US3246761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid treating apparatus
Assignee: Individual
•
Filing: 1962-10-30
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Granted: 1966-04-19
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Expires: 1982-10-30
Abstract
No abstract record available.
Inventors
- 👤 Bryan John Gordon
- 👤 Smolski Ludwik
- 👤 Anthony A Kippen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:52
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/28; C02F3/2866; C02F3/2873; C02F3/02; C02F3/12; C02F3/22; C02F3/223; Y; Y02; Y02E; Y02E50/00; Y02E50/30; Y02W; Y02W10/00; Y02W10/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A LIQUID-TREATING APPARATUS COMPRISING A LIQUIDHOLDING VESSEL, A VERTICALLY EXTENDING TUBE LOCATED IN SAID VESSEL AND HAVING AN UPPER DISCHARGE OPENING AND A LOWER INLET OPENING SUBMERGED IN SAID LIQUID, MEANS SUBMERGED IN SAID LIQUID FOR DELIVERING TO SAID TUBE SEQUENTIAL BUBBLES EACH HAVING A TRANSVERSE CROSS-SECTION OCCUPYING AT LEAST A MAJOR PORTION OF THE TRANSVERSE CROSS-SECTION OF SAID TUBE, AND MEANS INCLUDING A HEATING MEMBER IN HEAT TRANSFER RELATIONSHIP WITH SAID TUBE FOR VARYING THE TEMPERATURE OF SAID TUBE, SAID BUBBLES FUNCTIONING AS PISTONS TO RAISE SAID LIQUID IN SAID TUBE AND IMPART TURBULENCE THERETO WHEREBY TO EFFECT A GOOD HEAT TRANSFER BETWEEN SAID TUBE AND SAID RISING LIQUID AND EFFECT A CLEANSING ACTION OF THE INSIDE FACE OF SAID TUBE.
Claim 2
Dependent Claim
122 words
A LIQUID-TREATING APPARATUS COMPRISING A LIQUIDHOLDING VESSEL, A VERTICALLY EXTENDING TUBE LOCATED IN SAID VESSEL AND HAVING AN UPPER DISCHARGE OPENING AND A LOWER INLET OPENING SUBMERGED IN SAID LIQUID, MEANS SUBMERGED IN SAID LIQUID FOR DELIVERING TO SAID TUBE SEQUENTIAL BUBBLES EACH HAVING A TRANSVERSE CROSS-SECTION OCCUPYING AT LEAST A MAJOR PORTION OF THE TRANSVERSE CROSS-SECTION OF SAID TUBE, AND MEANS INCLUDING A HEATING MEMBER IN HEAT TRANSFER RELATIONSHIP WITH SAID TUBE FOR VARYING THE TEMPERATURE OF SAID TUBE, SAID BUBBLES FUNCTIONING AS PISTONS TO RAISE SAID LIQUID IN SAID TUBE AND IMPART TURBULENCE THERETO WHEREBY TO EFFECT A GOOD HEAT TRANSFER BETWEEN SAID TUBE AND SAID RISING LIQUID AND EFFECT A CLEANSING ACTION OF THE INSIDE FACE OF SAID TUBE.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |