Patent · US Expired

Crystal growing

US4256530A · kind A · utility

14Cited by
1References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1978
Grant dateMar 17, 1981
Priority date
Expiry dateDec 7, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S117/90
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

In the growing of crystals, the formation of carbide contaminants is prevented by eliminating direct silica-graphite contact.

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