Patent · US Expired

Method for producing moisture resistant electrodes

US4045593A · kind A · utility

20Cited by
5References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 22, 1975
Grant dateAug 30, 1977
Priority date
Expiry dateSep 22, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2955
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method of making flux-covered welding electrodes which are resistant to moisture absorption wherein untreated covered electrodes are treated with a dilute aqueous dispersion of at least one material taken from the class of silicon bearing materials consisting of colloidal amorphous solid silicas, quaternary ammonium colloidal silica sols and soluble silicates of lithium and potassium.

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