Patent · US Expired

Unsulating jacket

US5518138A · kind A · utility

8Cited by
10References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 1994
Grant dateMay 21, 1996
Priority date
Expiry dateFeb 22, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/231
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A double walled insulating jacket having a vacuum zone and a getter composition within the zone. The getter composition is barium oxide and a second oxide of palladium, ruthenium, rhodium, osmium, iridium, and/or silver and mixtures thereof. A process for producing this composition is disclosed.

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