Patent · US Expired

Method of preserving wood with lanthanide derivatives

US4889771A · kind A · utility

8Cited by
10References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 1987
Grant dateDec 26, 1989
Priority date
Expiry dateNov 17, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/662
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Described is a method of treating wood without pressure using compositions comprising aqueous solutions of one or more lanthanide derivative. Also described is a composition comprising wood and lanthanides or lanthanide derivatives.

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