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US2919232A Expired / Lapsed US ⏱️ 0.0 years remaining

Batch deodorizer

Assignee: Armour and Co
•
Filing: 1957-05-27
•
Granted: 1959-12-29
•
Expires: 1977-05-27
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Abstract

No abstract record available.

Inventors

  • 👤 Dale V Stingley

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 15:44
CPC Classifications
C; C11; C11B; C11B3/00; C11B3/12; C11B3/14

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 184 words
THE METHOD OF STIRPPING VOLATILE MATERIALS FROM LIQUIDS COMPRISING CHARGING A BATCH OF LIQUID INTO A COLUMN HAVING A PLURALITY OF SPACED LIQUID-VAPOR CONTACT DEVICES DISPOSED THEREIN, SAID LIQUID SUBSTANTIALLY COVERING SAID PLURAILIY OF LIQUID-VAPOR CONTACT DEVICES, PASSING A CONTINOUS FLOW OF VAPOR INTO THE LOWER PORTION OF SAID COLUMN WHEREBY SAID VAPORS AND SAID LIQUID ARE CAUSED TO FLOW UPWARD THROUGH SAID PLURALITY OF LIQUIDVAPOR CONTACT DEVICES, SAID VAPORS COLLECTING AND FORMING A HEAD BENEATH THE UPPER CLOSURE OF EACH OF SAID LIQUID-VAPOR CONTACT DEVICES AND SAID VAPORS FLOWING FROM SAID HEAD WITH ENTRAINED LIQUIDS THROUGH A RISER TUBE WHICH PROJECTS DOWNWARDLY FROM THE UPPER CLOSURE OF EACH OF SAID CONTACT DEVICES WHEREBY LIQUID FLOWING FROM THE UPPER MOST LIQUID-VAPOR CONTACT DEVICE FLOWS TO THE SIDE AND DOWN THROUGH AN ANNULAR SPACE SURROUNDING SAID PLURALITY OF LIQUID-VAPOR CONTACT DEVICES AND IS CONTINUALLY RECYCLED THROUGH SAID CONTACT DEVICES WHEREBY SAID LIQUID IS CONTINUALLY CONTACTED WITH VAPORS AND THE VOLATILE MATERIALS OF THE LIQUID ARE STRIPPED FROM SAID LIQUID AND PASS UPWARDS AND OUTWARDS THROUGH AN EXHAUST SYSTEM AT THE UPPER PORTION OF SAID COLUMN.

References Cited (Backward Citations)

US2055048A Cited
US2494337A Cited
US2500934A Cited
US2578670A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-12-28 1963-06-29 1963-12-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-12-28 1967-06-29 1967-12-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-12-28 1971-06-29 1971-12-29 $7700.00 Window Closed / Lapsed

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