Patent · US Expired

Method and apparatus for thermal transportation using polyvinyl alcohol

US6430957B1 · kind B1 · utility

16Cited by
10References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 2000
Grant dateAug 13, 2002
Priority date
Expiry dateMar 29, 2020

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D17/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A thermal transportation method utilizes polyvinyl alcohol which is added to a liquid, and the liquid is cooled to form an ice slurry that is pumped through a pipe to effect the thermal transportation.

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