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US3255573A Expired / Lapsed US ⏱️ 0.0 years remaining

Dehydration of gases

Assignee: AUGUST C KARBUM
•
Filing: 1963-04-16
•
Granted: 1966-06-14
•
Expires: 1983-04-16
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Landrum C Cox

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 09:10
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/26

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 197 words
A METHOD OF DEHYDRATING NATURAL GAS COMPRISING THE STEPS OF FLOWING THE GAS THROUGH A GAS-LIQUID CONTACT APPARATUS WITHIN A PREDETERMINED PRESSURE AND TEMPERATURE RANGE, INTRODUCING INTO THE APPARATUS A WATER-ABSORBING SOLUTION COMPRISING A HYDROCARBON MATERIAL WHICH IS A LIQUID IN SAID PRESSURE AND TEMPERATURE RANGES AND A DESICCANT OF THE ETHER STRUCTURE TYPE DISSOLVED IN SAID HYDROCARBON MATERIAL AND BALANCE TO FORM AN EMULSION WITH WATER WHICH IS STABLE I THE APPARATUS IN SAID PRESSURE AND TEMPERATURE RANGES, CAUSING WATER-ABSORBING CONTACT OF THE SOLUTIO WITH THE GAS IN SAID APPARATUS, REMOVING FROM THE APPARATUS THE RESULTING EMULSION FORMED BY ABSORPTION OF WATER FROM THE GAS INTO THE SOLUTION, PASSING THE SAID EMULSION TO A SEPARATOR AND MAINTAINING THE SAID EMULSION AT A PRESSURE WITHIN OR CLOSE TO SAID PRESSURE RANGE, INCREASING THE TEMPERATURE OF THE SAID EMULSION APPROXIMATELY 30*F. WHILE AT SAID PRESSURE TO CAUSE THE WATER WHILE IN THE LIQUID STATE TO SETTLE OUT FROM THE EMULSION, REMOVING THE SETTLED OUT WATER FROM THE BOTTOM OF SAID SEPARATOR AND REINTRODUCING THE PRODUCT REMAINING AFTER SAID REMOVAL OF THE WATER INTO SAID APPARATUS TO PROVIDE AT LEAST IN PART SAID LIQUID SOLUTION INTRODUCED INTO THE APPARATUS.

References Cited (Backward Citations)

US2796145A Cited
US2981370A Cited
US3009536A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-13 1969-12-13 1970-06-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-13 1973-12-13 1974-06-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-13 1977-12-13 1978-06-14 $7700.00 Window Closed / Lapsed

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