US3103439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehydration process and product
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
•
Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:43
CPC Classifications
A; A21; A21D; A21D10/00; A21D10/002; A21D10/005; A21D2/00; A21D2/08; A21D2/14; A21D2/18; A23; A23B; A23B2/00; A23B2/90; A23B2/91; A23K; A23K10/00; A23K10/30; A23K10/33; A23L; A23L21/00; A23L21/20; A23L21/25; F; F26; F26B; F26B5/00; F26B5/16; F26B7/00; F26B7/005; Y; Y02; Y02P; Y02P60/00; Y02P60/80; Y02P60/87
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A METHOD OF DEHYDRATING HEAT SENSITIVE LIQUID MATERIALS WHICH ARE DIFFICULT TO DRY BY CONVENTIONAL METHODS WITHOUT LOSS OF DESIRABLE QUALITIES AND INCORPORATING INTO DRY MIXES, WHICH METHOD COMPRISES VIGOROUSLY ADMIXING THE LIQUID MATERIAL WITH A SOLID FINELY DIVIDED CARRIER, WITH OUT OVERHEATING SAID LIQUID MATERIAL AND SAID CARRIER, TO DISTRIBUTE THE LIQUID MATERIAL FOR SORPTION BY THE CARRIER WITHOUT SUBSTANTIAL AGGLOMERATION OF THE MATERIAL, SUBJECTING THE ADMIXED MATERIALS TO A HOT DRYING GAS WHILE SIMULTANEOUSLY SUBJECTING THE MATERIALS TO VIGOROUS AGITIATION TO REMOVE MOISTURE FROM THE MATERIALS, AND THEREAFTER SEPARATING THE DRIED PRODUCT FROM THE GAS AND COOLING.
Claim 2
Independent Claim
99 words
A METHOD OF DEHYDRATING HEAT SENSITIVE LIQUID MATERIALS WHICH ARE DIFFICULT TO DRY BY CONVENTIONAL METHODS WITHOUT LOSS OF DESIRABLE QUALITIES AND INCORPORATING INTO DRY MIXES, WHICH METHOD COMPRISES VIGOROUSLY ADMIXING THE LIQUID MATERIAL WITH A SOLID FINELY DIVIDED CARRIER, WITH OUT OVERHEATING SAID LIQUID MATERIAL AND SAID CARRIER, TO DISTRIBUTE THE LIQUID MATERIAL FOR SORPTION BY THE CARRIER WITHOUT SUBSTANTIAL AGGLOMERATION OF THE MATERIAL, SUBJECTING THE ADMIXED MATERIALS TO A HOT DRYING GAS WHILE SIMULTANEOUSLY SUBJECTING THE MATERIALS TO VIGOROUS AGITIATION TO REMOVE MOISTURE FROM THE MATERIALS, AND THEREAFTER SEPARATING THE DRIED PRODUCT FROM THE GAS AND COOLING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |