GB1412545A - Glass colour changes - Google Patents

Glass colour changes

Info

Publication number
GB1412545A
GB1412545A GB3749273A GB3749273A GB1412545A GB 1412545 A GB1412545 A GB 1412545A GB 3749273 A GB3749273 A GB 3749273A GB 3749273 A GB3749273 A GB 3749273A GB 1412545 A GB1412545 A GB 1412545A
Authority
GB
United Kingdom
Prior art keywords
melt
glass
colour
oxidation state
sulphide
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
GB3749273A
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.)
Visy Glass Operations Australia Pty Ltd
Original Assignee
ACI Operations Pty 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 ACI Operations Pty Ltd filed Critical ACI Operations Pty Ltd
Priority to GB3749273A priority Critical patent/GB1412545A/en
Publication of GB1412545A publication Critical patent/GB1412545A/en
Priority to MY254/76A priority patent/MY7600254A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/20Bridges, shoes, throats, or other devices for withholding dirt, foam, or batch
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/10Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels to produce uniformly-coloured transparent products
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Glass Compositions (AREA)

Abstract

1412545 Glass melts ACI OPERATIONS PTY Ltd 7 Aug 1973 37492/73 Heading C1M To reduce foam formation during changeover from a first to a second glass melt of different oxidation state (defined) and colour, the oxidation state of the first glass melt towards that of the second melt prior to the introduction or removal of colourants to produce the colour of the second melt. Suitable oxidizing agents are dichromates, arsenic, sodium sulphate gypsum, barytes and nitre. Suitable reducing agents include slag, aluminium powder, cyanides, carbon, sulphur, calcium sulphide, ferrous sulphide, iron pyrites and iron chromite.
GB3749273A 1973-08-07 1973-08-07 Glass colour changes Expired GB1412545A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3749273A GB1412545A (en) 1973-08-07 1973-08-07 Glass colour changes
MY254/76A MY7600254A (en) 1973-08-07 1976-12-30 Glass colour changes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3749273A GB1412545A (en) 1973-08-07 1973-08-07 Glass colour changes

Publications (1)

Publication Number Publication Date
GB1412545A true GB1412545A (en) 1975-11-05

Family

ID=10396878

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3749273A Expired GB1412545A (en) 1973-08-07 1973-08-07 Glass colour changes

Country Status (2)

Country Link
GB (1) GB1412545A (en)
MY (1) MY7600254A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414013A (en) 1982-04-26 1983-11-08 Connell David A Method of making black glass by utilizing incinerated waste glass
US4557743A (en) * 1983-09-01 1985-12-10 Glaverbel Method of and apparatus for monitoring the redox state of elements in glass
CN116395937A (en) * 2023-04-04 2023-07-07 蚌埠凯盛玻璃有限公司 Quick color changing process for glass
CN116409931A (en) * 2021-12-31 2023-07-11 江苏华东耀皮玻璃有限公司 Stepped transition color conversion process for glass preparation

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414013A (en) 1982-04-26 1983-11-08 Connell David A Method of making black glass by utilizing incinerated waste glass
US4557743A (en) * 1983-09-01 1985-12-10 Glaverbel Method of and apparatus for monitoring the redox state of elements in glass
CN116409931A (en) * 2021-12-31 2023-07-11 江苏华东耀皮玻璃有限公司 Stepped transition color conversion process for glass preparation
CN116395937A (en) * 2023-04-04 2023-07-07 蚌埠凯盛玻璃有限公司 Quick color changing process for glass
CN116395937B (en) * 2023-04-04 2023-09-01 蚌埠凯盛玻璃有限公司 Quick color changing process for glass

Also Published As

Publication number Publication date
MY7600254A (en) 1976-12-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee