US Patent: X7,078 - Blast furnace for smelting iron ore


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US Patent: 7,078X

Blast furnace for smelting iron ore

Patentee:

Thomas Gregg (exact or similar names) - Connellsville, PA

USPTO Classifications:

266/218

Tool Categories:

specialty machines : industrial furnaces : steel making furnaces

specialty machines : ore processing apparatus

trade specific : steel maker

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Granted:	May 22, 1832

Patent Pictures:

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Description:

Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2,000 of the almost 10,000 documents were recovered. Little is known about this patent. Only the patent drawing is available. This patent is in the database for reference only.