US Patent: 726,915 - Calcining-furnace


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US Patent: 726,915

Calcining-furnace

Patentee:

Charles Theodore Hennig (exact or similar names) - London, England

USPTO Classifications:

34/166

Tool Categories:

specialty machines : industrial furnaces

Assignees:

James Robinson Hatmaker - London, England

Manufacturer:

Not known to have been produced

Witnesses:

H. D. Jameson

T. L. Rand

Patent Dates:
Applied:	Oct. 04, 1899
Granted:	May 05, 1903

Patent Pictures:

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Description:

The patent does not give any direct hints on the furnace's intended use, but most likely it was for heating limestone to create quicklime for making cement.