Coffee roasting process and apparatus

Details Coffee roasting process and apparatus Coffee roasting process and apparatus

1992-10-19

1994-02-22

Bennet, Henry A.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

34135, 34 33, 426466, 99483, F26B 300

Patent

active

052876330

ABSTRACT:
A coffee roaster in the form of a rotating drum having internal baffles forming oppositely-pitched helical paths that drive tumbling coffee beans toward the center of the drum in one direction of rotation of the drum and toward the ends of the drum in the other direction of rotation of the drum, the rotating drum being contained within a vessel and providing with a source of gas in the space between drum, the gas being hot enough to effect roasting of coffee beans.

REFERENCES:
patent: 2288085 (1942-06-01), Gea
patent: 2452134 (1948-10-01), Lowe

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