Patent · US Expired

Equipment for surface treatment

US4069790A · kind A · utility

17Cited by
6References
5Claims
0Family size

Inventor

Key dates

Filing dateNov 2, 1976
Grant dateJan 24, 1978
Priority date
Expiry dateNov 2, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S198/952
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Equipment for surface treatment of articles, providing means for uniformly cleaning and completely burning off undesirable coatings formed on elements supporting the articles subjected to treatment. The equipment includes metallic elements for supporting the articles subjected to treatment, heating filaments placed inside each of the metallic elements, and a conveyor for moving the supporting elements through treatment and cleaning stations. The heating filaments, each of which is separated from each of the metallic supporting elements by an insulating layer, form parts of electrical circuits for heating the supporting elements, and burning off therefrom any coating material that adhered thereto at the treatment station.

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