Patent · US Expired

Rock channel heat storage

US4024910A · kind A · utility

21Cited by
6References
11Claims
0Family size

Inventor

Key dates

Filing dateMay 21, 1975
Grant dateMay 24, 1977
Priority date
Expiry dateMay 21, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/14
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such storage being the rocks themselves and a (usually much larger) part being the adjacent earth. Conduit connections are provided for carrying heat or cold to the rocks.

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