Refrigeration – Article moving means – Rotary about fixed axis – e.g. – rotary shelf or scraper
Patent
1974-12-20
1976-04-27
Wayner, William E.
Refrigeration
Article moving means
Rotary about fixed axis, e.g., rotary shelf or scraper
34 5, F26B 506
Patent
active
039525414
ABSTRACT:
Apparatus for quick freezing aqueous solutions or suspensions to be submitted to lyophilization by means of which also the lyophilization time is strongly reduced, characterized in that it comprises:
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patent: 1928173 (1933-09-01), Gerstenberg
patent: 2373806 (1945-04-01), Barnes
patent: 2803888 (1957-08-01), Cerletti
patent: 3199216 (1965-08-01), Broadwin
patent: 3241250 (1966-03-01), Broadwin
patent: 3270434 (1966-09-01), Hackenberg et al.
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