Furnace preheater

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4306859
SERIAL NO

06155663

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A preheater suitable for a laboratory furnace provides improved furnace temperature uniformity and atmosphere control. The preheater comprises a rectangular chamber which is adapted to be placed in the bottom of the furnace chamber. The preheater includes a pair of longitudinal passageways on opposite sides of the preheater chamber. There is a plurality of perforations in the top wall at one end of the preheater and along each passageway for distributing preheated air or other gas into the furnace chamber. In a preferred embodiment, the preheater is made of stainless steel, and the preheater chamber contains stainless steel wool which aids in heat transfer.

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Patent Owner(s)

  • FISHER SCIENTIFIC COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jarmell, Solomon Pittsburgh, PA 3 96
Rodgers, Barry E Eastmont, PA 3 96

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