Freeze-drying apparatus
First Claim
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1. AN APPARATUS FOR THE FREEZE DRYING OF MOISTURE CONTAINING MATERIAL INCLUDING IN COMBINATION:
- (A) AN EVACUABLE CHAMBER COMPRISING, A DEMOUNTABLE PORTION ADAPTED TO PROVIDE ACCESS INTO SAID EVACUABLE CHAMBER, AN EVACUABLE CHAMBER INTERNAL PORTION ADAPTED TO CONTAIN THE MATERIAL TO BE DRIED, EVACUATION MEANS ADAPTED TO PERMIT EVACUATION OF SAID EVACUABLE CHAMBER, HEATING MEANS ADAPTED TO HEAT THE MATERIAL TO BE DRIED IN SAID EVACUABLE CHAMBER INTERNAL PORTION, CONDENSER MEANS POSITIONED WITHIN SAID EVACUABLE CHAMBER AND ADAPTED TO BOTH FREEZE THE MATERIAL TO BE DRIED AND CONDENSE MOISTURE SUBLIMATING THEREFROM;
(B) DIVIDER MEANS ADAPTED TO PROVIDE A CLOSED GAS CIRCULATION PATH BETWEEN SAID CONDENSER MEANS AND SAID EVACUABLE CHAMBER INTERNAL PORTION;
AND
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1 Claim
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1. AN APPARATUS FOR THE FREEZE DRYING OF MOISTURE CONTAINING MATERIAL INCLUDING IN COMBINATION:
- (A) AN EVACUABLE CHAMBER COMPRISING, A DEMOUNTABLE PORTION ADAPTED TO PROVIDE ACCESS INTO SAID EVACUABLE CHAMBER, AN EVACUABLE CHAMBER INTERNAL PORTION ADAPTED TO CONTAIN THE MATERIAL TO BE DRIED, EVACUATION MEANS ADAPTED TO PERMIT EVACUATION OF SAID EVACUABLE CHAMBER, HEATING MEANS ADAPTED TO HEAT THE MATERIAL TO BE DRIED IN SAID EVACUABLE CHAMBER INTERNAL PORTION, CONDENSER MEANS POSITIONED WITHIN SAID EVACUABLE CHAMBER AND ADAPTED TO BOTH FREEZE THE MATERIAL TO BE DRIED AND CONDENSE MOISTURE SUBLIMATING THEREFROM;
(B) DIVIDER MEANS ADAPTED TO PROVIDE A CLOSED GAS CIRCULATION PATH BETWEEN SAID CONDENSER MEANS AND SAID EVACUABLE CHAMBER INTERNAL PORTION;
AND
- (A) AN EVACUABLE CHAMBER COMPRISING, A DEMOUNTABLE PORTION ADAPTED TO PROVIDE ACCESS INTO SAID EVACUABLE CHAMBER, AN EVACUABLE CHAMBER INTERNAL PORTION ADAPTED TO CONTAIN THE MATERIAL TO BE DRIED, EVACUATION MEANS ADAPTED TO PERMIT EVACUATION OF SAID EVACUABLE CHAMBER, HEATING MEANS ADAPTED TO HEAT THE MATERIAL TO BE DRIED IN SAID EVACUABLE CHAMBER INTERNAL PORTION, CONDENSER MEANS POSITIONED WITHIN SAID EVACUABLE CHAMBER AND ADAPTED TO BOTH FREEZE THE MATERIAL TO BE DRIED AND CONDENSE MOISTURE SUBLIMATING THEREFROM;
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Current AssigneeHarald Kamps, Helmut Rink, Ulrich Hackenberg
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Original AssigneeHarald Kamps, Helmut Rink, Ulrich Hackenberg
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InventorsULRICH HACKENBERG, HARALD KAMPS, HELMUT RINK
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Application NumberUS04/365,533Time in Patent Office853 DaysField of SearchUS Class Current34/92CPC Class CodesF26B 5/06 the process involving freezing
