Patent · US Expired

Cooling trap for vacuum

US4607491A · kind A · utility

2Cited by
3References
20Claims
0Family size

Inventors

Key dates

Filing dateJan 24, 1985
Grant dateAug 26, 1986
Priority date
Expiry dateJan 24, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S417/901
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A vacuum cooling trap for use in a vacuum chamber comprising: a laminated structure comprised of a pair of plates bonded together in face-to-face contacting relation, the plates being composed of metal of high thermal conductivity, and the plates having aligned confronting conduit portions which jointly define a conduit within the laminated structure for circulating a cooling medium through the laminated structure during use of the vacuum cooling trap.

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