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US3427359A Expired / Lapsed US ⏱️ 0.0 years remaining

Oxychlorination of hydrocarbons and a catalyst therefor

Assignee: Union Carbide Corp
•
Filing: 1964-06-08
•
Granted: 1969-02-11
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Expires: 1984-06-08
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Abstract

No abstract record available.

Inventors

  • 👤 Charles E Rectenwald
  • 👤 George E Keller
  • 👤 Jared W Clark

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 11:49
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/06; B01J27/08; B01J27/10; C; C07; C07C; C07C17/00; C07C17/093; C07C17/15; C07C17/152; C07C17/154; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 92 words
A NOVEL CATALYST COMPOSITION CONSISTING ESSENTIALLY OF FROM ABOUT 1 TO ABOUT 10 WT. PERCENT COPPER CHLORIDE, FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF THE ALKALI METALS AND FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF THE RARE EARTH METALS, SAID PERCENTAGES BEING BASED ON AND SAID CHLORIDES BEING SUPPORTED BY AN INERT CARRIER MATERIAL HAVING A LOW SURFACE AREA NO GREATER THAN ABOUT 10 SQUARE METERS PER GRAM.
Claim 2
Dependent Claim 92 words
A NOVEL CATALYST COMPOSITION CONSISTING ESSENTIALLY OF FROM ABOUT 1 TO ABOUT 10 WT. PERCENT COPPER CHLORIDE, FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF THE ALKALI METALS AND FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF THE RARE EARTH METALS, SAID PERCENTAGES BEING BASED ON AND SAID CHLORIDES BEING SUPPORTED BY AN INERT CARRIER MATERIAL HAVING A LOW SURFACE AREA NO GREATER THAN ABOUT 10 SQUARE METERS PER GRAM.
Claim 3
Dependent Claim 189 words
IN A PROCESS OF OXIDATIVE CHLORINATION OF HYDROCARBONS TO PRODUCE CHLORINATED HYDROCARBONS THEREFROM, WHICH PROCESS COMPRISES CONTACTING A VAPOROUS MIXTURE OF ALIPHATIC HYDROCARBON, A CHLORINATING AGENT AND OXYGEN-CONTAINING GAS WITH A CATALYST DISPOSED IN A REACTION ZONE, SAID ALIPHATIC HYDROCARBON CONTAINING UP TO 4 CARBON ATOMS, WHEREIN ADJACENT CARBON ATOMS ARE LINKED BY 1 TO 2 VALENCE BONDS, SAID CATALYST CONSISTING ESSENTIALLY OF A MIXTURE OF FROM ABOUT 1 TO ABOUT 10 WT. PERCENT COPPER CHLORIDE, FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS AND FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF RARE EARTH METALS, SAID PERCENTAGES BEING BASED ON AND SAID CHLORIDE BEING SUPPORTED BY AN INERT CARRIER MATERIAL HAVING A LOW SURFACE AREA NO GREATER THAN ABOUT 10 SQUARE METERS PER GRAM, MAINTAINING SAID REACTION ZONE AT A TEMPERATURE RANGING FROM ABOUT 275* C. TO ABOUT 600*C. AND UNDER A PRESSURE RANGING FROM ABOUT 0 P.S.I.G. TO ABOUT 200 P.S.I.G. AND RECOVERING THE CHLORINATED HYDROCARBONS FROM THE EFFLUENT OF THE REACTION ZONE.
Claim 4
Dependent Claim 189 words
IN A PROCESS OF OXIDATIVE CHLORINATION OF HYDROCARBONS TO PRODUCE CHLORINATED HYDROCARBONS THEREFROM, WHICH PROCESS COMPRISES CONTACTING A VAPOROUS MIXTURE OF ALIPHATIC HYDROCARBON, A CHLORINATING AGENT AND OXYGEN-CONTAINING GAS WITH A CATALYST DISPOSED IN A REACTION ZONE, SAID ALIPHATIC HYDROCARBON CONTAINING UP TO 4 CARBON ATOMS, WHEREIN ADJACENT CARBON ATOMS ARE LINKED BY 1 TO 2 VALENCE BONDS, SAID CATALYST CONSISTING ESSENTIALLY OF A MIXTURE OF FROM ABOUT 1 TO ABOUT 10 WT. PERCENT COPPER CHLORIDE, FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS AND FROM ABOUT 1 TO ABOUT 10 WT. PERCENT OF CHLORIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF RARE EARTH METALS, SAID PERCENTAGES BEING BASED ON AND SAID CHLORIDE BEING SUPPORTED BY AN INERT CARRIER MATERIAL HAVING A LOW SURFACE AREA NO GREATER THAN ABOUT 10 SQUARE METERS PER GRAM, MAINTAINING SAID REACTION ZONE AT A TEMPERATURE RANGING FROM ABOUT 275* C. TO ABOUT 600*C. AND UNDER A PRESSURE RANGING FROM ABOUT 0 P.S.I.G. TO ABOUT 200 P.S.I.G. AND RECOVERING THE CHLORINATED HYDROCARBONS FROM THE EFFLUENT OF THE REACTION ZONE.

References Cited (Backward Citations)

US2399488A Cited
US2752402A Cited
US3210431A Cited
FR1321708A Cited
US3240827A Cited
US3184515A Cited
FR1352448A Cited
US3267161A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-02-11 1972-08-12 1973-02-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-02-11 1976-08-12 1977-02-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-02-11 1980-08-12 1981-02-11 $7700.00 Window Closed / Lapsed

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