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US3320181A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydrocarbon conversion catalysts com prising molybdenum sulfide and nickel sulfide dispersed within alumina

Assignee: Chevron USA Inc
•
Filing: 1964-01-30
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Granted: 1967-05-16
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Expires: 1984-01-30
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Abstract

No abstract record available.

Inventors

  • 👤 Paul E Fischer
  • 👤 Waldeen C Buss
  • 👤 Edwin A Goldsmith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 11:48
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/02; B01J27/04; B01J27/047; B01J27/051; B01J27/0515

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 163 words
THE METHOD FOR PLRODUCING A GEL CATALYST COMPRISING MOLYBDENUM SULFIDE AND NICKEL SULFIDE MICROJSCOPICALLY DISPERSED WITHIN ALUMINA WHICH COMPRISES THE STEPS: (A) FORMING A SOLUTION COMPRISING NICKEL CHLORIDE, MOLYBDENUM PENTACHLORIDE AND ALUMINUM CHLORIDE, (B) ADDING TO SAID SOLUTIN FROM ABOUT 1.0 TO 5.0 MOLS OF AT LEAST ONE OXIRANE CONTAINING FROM 2 TO 3 CARBON ATOMS PER MOLECULE PER MOL OF CHLORIDE ION, THEREBY FORMING A HYDROGEL, (C) DEHYDRATING SAID HYDROGEL TO A GEL BY THE STEPS COMPRISING: (C) DEHYDRATING SAID HYDROGEL TO A GEL BY THE STEPS COMPRISING: (1) PARTIALLY DRYING SAID HYDROGEL AT A TEMPERATURE BELOW ABOUT 400*F., (2) CONTACTING THE PARTIALLY DRIED HYDROGEL WITH HEATED HYDROGEN IN THE ABSENCE OF A SULFURCONTAINING COMPOUND TO A TEMPERATURE IN THE RANGE OF FROM ABOUT 800* TO ABOUT 1150*F., THEREBY COMPLETING THE DEHYDRATION, AND (D) CONTACTING THE ALUMINA-MOLYBDENUM-NICKEL-CONTAINING COMPOUND WITH HYDROGEN AND A SULFUR-CONTAINING COMPOUND AT ELEVATED TEMPERATURES TO CONVERT A SUBSTANTIAL PORTION OF THE NICKEL AND MOLYBDENUM COMPONENTS TO THEIR CORRESPONDING SULFIDES.
Claim 2
Independent Claim 163 words
THE METHOD FOR PLRODUCING A GEL CATALYST COMPRISING MOLYBDENUM SULFIDE AND NICKEL SULFIDE MICROJSCOPICALLY DISPERSED WITHIN ALUMINA WHICH COMPRISES THE STEPS: (A) FORMING A SOLUTION COMPRISING NICKEL CHLORIDE, MOLYBDENUM PENTACHLORIDE AND ALUMINUM CHLORIDE, (B) ADDING TO SAID SOLUTIN FROM ABOUT 1.0 TO 5.0 MOLS OF AT LEAST ONE OXIRANE CONTAINING FROM 2 TO 3 CARBON ATOMS PER MOLECULE PER MOL OF CHLORIDE ION, THEREBY FORMING A HYDROGEL, (C) DEHYDRATING SAID HYDROGEL TO A GEL BY THE STEPS COMPRISING: (C) DEHYDRATING SAID HYDROGEL TO A GEL BY THE STEPS COMPRISING: (1) PARTIALLY DRYING SAID HYDROGEL AT A TEMPERATURE BELOW ABOUT 400*F., (2) CONTACTING THE PARTIALLY DRIED HYDROGEL WITH HEATED HYDROGEN IN THE ABSENCE OF A SULFURCONTAINING COMPOUND TO A TEMPERATURE IN THE RANGE OF FROM ABOUT 800* TO ABOUT 1150*F., THEREBY COMPLETING THE DEHYDRATION, AND (D) CONTACTING THE ALUMINA-MOLYBDENUM-NICKEL-CONTAINING COMPOUND WITH HYDROGEN AND A SULFUR-CONTAINING COMPOUND AT ELEVATED TEMPERATURES TO CONVERT A SUBSTANTIAL PORTION OF THE NICKEL AND MOLYBDENUM COMPONENTS TO THEIR CORRESPONDING SULFIDES.

References Cited (Backward Citations)

US2338089A Cited
US2708187A Cited
US2844542A Cited
US3075915A Cited
US3016347A Cited
US3114701A Cited
US3223652A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-05-15 1970-11-14 1971-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-05-15 1974-11-14 1975-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-05-15 1978-11-14 1979-05-16 $7700.00 Window Closed / Lapsed

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