5297729 |
Furnace apparatus |
Mar. 29, 1994 |
| 5199414 |
Hammock filter for air conditioner |
Apr. 6, 1993 |
| 5178127 |
Flare fitting to pump of oil burner for receiving blow out tool |
Jan. 12, 1993 |
| 5176512 |
Inshot burner cluster apparatus |
Jan. 5, 1993 |
| 5174271 |
Heat exchanger with unitary air intake and exhaust member for an air conditioner |
Dec. 29, 1992 |
| 5156139 |
Controlled labyrinth heat exchanging oil nozzle assembly |
Oct. 20, 1992 |
| 5097819 |
Dispersed bubble condensation |
Mar. 24, 1992 |
| 5094224 |
Enhanced tubular heat exchanger |
Mar. 10, 1992 |
| 5086754 |
Fuel burning furnace |
Feb. 11, 1992 |
| 5062409 |
Hot-air furnace |
Nov. 5, 1991 |
| 5060722 |
Furnace heat exchanger |
Oct. 29, 1991 |
| 5044935 |
Method and apparatus for operating a firing plant using fossil fuels |
Sep. 3, 1991 |
| 5024595 |
Furnace protective device |
Jun. 18, 1991 |
| 4995808 |
Carbon desorption heater |
Feb. 26, 1991 |
| 4967726 |
Space heating and ventilation systems for buildings |
Nov. 6, 1990 |
|
|
|
