Patent · US Expired

Heat insulating means for piping subjected to thermal, hydrostatic and mechanical stresses, positioning thereof and processes for forming said insulating means

US4660861A · kind A · utility

35Cited by
21References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 1984
Grant dateApr 28, 1987
Priority date
Expiry dateDec 28, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S285/915
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to improvements made to heat insulating means for piping subjected to high thermal, hydrostatic and mechanical stresses. The new insulating means comprises a plurality of sectors or layers made from a lacunal insulating material enclosing air, which sectors or layers are bonded together by sheets or layers of elastomer, and having undergone curing at a temperature less than or equal to 120.degree. C.

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