Patent · US Expired

Method and apparatus for forming boards from particles

US3954364A · kind A · utility

8Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1974
Grant dateMay 4, 1976
Priority date
Expiry dateJul 18, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB27N3/143
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Method and apparatus for forming boards and slats by consolidation of a mat of individual elongated fibers and particles which are preliminarily aligned or oriented in the same direction by free-fall through an electric field in order to achieve the desired physical properties such as stiffness, strength, and dimensional stability in the grain direction.

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