Patent · US Expired

Process based mixed refrigerants for ethylene plants

US5768913A · kind A · utility

3Cited by
16References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1997
Grant dateJun 23, 1998
Priority date
Expiry dateApr 16, 2017

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25J2270/60
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process and system for providing cooling service (refrigerant) for a gas separation process wherein the refrigerant is obtained from the system process fluid and after serving as refrigerant is returned to the process side for separation into product.

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