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US2944960A Expired / Lapsed US ⏱️ 0.0 years remaining

Acetylene making and heavy oil coking process

Assignee: Texaco Inc
•
Filing: 1957-03-11
•
Granted: 1960-07-12
•
Expires: 1977-03-11
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Abstract

No abstract record available.

Inventors

  • 👤 Samuel P Dickens

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 19:11
CPC Classifications
C; C10; C10H; C10H13/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 150 words
A UNITARY PROCESS FOR PRODUCING ACETYLENE AND PETROLEUM COKE WHICH COMPRISES ADMIXING, AT A TEMPERATURE FROM 100-230*F. IN AN AGITATED HYDRATION ZONE, CALCIUM CARBIDE PARTICLES WITH A SEPARATELY FORMED DISPERSION OF WATER PARTICLES IN A MOBILE REACTION MEDIUM OF OIL COKING CHARGE STOCK, THE RATIO OF OIL TO WATER IN SAID DISPERSION BEING WITHIN THE RANGE OF FROM ABOUT 1 TO 50 PARTS BY WEIGHT OF OIL PER PART OF WATER, THEREBY FORMING A WET ACETYLENE GAS PHASE AND A LIQUID PHASE CONTAINING SUSPENDED HYDRATED LIME, SEPARATELY WITHDRAWING SAID GAS PHASE AND SAID LIQUID PHASE FROM SAID HYDRATION ZONE, PASSING AT LEAST A PORTION OF SAID LIQUID PHASE CNTAINING SUSPENDED LIME INTO A COKING ZONE MAINTAINED AT TEMPERATURE BETWEEN ABOUT 850* AND ABOUT 1500*F., THEREBY FORMING HYDROCARBON DISTILLATE AND PETROLEUM COKE CONTAINING OCCLUDED LIME, AND WITHDRAWING FROM SAID COKING ZONE SAID HYDROCARBON DISTILLATE AND SAID PETROLEUM COKE CONTAINING OCCLUDED LIME.

References Cited (Backward Citations)

GB189818110A Cited
US648688A Cited
GB191000124A Cited
US1226041A Cited
US1183457A Cited
US1516813A Cited
US2222585A Cited
US2875128A Cited
US2725349A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-07-12 1964-01-11 1964-07-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-07-12 1968-01-11 1968-07-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-07-12 1972-01-11 1972-07-12 $7700.00 Window Closed / Lapsed

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