Patent · US Expired

Sulfur plant heatup process

US4178358A · kind A · utility

7Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 1978
Grant dateDec 11, 1979
Priority date
Expiry dateAug 16, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B17/0452
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A process for heating up a sulfur recovery plant such as a Claus unit or a combined Claus and SCOT unit, the process including first purging the plant with inert gas and blocking in the purged plant, followed by circulating heated inert gas through the plant to bring the plant to start-up temperature.

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