Patent · US Expired

Method of preserving wood with lanthanide derivatives lanthanide derivatives

US4842898A · kind A · utility

9Cited by
4References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 17, 1987
Grant dateJun 27, 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 with compositions comprising aqueous solutions of one or more lanthanide derivatives, whereby the composition is contacted with the wood under vacuum.

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