Patent · US Expired

Absorption refrigerator and production method thereof

US6813901B2 · kind B2 · utility

3Cited by
22References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 20, 2001
Grant dateNov 9, 2004
Priority date
Expiry dateJul 1, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/4935
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An absorption refrigerator includes a high temperature regenerator for heating a water solution including a halogen compound to generate steam. An oxide film having thickness of 0.02-5.0 &mgr;m, one of the colors blue, purple and gray, or a hydroxyl group is formed on a surface of at least one of the high temperature regenerators and the heat exchanger.

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