Drying of lignite using nonaqueous solvents

Details Drying of lignite using nonaqueous solvents Drying of lignite using nonaqueous solvents

1975-06-23

1977-03-29

Camby, John J.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

F26B 300

Patent

active

040141047

ABSTRACT:
Drying of moist particulate carbonaceous material is facilitated by addition of a nonaqueous solvent having a low heat of vaporization and a low boiling point, such as methanol, to the material followed by application of heat to remove both solvent and water from the material.

REFERENCES:
patent: 3327402 (1967-06-01), Lamb et al.
patent: 3599885 (1971-08-01), Alderman
patent: 3953927 (1976-05-01), Hoffert

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