US2999796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple unit centrifugal evaporator
Assignee: University of California Berkeley
•
Filing: 1959-02-09
•
Granted: 1961-09-12
•
Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Le Roy A Bromley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:16
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/08; Y; Y10; Y10S; Y10S203/00; Y10S203/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A CENTRIFUGAL EVAPORATOR CHAMBER COMPRISING: A LOWER FIRST METAL EVAPORATOR DISC, A FIRST GASKET RING COAXIALLY STACKED ON SAID FIRST EVAPORATOR DISC, A METAL SEPARATOR RING COAXIALLY STACKED ON SAID FIRST GASKET RING, A SECOND GASKET RING COAXIALLY STACKED ON SAID SEPARATOR RING, AN UPPER SECOND DISC STACKED ON SAID SECOND GASKET RING, A FEED WATER INLET PORT FORMED IN SAID SECOND GASKET RING ABOVE SAID SEPARATOR RING, A CONDUIT MOUNTED ON THE LOWER FACE OF SAID FIRST DISC COMMUNICATING BETWEEN SAID INLET PORT AND THE CENTRAL PORTION OF THE UPPER FACE OF SAID FIRST DISC, A WASTE WATER PORT FORMED IN SAID FIRST GASKET RING BELOW SAID SEPARATOR RING, A CONDENSATE IN-
Claim 2
Dependent Claim
113 words
A CENTRIFUGAL EVAPORATOR CHAMBER COMPRISING: A LOWER FIRST METAL EVAPORATOR DISC, A FIRST GASKET RING COAXIALLY STACKED ON SAID FIRST EVAPORATOR DISC, A METAL SEPARATOR RING COAXIALLY STACKED ON SAID FIRST GASKET RING, A SECOND GASKET RING COAXIALLY STACKED ON SAID SEPARATOR RING, AN UPPER SECOND DISC STACKED ON SAID SECOND GASKET RING, A FEED WATER INLET PORT FORMED IN SAID SECOND GASKET RING ABOVE SAID SEPARATOR RING, A CONDUIT MOUNTED ON THE LOWER FACE OF SAID FIRST DISC COMMUNICATING BETWEEN SAID INLET PORT AND THE CENTRAL PORTION OF THE UPPER FACE OF SAID FIRST DISC, A WASTE WATER PORT FORMED IN SAID FIRST GASKET RING BELOW SAID SEPARATOR RING, A CONDENSATE IN-
References Cited (Backward Citations)
US394208A
Cited
US1056385A
Cited
US2218240A
Cited
US2392021A
Cited
US2348020A
Cited
US2582871A
Cited
US2894879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |