US3213000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple stage flash evaporator
Assignee: AQUA-CHEM HOLDING Inc A CORP OF
•
Filing: 1958-12-05
•
Granted: 1965-10-19
•
Expires: 1978-12-05
Abstract
No abstract record available.
Inventors
- 👤 Ewing Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:44
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/06; B01D3/065; Y; Y10; Y10S; Y10S203/00; Y10S203/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A MULTIPLE STAGE FLASH EVAPORATOR COMPRISING A CASING, PARTITIONS IN THE CASING DEFINING A LINEARLY ALIGNED SERIES OF CONTIGUOUS FLASH CHAMBERS, SAID PARTITIONS INCLUDING SEALING MEANS FOR SEALING EACH CHAMBER FROM ADJOINING CHAMBERS, FLUID PASSAGES INTERCONNECTING THE CHAMBERS, A PLURALITY OF CONDENSER TUBES EXTENDING UNBROKEN FROM END TO END OF THE CASING EACH TUBE PASSING GENERALLY LINEARLY THROUGH EACH OF THE CHAMBERS IN THE CASING AND LINEARLY INTO EACH NEXT ADJACENT CHAMBER, MEANS FOR MAINTAINING SERIATIM EACH CHAMBER IN THE SERIES AT A LOWER
Claim 2
Dependent Claim
84 words
A MULTIPLE STAGE FLASH EVAPORATOR COMPRISING A CASING, PARTITIONS IN THE CASING DEFINING A LINEARLY ALIGNED SERIES OF CONTIGUOUS FLASH CHAMBERS, SAID PARTITIONS INCLUDING SEALING MEANS FOR SEALING EACH CHAMBER FROM ADJOINING CHAMBERS, FLUID PASSAGES INTERCONNECTING THE CHAMBERS, A PLURALITY OF CONDENSER TUBES EXTENDING UNBROKEN FROM END TO END OF THE CASING EACH TUBE PASSING GENERALLY LINEARLY THROUGH EACH OF THE CHAMBERS IN THE CASING AND LINEARLY INTO EACH NEXT ADJACENT CHAMBER, MEANS FOR MAINTAINING SERIATIM EACH CHAMBER IN THE SERIES AT A LOWER
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |