Patent · US Expired

Carbonizable fabrics of activated, carbonized fibers and differently activated or unactivated fibers

US4714649A · kind A · utility

5Cited by
2References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 13, 1984
Grant dateDec 22, 1987
Priority date
Expiry dateDec 13, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/438
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A carbonizable fabric comprises first carbonizing fibre which can be activated and second fibre which is differently activatable or unaffected by treatment under activation conditions for said first fibre. Stronger, broader absorption spectrum fabrics can be prepared.

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