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Expired Canadian patentCanada

Reforming process having a high selectivity and activity for dehydrocyclization, isomerization, and dehydroisomerization

CA 1213237 A · Owner: Chevron Research And Technology Company · Inventors: Field, Leslie A.

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Abstract From the Canadian patent

A hydrocarbon conversion process is disclosed wherein a hydrocarbon feed is contacted with a reforming catalyst in the presence of a halogen at conditions which favor dehydrocyclization, isomerization and dehydro-, isomerization of the hydrocarbon feed. The degree of the isomerization and dehydroisomerization is controlled by adjusting the amount of halogen present. The amount of halogen present can be adjusted on stream by the addition of halogen-containing gas or water. The reforming catalyst comprises a large-pore zeolite containing at least one Group VIII metal. In one embodiment the reforming, catalyst comprises: (a) a large-pore zeolite containing barium and platinum; and (b) an …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted October 28, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 28, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 12, 1984
GrantedOctober 28, 1986
Term endedOctober 28, 2003
Patent numberCA 1213237 A
Classification (IPC)C10G35/09 +1 more

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedMarch 12, 1984Patent grantedOct 28, 1986Term endedOct 28, 2003

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.