Patent · US Expired

Process and device for the recuperation of heat from selected ranges of the solar spectrum

US4278075A · kind A · utility

2Cited by
8References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 13, 1978
Grant dateJul 14, 1981
Priority date
Expiry dateNov 13, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P60/12
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A method of recuperating heat in the partial range of the solar radiation spectrum including the step of mixing variously colored organic pigments into a fluid circulated through a hollow body, said fluid further including an antifreezing medium which is non-corrosive to the hollow body.

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