Verfahren zum kontinuierlichen Behandeln von Korn- und/oder Staubgut mittels Dampf und/oder Gas
1,091,131. Gas/solids contacting apparatus. MIAG MUHLENBAU UND INDUSTRIE G.m.b.H. Jan. 11, 1965. [Jan. 31, 1964], No. 1102/65. Heading B1F. [Also in Division F4] A method of drying or pre-heating granular material, e.g. cement by a rising flow of steam or hot gases through which the cement &c. f...
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Zusammenfassung: | 1,091,131. Gas/solids contacting apparatus. MIAG MUHLENBAU UND INDUSTRIE G.m.b.H. Jan. 11, 1965. [Jan. 31, 1964], No. 1102/65. Heading B1F. [Also in Division F4] A method of drying or pre-heating granular material, e.g. cement by a rising flow of steam or hot gases through which the cement &c. falls, as described in Specification 1,040,063, is modified in that the rising gas is alternately accelerated and decelerated as by passing it upwardly through a series of downwardly tapering chamber 1, 2, 3. The cement &c. is supplied to the top chamber 1 by a pipe 5, collected by separators 4 and returned either to the top chamber 1 or to the intermediate chamber 2 by pipes 42. The pre-treatment is completed in chamber 3 from which the material passes to apparatus 6 for different treatment. The t o p chamber 1 may be replaced by a number of chambers arranged around a single separator, or may comprise an annular chamber surrounding the separator. The speed of flow of the gas always exceeds the suspension velocity. |
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