Patent · US Expired

Method for surface treatment of carbon catalyst

US4465576A · kind A · utility

16Cited by
0References
4Claims
0Family size

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Key dates

Filing dateMar 16, 1983
Grant dateAug 14, 1984
Priority date
Expiry dateMar 16, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A carbon catalyst is activated by subjecting the carbon catalyst to a treatment of dry etching utilizing the activity of low-temperature plasma generated by electric discharge under vacuum.

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