Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7335016 | Combustion chamber, particularly for vehicle heating device An evaporative burner, particularly for a vehicle heating device, includes a combustion chamber housing and, in the combustion chamber housing, an evaporative medium for receiving liquid fuel and for delivering fuel vapor into a combustion chamber. A heating coil ar... | 02/26/2008 |
| 6350116 | Pre-vaporizing and pre-mixing burner for liquid fuels The invention concerns a pre-vaporizing and pre-mixing burner for liquid fuels which has a fuel feed line (56), a pump which pressurizes the fuel in the feed line, a mixing region (123) and a fuel valve (119) which opens out into the mixing region and by ... | 02/26/2002 |
| 5191930 | Heat regenerator A gas regenerator is provided having for the clean air a set of two adjacent parallel flow paths having hot and cold ends, and for the waste gas a set of two adjacent parallel different flow paths, having hot and cold ends, the air and waste gas being sep... | 03/09/1993 |
| 5076469 | Device for heating a gaseous substance A device for applying or spraying viscous materials, preferably molten thermoplastic materials, has a discharge nozzle, which is supplied through separate lines with viscous material and heated gas. The supplied gas is conducted to the discharge nozzle by... | 12/31/1991 |
| 4807695 | Regenerator for a regenerative heating system A regenerator for a regenerative heating system comprises a chamber 2 for storing a heat storage bed in the form of discrete particles 45, a closable inlet 16 for introducing fresh particles into the chamber 2 to replace contaminated particles and a closa... | 02/28/1989 |
| 4661057 | Combustion device A fuel gas combustor which utilizes thermal assisted expansion and mixing of the fuel gas and a combustion supporting gas for more complete combustion and greater heat output. A heat transfer device provides thermal feedback from the flame to the gas expa... | 04/28/1987 |
| 4611985 | Vaporization burner A vaporization burner of the type that has a carrier connected with a fuel line on which an absorbent body is located is provided with a heat conducting body for quicker fuel vaporization and for increasing the temperature on the surface of the carrier th... | 09/16/1986 |
| 4443180 | Variable firing rate oil burner using aeration throttling A pressure atomizing liquid fuel burner having an improved turndown ratio is disclosed along with a method of increasing the turndown ratio in such burners. The burner includes means for adding an amount of gas to the liquid fuel prior to the injection of... | 04/17/1984 |
| 4435153 | Low Btu gas burner A burner for burning a low Btu gas including at least one set of fine ducts and at least one combustion chamber disposed on the downstream side of the set of fine ducts for obtaining combustion of the low Btu gas. Combustion gas produced in the combustion... | 03/06/1984 |
