Patent US3894306A successfully refreshed from Google Patents.
Patent US3003931A successfully refreshed from Google Patents.
US3003931A
Expired / Lapsed
US
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Fog-scrubbing arrangement for flash distilling plant
Assignee: Bethlehem Steel Corp
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Filing: 1959-01-19
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Granted: 1961-10-10
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Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Worthen Eugene Porter
- 👤 Barbour Fenner Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:51
CPC Classifications
C; C03; C03B; C03B9/00; C03B9/30; C03B9/32; C03B9/33; B; B01; B01D; B01D3/00; B01D3/06; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/045; C02F1/06; Y; Y10; Y10S; Y10S203/00; Y10S203/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A METHOD OF SCRUBBING FOG FROM THE VAPOR PRODUCED BY THE FLASH EVAPORATION OF SUPERHEATED FEED, COMPRISING FLASHING SUPERHEATED FEED TO PRODUCE A MIXTURE OF VAPOR AND UNFLASHED FEED, PROPAGATING A FIRST CURTAINLIKE SPRAY OF UNFLASHED FEED, PASSING SAID VAPOR THOROUGH SAID FIRST CURTAIN-LIKE SPRAY OF UNFLASHED FEED, PASSING UNFLASHED FEED FROM SAID FIRST CURTAIN-LIKE SPRAY ALONG AN ARC-LIKE PATH AND PROPAGATING A SECOND CURTAIN-LIKE SPRAY OF UNFLASHED FEED, AND PASSING SAID VAPOR THROUGH SAID SECOND CURTAIN-LIKE SPRAY OF UNFLASHED FEED.
Claim 2
Independent Claim
81 words
A METHOD OF SCRUBBING FOG FROM THE VAPOR PRODUCED BY THE FLASH EVAPORATION OF SUPERHEATED FEED, COMPRISING FLASHING SUPERHEATED FEED TO PRODUCE A MIXTURE OF VAPOR AND UNFLASHED FEED, PROPAGATING A FIRST CURTAINLIKE SPRAY OF UNFLASHED FEED, PASSING SAID VAPOR THOROUGH SAID FIRST CURTAIN-LIKE SPRAY OF UNFLASHED FEED, PASSING UNFLASHED FEED FROM SAID FIRST CURTAIN-LIKE SPRAY ALONG AN ARC-LIKE PATH AND PROPAGATING A SECOND CURTAIN-LIKE SPRAY OF UNFLASHED FEED, AND PASSING SAID VAPOR THROUGH SAID SECOND CURTAIN-LIKE SPRAY OF UNFLASHED FEED.
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) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |