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The international glass code is based on U.S. military standard MIL-G-174, and is a six-digit number specifying the glass according to its refractive index n d at the Fraunhofer d- (or D 3-) line, 589.3 nm, and its Abbe number V d also taken at that line.
The Glass Age Development Committee was established in 1937 by Pilkington to promote the use of glass as a building material in the United Kingdom. [1] It commissioned designs for many large-scale schemes, none of which were ever built. Initially its name was the Glass Age Town Planning Committee.
Pilkington aggressively protected its patents and trade secrets through a network of licensing agreements with glass manufacturers around the world. The modern "float" technique (pouring the molten glass on a layer of very pure molten tin) became commercially widespread when Alastair Pilkington developed a practical version, patented in the late 1950s and early 1960s.
The £14 million visitor centre was opened in March 2000 in a ceremony attended by the first chairman of the World of Glass and former chairman of Pilkington Glass Sir Antony Pilkington, the Mayor of St Helens Councillor Patricia Jackson as well as St Helens R.F.C. players and other dignitaries and special guests including local school children.
The float glass process is also known as the Pilkington process, named after the British glass manufacturer Pilkington, [4] which pioneered the technique in the 1950s at their production site in St Helens, Merseyside. [5] Modern windows are usually made from float glass, [6] though Corning Incorporated uses the overflow downdraw method. [7]
Katrina Adams and Zina Garrison were the defending champions, but competed this year with different partners.. Adams teamed up with Lori McNeil and lost in the second round to Helen Kelesi and Andrea Temesvári.
Self-cleaning glass is a specific type of glass with a surface that keeps itself free of dirt and grime. The field of self-cleaning coatings on glass is divided into two categories: hydrophobic and hydrophilic. These two types of coating both clean themselves through the action of water, the former by rolling droplets and the latter by sheeting ...
Martina Navratilova (second round); Mary Joe Fernández (semifinals); Conchita Martínez (third round); Jana Novotná (quarterfinals); Zina Garrison (first round); Nathalie Tauziat (quarterfinals)