Cryopulverizing packed bed control system

Details Cryopulverizing packed bed control system Cryopulverizing packed bed control system

1979-02-22

1980-09-16

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

With automatic control

241 65, 241DIG37, B02C 13288

Patent

active

042225272

ABSTRACT:
A control system for optimizing the flow of a cryogenic refrigerant into the precooler and mill of a cryopulverizing system including means responsive to a change in the discharge temperature in the mill for introducing refrigerant into the mill in direct proportion to such temperature change and means responsive to the change in discharge temperature in the mill for introducing refrigerant into the precooler at a linear rate proportional to the product of the material feed rate and the change in discharge temperature and inversely proportional to the residence time of the feed material in the precooler.

REFERENCES:
patent: 2609150 (1952-09-01), Bludeau
patent: 2919862 (1960-01-01), Beike et al.
patent: 3633830 (1972-01-01), Oberpriller
patent: 3771729 (1973-11-01), Frable
patent: 3785575 (1974-01-01), Langmaack et al.
patent: 3921917 (1975-11-01), Meinass
patent: 3965267 (1976-06-01), Davis
patent: 4018633 (1977-04-01), Holland
patent: 4073443 (1978-02-01), Danioni

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