US3230055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for contacting liquid and gaseous reactants
Assignee: Individual
•
Filing: 1960-12-06
•
Granted: 1966-01-18
•
Expires: 1980-12-06
Abstract
No abstract record available.
Inventors
- 👤 Wolfrom Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:38
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/232; B01F23/2323; B01F23/234; B01F23/2341; B01F23/23412; B01F23/2366; B01F23/2368; B01F35/00; B01F35/90; B01F35/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
APPARATUS FOR CONTINUOUSLY CONTACTING A GAS AND A LIQUID IN PREDETERMINED PROPORTIONS COMPRISING A VESSEL CONTAINING A PLURALITY OF SUBSTANTIALLY VERTICAL OPEN ENDED REACTION TUBES, A PAIR OF SPACED BULKHEADS THROUGH WHICH THE OPPOSITE ENDS OF THE TUBES EXTND FOR SUPPORTING SAID TUBES AND FOR DIVIDING SAID VESSEL INTO AN UPPER, AN INTERMEDIATE, AND A LOWER CHAMBER, CLSURE MEANS FOR THE LOWER ENDS OF EACH SAID TUBES CONTAINING A RESTRICTED ORIFICE THROUGH WHICH THE INTERIOR OF SAID TUBES COMMUNICATES WITH SAID LOWER CHAMBER, MEANS FOR INTRODUCING SAID GAS UNDER PRESSURE INTO SAID LOWER CHAMBER FOR FLOW THROUGH SAID RESTRICTED ORIFICES INTO SAID REACTION TUBES, RESERVOIR MEANS IN SAID UPPER CHAMBER FOR HOLDING LIQUID, SAID RESERVOIR MEANS HAVING A PLURALITY OF ORIFICES IN ITS BOTTOM FOR DISPENSING LIQUID AT A UNIFORM RATE, A PLURALITY
Claim 2
Dependent Claim
133 words
APPARATUS FOR CONTINUOUSLY CONTACTING A GAS AND A LIQUID IN PREDETERMINED PROPORTIONS COMPRISING A VESSEL CONTAINING A PLURALITY OF SUBSTANTIALLY VERTICAL OPEN ENDED REACTION TUBES, A PAIR OF SPACED BULKHEADS THROUGH WHICH THE OPPOSITE ENDS OF THE TUBES EXTND FOR SUPPORTING SAID TUBES AND FOR DIVIDING SAID VESSEL INTO AN UPPER, AN INTERMEDIATE, AND A LOWER CHAMBER, CLSURE MEANS FOR THE LOWER ENDS OF EACH SAID TUBES CONTAINING A RESTRICTED ORIFICE THROUGH WHICH THE INTERIOR OF SAID TUBES COMMUNICATES WITH SAID LOWER CHAMBER, MEANS FOR INTRODUCING SAID GAS UNDER PRESSURE INTO SAID LOWER CHAMBER FOR FLOW THROUGH SAID RESTRICTED ORIFICES INTO SAID REACTION TUBES, RESERVOIR MEANS IN SAID UPPER CHAMBER FOR HOLDING LIQUID, SAID RESERVOIR MEANS HAVING A PLURALITY OF ORIFICES IN ITS BOTTOM FOR DISPENSING LIQUID AT A UNIFORM RATE, A PLURALITY
References Cited (Backward Citations)
US1181205A
Cited
US2532756A
Cited
US2519618A
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US2762683A
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FR1194893A
Cited
FR1175291A
Cited
US2937923A
Cited
US2917372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |