US3293149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bubble deck fractionator useful for small scale fractionation
Assignee: Universal Oil Products Co
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Filing: 1963-08-30
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Granted: 1966-12-20
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Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 Robert A Lengemann
- 👤 Leslie C Hardison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:04
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/14; B01D3/16; B01D3/163; B01D3/18; B01D3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
AN IMPROVED FRACTIONATOR COMPRISING IN COMBINATION, (A) A VERTICALLY ELONGATED HOUSING HAVING AT LEAST ONE FLUID INLET THERETO AND AT LEAST TWO FLUID OUTLETS THEREFROM TO DISCHARGE SEPARATED FRACTIONS, (B) MEANS SUPPLYING HEAT TO FLUID MAINTAINED IN THE LOWER PORTION OF SAID HOUSING, AND (C) A PLURALITY OF VERTICALLY SPACED BUBBLE DECKS WITHIN SAID HOUSING, (D) EACH OF SAID DECKS HAVING A WEIR AND DOWNPIPE MEANS, A PLURALITY OF SPACED VAPOR OPENINGS THERETHROUGH, AND AN ACCOMPANYING MOVABLE BALL AND SEAT MEANS FOR THE TOP OF EACH OF SAID VAPOR OPENINGS AND IN ADDITION,
Claim 2
Dependent Claim
93 words
AN IMPROVED FRACTIONATOR COMPRISING IN COMBINATION, (A) A VERTICALLY ELONGATED HOUSING HAVING AT LEAST ONE FLUID INLET THERETO AND AT LEAST TWO FLUID OUTLETS THEREFROM TO DISCHARGE SEPARATED FRACTIONS, (B) MEANS SUPPLYING HEAT TO FLUID MAINTAINED IN THE LOWER PORTION OF SAID HOUSING, AND (C) A PLURALITY OF VERTICALLY SPACED BUBBLE DECKS WITHIN SAID HOUSING, (D) EACH OF SAID DECKS HAVING A WEIR AND DOWNPIPE MEANS, A PLURALITY OF SPACED VAPOR OPENINGS THERETHROUGH, AND AN ACCOMPANYING MOVABLE BALL AND SEAT MEANS FOR THE TOP OF EACH OF SAID VAPOR OPENINGS AND IN ADDITION,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |