FI872982A0 - Vakuumreningsfoerfarande foer glasmaterial, med kontrollerad skumning. - Google Patents

Vakuumreningsfoerfarande foer glasmaterial, med kontrollerad skumning.

Info

Publication number
FI872982A0
FI872982A0 FI872982A FI872982A FI872982A0 FI 872982 A0 FI872982 A0 FI 872982A0 FI 872982 A FI872982 A FI 872982A FI 872982 A FI872982 A FI 872982A FI 872982 A0 FI872982 A0 FI 872982A0
Authority
FI
Finland
Prior art keywords
vakuumreningsfoerfarande
skumning
kontrollerad
glasmaterial
foer
Prior art date
Application number
FI872982A
Other languages
English (en)
Other versions
FI872982A (fi
FI82437C (fi
FI82437B (fi
Inventor
Wright Montgomery Welton
Ronald Lee Schwenninger
Joseph Michael Matesa
Original Assignee
Ppg Industries Inc
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
Priority claimed from US06/895,647 external-priority patent/US4704153A/en
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of FI872982A0 publication Critical patent/FI872982A0/fi
Publication of FI872982A publication Critical patent/FI872982A/fi
Application granted granted Critical
Publication of FI82437B publication Critical patent/FI82437B/fi
Publication of FI82437C publication Critical patent/FI82437C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/225—Refining
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Glass Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FI872982A 1986-07-07 1987-07-06 Vakuumreningsfoerfarande foer glasmaterial, med kontrollerad skumning. FI82437C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US88264786A 1986-07-07 1986-07-07
US88264786 1986-07-07
US06/895,647 US4704153A (en) 1986-08-12 1986-08-12 Vacuum refining of glassy materials with controlled foaming
US89564786 1986-08-12

Publications (4)

Publication Number Publication Date
FI872982A0 true FI872982A0 (fi) 1987-07-06
FI872982A FI872982A (fi) 1988-01-08
FI82437B FI82437B (fi) 1990-11-30
FI82437C FI82437C (fi) 1991-03-11

Family

ID=27128668

Family Applications (1)

Application Number Title Priority Date Filing Date
FI872982A FI82437C (fi) 1986-07-07 1987-07-06 Vakuumreningsfoerfarande foer glasmaterial, med kontrollerad skumning.

Country Status (8)

Country Link
KR (1) KR900005199B1 (fi)
BR (1) BR8703393A (fi)
EG (1) EG18191A (fi)
FI (1) FI82437C (fi)
IL (1) IL83036A (fi)
MY (1) MY102867A (fi)
PT (1) PT85268B (fi)
TR (1) TR23142A (fi)

Also Published As

Publication number Publication date
IL83036A (en) 1994-02-27
PT85268A (pt) 1988-07-29
FI872982A (fi) 1988-01-08
TR23142A (tr) 1989-04-17
EG18191A (en) 1992-10-30
PT85268B (pt) 1993-07-30
BR8703393A (pt) 1988-03-22
KR900005199B1 (ko) 1990-07-21
KR880002759A (ko) 1988-05-11
FI82437C (fi) 1991-03-11
MY102867A (en) 1993-03-31
IL83036A0 (en) 1987-12-20
FI82437B (fi) 1990-11-30

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Legal Events

Date Code Title Description
PC Transfer of assignment of patent

Owner name: PPG INDUSTRIES OHIO, INC.

MM Patent lapsed

Owner name: PPG INDUSTRIES OHIO, INC.