NL7700517A - CONTROL DEVICE AND SYSTEM FOR SMALL DISTANCE SEPARATED HEATING ELEMENTS FOR FORMING GLASS FIBERS, AND METHOD OF USE FOR THIS. - Google Patents

CONTROL DEVICE AND SYSTEM FOR SMALL DISTANCE SEPARATED HEATING ELEMENTS FOR FORMING GLASS FIBERS, AND METHOD OF USE FOR THIS.

Info

Publication number
NL7700517A
NL7700517A NL7700517A NL7700517A NL7700517A NL 7700517 A NL7700517 A NL 7700517A NL 7700517 A NL7700517 A NL 7700517A NL 7700517 A NL7700517 A NL 7700517A NL 7700517 A NL7700517 A NL 7700517A
Authority
NL
Netherlands
Prior art keywords
control device
heating elements
glass fibers
small distance
forming glass
Prior art date
Application number
NL7700517A
Other languages
Dutch (nl)
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 US05/650,818 external-priority patent/US4017287A/en
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of NL7700517A publication Critical patent/NL7700517A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/0203—Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices
    • C03B37/0209—Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices by means of a solid heat sink, e.g. cooling fins
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/0203—Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices
    • C03B37/0213—Cooling non-optical fibres drawn or extruded from bushings, nozzles or orifices by forced gas cooling, i.e. blowing or suction
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/08—Bushings, e.g. construction, bushing reinforcement means; Spinnerettes; Nozzles; Nozzle plates
    • C03B37/09—Bushings, e.g. construction, bushing reinforcement means; Spinnerettes; Nozzles; Nozzle plates electrically heated
    • C03B37/091—Indirect-resistance heating
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
    • G05D23/1932—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces
    • G05D23/1934—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces each space being provided with one sensor acting on one or more control means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/22—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element being a thermocouple

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Control Of Resistance Heating (AREA)
  • Glass Melting And Manufacturing (AREA)
NL7700517A 1976-01-20 1977-01-19 CONTROL DEVICE AND SYSTEM FOR SMALL DISTANCE SEPARATED HEATING ELEMENTS FOR FORMING GLASS FIBERS, AND METHOD OF USE FOR THIS. NL7700517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/650,818 US4017287A (en) 1973-01-02 1976-01-20 Control apparatus and system for closely spaced heating elements for forming glass fibers and method of using same

Publications (1)

Publication Number Publication Date
NL7700517A true NL7700517A (en) 1977-07-22

Family

ID=24610430

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7700517A NL7700517A (en) 1976-01-20 1977-01-19 CONTROL DEVICE AND SYSTEM FOR SMALL DISTANCE SEPARATED HEATING ELEMENTS FOR FORMING GLASS FIBERS, AND METHOD OF USE FOR THIS.

Country Status (6)

Country Link
JP (1) JPS5289842A (en)
BE (1) BE850572A (en)
DE (1) DE2701551C3 (en)
FR (2) FR2352755A1 (en)
IT (1) IT1082710B (en)
NL (1) NL7700517A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697241A (en) * 1969-01-14 1972-10-10 Ppg Industries Inc Method and apparatus for providing controlled quench in the manufacture of fiber glass
CA1004335A (en) * 1973-01-02 1977-01-25 Thomas H. Jensen Glass fiberizing heating control system
US3969098A (en) * 1973-01-02 1976-07-13 Ppg Industries, Inc. Control apparatus and system for closely spaced heating elements

Also Published As

Publication number Publication date
JPS5289842A (en) 1977-07-28
FR2352756A1 (en) 1977-12-23
DE2701551B2 (en) 1979-08-16
BE850572A (en) 1977-07-20
IT1082710B (en) 1985-05-21
DE2701551A1 (en) 1977-07-21
FR2352755A1 (en) 1977-12-23
DE2701551C3 (en) 1980-04-24

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Legal Events

Date Code Title Description
BV The patent application has lapsed