Patent · US Expired

Wood molding process

US6053225A · kind A · utility

1Cited by
11References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1999
Grant dateApr 25, 2000
Priority date
Expiry dateFeb 8, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB27K5/001
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A wood molding process which comprises treating woods with liquid ammonia, removing said liquid ammonia by evaporation, softening woods with heating and molding them into a desired shape, and treating the molded woods with hot water or steam.

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