Patent US3172736A successfully refreshed from Google Patents.
US3172736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: —
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Filing: —
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Granted: 1965-03-09
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Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:13
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/24; B01J19/2405; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/234; B01F23/2341; B01F23/23413; B01J19/0006; B01J19/002; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094; B01J2219/00105; B01J2219/00108; B01J2219/00164
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
AN APPARATUS FOR THE REACTION OF A GAS IN A LIQUID WHICH APPARATUS COMPRISES A TOP, A BOTTOM, AND WALLS JOINING THE TOP AND THE BOTTOM TO FORM A SUBSTANTIALLY CYLINDRICAL VESSEL HAVING ITS LONG AXIS POSITIONED VERTICALLY, SAID VESSEL HAVING AN UPPER PORTION AND A LOWER PORTION, SAID UPPER PORTION HAVING AT LEAST ONE GAS INLET PORT, A DEVICE FOR EMITTING A PREDOMINATELY LIQUID STREAM IN A CONICAL CONFIGURATION ARRANGED TO DISCHARGE TOWARDS SAID LOWER PORTION, AND AT LEAST ONE LIQUID INLET PORT POSITIONED TANGENTIALLY TO THE WALLS OF SAID UPPER PORTION AND LOCATED NEAR THE SAID TOP; SAID LOWER PORTION HAVING AN UPPER PORT AND A LOWER PORT, EACH POSITIONED TANGENTIALLY TO THE WALL OF SAID LOWER PORTION, A MEANS OPERATIVE TO WITHDRAW MATERIAL FROM THE INTERIOR OF SAID VESSEL THROUGH SAID LOWER PORT AND INJECT SAID WITHDRAWN MATERIAL INTO SAID VESSEL THROUGH SAID UPPER PORT, AND AN OUTLET PORT TO WITHDRAW A PORTION OF THE CONTENTS OF SAID VESSEL.
Claim 2
Independent Claim
162 words
AN APPARATUS FOR THE REACTION OF A GAS IN A LIQUID WHICH APPARATUS COMPRISES A TOP, A BOTTOM, AND WALLS JOINING THE TOP AND THE BOTTOM TO FORM A SUBSTANTIALLY CYLINDRICAL VESSEL HAVING ITS LONG AXIS POSITIONED VERTICALLY, SAID VESSEL HAVING AN UPPER PORTION AND A LOWER PORTION, SAID UPPER PORTION HAVING AT LEAST ONE GAS INLET PORT, A DEVICE FOR EMITTING A PREDOMINATELY LIQUID STREAM IN A CONICAL CONFIGURATION ARRANGED TO DISCHARGE TOWARDS SAID LOWER PORTION, AND AT LEAST ONE LIQUID INLET PORT POSITIONED TANGENTIALLY TO THE WALLS OF SAID UPPER PORTION AND LOCATED NEAR THE SAID TOP; SAID LOWER PORTION HAVING AN UPPER PORT AND A LOWER PORT, EACH POSITIONED TANGENTIALLY TO THE WALL OF SAID LOWER PORTION, A MEANS OPERATIVE TO WITHDRAW MATERIAL FROM THE INTERIOR OF SAID VESSEL THROUGH SAID LOWER PORT AND INJECT SAID WITHDRAWN MATERIAL INTO SAID VESSEL THROUGH SAID UPPER PORT, AND AN OUTLET PORT TO WITHDRAW A PORTION OF THE CONTENTS OF SAID VESSEL.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |