Process for preparing briquettes

Details Process for preparing briquettes Process for preparing briquettes

1976-09-29

1978-02-14

Dees, Carl F.

Fuel and related compositions

Liquid fuels

Aluminum or heavy metal, other than lead, containing

44 10G, 44 23, C10L 500, C10L 516

Patent

active

040736253

ABSTRACT:
A process for preparing a briquette is disclosed. The process comprises a coal with a caking substance having a softening point of 20.degree.-40.degree. C. or with a caking substance having a softening point of above 40.degree. C. and a solvent which has fluidity at normal temperature and is compatible with the caking substance to a coal for making briquettes, powerfully mixing at a temperature of above 10.degree. C., preferably of 20.degree.-50.degree. C., for 1-10 minutes, by using a mixer provided with a mixing tool which is rotated at a speed of more than 5m/sec. peripheral velocity and/or a mixer provided with a mixing tool which applies a pressure of more than 45kg/cm.sup.2 ; and briquetting by using a roll press, whereby a briquette is obtained having a shutter strength of more than 80 and a trommel strength of more than 90.

REFERENCES:
patent: 1611616 (1926-12-01), Tormin
patent: 1647075 (1927-10-01), Bowen
patent: 2834660 (1958-05-01), Eisenhut et al.

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