GB488602A - Improvements in and relating to the tempering of glass - Google Patents

Improvements in and relating to the tempering of glass

Info

Publication number
GB488602A
GB488602A GB34542/37A GB3454237A GB488602A GB 488602 A GB488602 A GB 488602A GB 34542/37 A GB34542/37 A GB 34542/37A GB 3454237 A GB3454237 A GB 3454237A GB 488602 A GB488602 A GB 488602A
Authority
GB
United Kingdom
Prior art keywords
glass
tempering
relating
chilling
dec
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB34542/37A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pilkington Group Ltd
Original Assignee
Pilkington Brothers Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pilkington Brothers Ltd filed Critical Pilkington Brothers Ltd
Publication of GB488602A publication Critical patent/GB488602A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00—Tempering or quenching glass products

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Refrigerator Housings (AREA)

Abstract

488,602. Tempering glass. PILKING- TON BROS., Ltd. Dec. 14, 1937, No. 34542. Convention date, Dec. 22, 1936. Drawings to Specification. [Class 56] A glass sheet or article is so tempered that the ratio of maximum compression at the surface to the maximum tension in the body is less than two. For this purpose, the heated glass is chilled in a number of stages in each of which the chilling is more rapid than at the end of the preceding stage. Methods of chilling which fulfil this condition are.described in the Specification.
GB34542/37A 1936-12-22 1937-12-14 Improvements in and relating to the tempering of glass Expired GB488602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US488602XA 1936-12-22 1936-12-22

Publications (1)

Publication Number Publication Date
GB488602A true GB488602A (en) 1938-07-11

Family

ID=21956839

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34542/37A Expired GB488602A (en) 1936-12-22 1937-12-14 Improvements in and relating to the tempering of glass

Country Status (1)

Country Link
GB (1) GB488602A (en)

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