Patent · US Expired

Nickel molybodtungstate hydrotreating catalysts (law444)

US6299760A · kind A · utility

120Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 2000
Grant dateOct 9, 2001
Priority date—
Expiry dateMar 3, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J23/8885
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A hydrodenitrogenation catalyst is prepared by decomposing a nickel (ammonium) molybdotungstate precursor and sulfiding, either pre-use or in situ, the decomposition product.

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