Patent · US Expired

Neutral bronze glazings

US4101705A · kind A · utility

32Cited by
15References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 1975
Grant dateJul 18, 1978
Priority date
Expiry dateDec 2, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/3163
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A neutral bronze sheet glass has a dominant wavelength in the vicinity of 575 nm, and a monochromatic transmittance which in the range from about 400 nm to about 550 nm is on the average from about 5 to about 50% lower than in the range from about 550 nm to about 750 nm, and possesses in thicknesses suitable for glazing a luminous transmittance above 70%.

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