Patent · US Expired

Hydrodesulfurization shutdown method

US4071439A · kind A · utility

10Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 1976
Grant dateJan 31, 1978
Priority date
Expiry dateOct 4, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G2300/107
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A shutdown procedure for residual hydrocarbon hydrodesulfurization process which employs a catalyst comprising Group VI-B and Group VIII metals, in sulfided form, supported on a refractory oxide and promoted with a minor amount of titanium.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.