Patent · US Expired

Electric arc process for making fullerenes

US5227038A · kind A · utility

119Cited by
3References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 1991
Grant dateJul 13, 1993
Priority date
Expiry dateOct 4, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/901
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention provides a method of generating fullerenes by vaporizing carbon with the heat from an electrical arc and then condensing a soot from which fullerenes may be recovered.

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