WO2004016564A1 - Procede de fabrication de panneaux de verre - Google Patents

Procede de fabrication de panneaux de verre Download PDF

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Publication number
WO2004016564A1
WO2004016564A1 PCT/JP2003/006254 JP0306254W WO2004016564A1 WO 2004016564 A1 WO2004016564 A1 WO 2004016564A1 JP 0306254 W JP0306254 W JP 0306254W WO 2004016564 A1 WO2004016564 A1 WO 2004016564A1
Authority
WO
WIPO (PCT)
Prior art keywords
glass
plate
pair
gap
glass panel
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.)
Ceased
Application number
PCT/JP2003/006254
Other languages
English (en)
Japanese (ja)
Inventor
Masao Misonou
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.)
Nippon Sheet Glass Co Ltd
Original Assignee
Nippon Sheet Glass Co 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 Nippon Sheet Glass Co Ltd filed Critical Nippon Sheet Glass Co Ltd
Priority to AU2003234834A priority Critical patent/AU2003234834A1/en
Publication of WO2004016564A1 publication Critical patent/WO2004016564A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/6612—Evacuated glazing units
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06—Joining glass to glass by processes other than fusing
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/677—Evacuating or filling the gap between the panes ; Equilibration of inside and outside pressure; Preventing condensation in the gap between the panes; Cleaning the gap between the panes
    • E06B3/6775—Evacuating or filling the gap during assembly
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/663—Elements for spacing panes
    • E06B3/66309—Section members positioned at the edges of the glazing unit
    • E06B3/66333—Section members positioned at the edges of the glazing unit of unusual substances, e.g. wood or other fibrous materials, glass or other transparent materials
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation
    • Y02A30/249—Glazing, e.g. vacuum glazing
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/22—Glazing, e.g. vaccum glazing

Definitions

  • a pair of sheet glass whose peripheral surfaces are opposed to each other at an interval is joined to each other with a sealing material to form a gap between the opposed plate surfaces of both sheet glasses, the peripheral portion of which is sealed.
  • the present invention relates to a method for manufacturing a glass panel in which a baking process for exhausting the inside of the gap is performed while heating a pair of glass sheets joined together at the peripheral edges, and then the gap is maintained in a reduced pressure state.
  • the peripheral portions of a pair of glass plates whose plate surfaces are opposed to each other at an interval are joined to each other with a sealing material, and the peripheral portion formed between the opposed plate surfaces of the both glass plates is dense. Since the closed gap is kept in a reduced pressure state, a glass panel having high heat insulating properties can be manufactured.
  • the gap is maintained in a reduced pressure state.
  • the gas molecules adsorbed on the opposite plate surfaces of both glass sheets and the gas molecules of the sealing material that is, are excited by external energy such as heat and ultraviolet rays with the passage of time and gasified, and
  • the gasification of gaseous species, which may desorb and impair the heat insulation performance can be promoted by heating in advance, and the gap can be maintained in a reduced pressure state after the gasified separation gas is discharged into the gap.
  • the higher the temperature the more efficiently gasification and gasification of gaseous molecules can be achieved in a short heating time.
  • the softening of the sheet glass is considered. Heating is performed at a temperature lower than the heating temperature (temperature at which flatness of the plate surface can be ensured) and the melting point of the sealing material. For this reason, in the baking process, it is necessary to lengthen the heating time in the baking process so as to surely prevent deterioration of the heat insulation performance when heating at a low temperature in consideration of the heat resistance temperature of the sheet glass and the sealing material. There is a disadvantage that the production efficiency of the glass panel is reduced.
  • the desorbed gas is adsorbed to prevent deterioration of the heat insulation performance. It is conceivable to prevent the deterioration of the heat insulation performance while improving the production efficiency of the glass panel by enclosing the getter agent that adsorbs the separated gas in the gap.
  • the thickness of the glass panel is increased.
  • the getter agent which can be filled in the void portion becomes insufficient and the desorbed gas cannot be sufficiently adsorbed.
  • the getter agent is accommodated in a suction glass tube provided so as to communicate with the gap to reduce the pressure and seal the gap.
  • the diameter of the suction glass tube increases, and the appearance may be deteriorated.
  • the present invention has been made in view of the above circumstances, and has as its object to enable efficient production of a glass panel capable of preventing deterioration of heat insulation performance at a high yield without increasing the thickness. I do. Disclosure of the invention
  • the characteristic configuration of the glass panel manufacturing method of the present invention is as follows.
  • a first characteristic configuration according to the present invention is that a pair of plate glasses 1A and IB, whose plate surfaces are opposed to each other at an interval, are joined together by a sealing material 3.
  • a gap V whose periphery is sealed is formed between the facing plate surfaces 4A and 4B of the two glass plates 1A and IB, and the pair of plate glasses 1A and 1B having the peripheral portions joined to each other is heated. After performing a baking process for exhausting the inside of the gap V, the glass panel holding the gap V in a reduced pressure state is formed.
  • the pair of plate glasses 1A and IB are each subjected to a heat treatment before being opposed to each other, and then the peripheral portions of the pair of plate glasses 1A and IB are joined together with a sealing material 3. It is characterized in that a void V is formed.
  • the gas molecules adsorbed on the facing plate surface are gasified in advance by heat treatment of each plate glass before the pair of plate glasses are opposed to each other and the peripheral edges are joined to each other with a sealing material. It can be detached from the surface. Then, after the heat treatment, the peripheral portions of the pair of plate glasses are joined together with a sealant to form a void, so that the number of gaseous molecular species to be gasified by heating during the baking process can be reduced.
  • the gaseous molecular species can be sufficiently heated to be gasified, so that the heat insulation performance can be prevented from deteriorating without using a getter agent.
  • a second characteristic configuration according to the present invention is that a plate glass made of soda-lime glass is used as the plate glass 1A, 1B, and the plate glass 1A, 1B is heated at a temperature of 530 ° C. or more during the heat treatment. It is characterized in that it is heated to a temperature of 680 ° C or lower.
  • the plate glass made of soda-lime glass may be softened when subjected to heat treatment at a temperature of not less than 680 ° C. If the heat treatment is performed at a temperature lower than 530 ° C, gasification of the gas molecule species adsorbed on the facing plate surface becomes insufficient. At this time, if the heating time in the baking process is shortened, the gas molecule species becomes sufficient. There is ⁇ that cannot be gasified.
  • heat treatment at a temperature of 530 ° C or more and 680 ° C or less as in this configuration, gasification of gaseous molecular species adsorbed on the facing plate surface is sufficiently promoted. Therefore, even if the heating time in the baking treatment is reduced, deterioration of the heat insulation performance can be effectively prevented.
  • a third characteristic configuration is that a low-emissivity material layer is formed on a plate surface 4A of at least one of the pair of plate glasses 1A and 1B that faces each other. 5 is provided, and the heat treatment is performed on at least the plate surface 4A on which the low-emissivity material layer 5 is provided.
  • a low-emissivity material layer is provided on the plate surfaces of at least one of the pair of glass plates facing each other, gaseous molecular species in the low-emissivity material layer are gasified. It is likely to be desorbed into the voids and deteriorate the heat insulation performance.
  • FIG. 1 is a perspective view of a glass panel.
  • FIG. 2 is an explanatory diagram of a method of manufacturing a glass panel.
  • FIG. 3 is a cross-sectional view of a main part of the glass panel.
  • FIG. 4 is an explanatory diagram of a method for manufacturing a glass panel.
  • FIG. 5 is an explanatory diagram of a method for manufacturing a glass panel.
  • FIG. 6 is an explanatory diagram of a method for manufacturing a glass panel. BEST MODE FOR CARRYING OUT THE INVENTION
  • Fig. 1 shows a pair of rectangular plate glasses 1A and IB, with the plate surfaces facing each other parallel to each other at a fixed interval by a plurality of spacers 2 interposed between both plate glasses 1A and 1B.
  • the peripheral portions of the glass sheets 1 A, 1 B are joined together with the sealing material 3 to form a gap V whose peripheral part is sealed between the opposed plate surfaces 4 A, 4 B of both the glass sheets 1 A, 1 B,
  • the heat insulating glass panel P in which the gap V is hermetically held under reduced pressure is shown.
  • the pair of glass sheets 1A and IB are soda-lime glass sheets manufactured by a transparent float method of 3 mm according to JIS standards (substantially 2.7 to 3.3 mm glass sheets are considered in consideration of thickness errors). ).
  • a low-emissivity material layer 5 that is transparent and reflects infrared rays to lower the emissivity is provided on the opposite plate surface 4A of one of the glass sheets 1A, thereby improving heat insulation performance.
  • -One sheet glass 1A is formed into a shape slightly smaller in size than the other sheet glass 1B, and the entire periphery of the other sheet glass 1B projects from the entire periphery of one sheet glass 1A. Deploy.
  • the projecting portion of the other sheet glass 1B and the entire periphery of the one sheet glass 1A are, for example, a low melting point lower than that of the sheet glasses 1A and 1B such as solder glass, and a low gas permeability.
  • the spacer 2 is made of a material having a compressive strength of about 4.9 ⁇ 10 8 Pa (5 ⁇ 10 3 kgf / cm 2 ) or more, for example, stainless steel (SUS 304) ′, and has a diameter of 0.
  • a column having a height of about 3 mm to 1.0 mm and a height of about 0.15 mm to 1.0 mm is preferable, and the interval between the spacers 2 is preferably about 20 mm.
  • a low emissivity material layer 5 is provided on the opposite plate surface 4A facing the gap V side by a CVD (Chemica1 VaporDeosition) method. Also, on the other sheet glass 1B, the low emissivity material layer 5 is not provided on any sheet surface. Then, after washing and drying the pair of plate glasses 1A and 1B, as shown in FIG. 2, one plate glass 1A has the low emissivity material layer 5 facing the gap V side facing upward, The other glass sheet 1B supports both glass sheets 1A and 1B in a single-sheet state in the heating furnace A with the opposing glass surface 4B facing the gap V side facing upward.
  • CVD Chemical1 VaporDeosition
  • heating furnace A for example, at a maximum heating temperature of 530 ° C to 590 ° C under atmospheric pressure, for 1 minute to 30 minutes! : Heat treatment of plate glass 1A, 1B to remove gaseous molecular species adsorbed on plate surfaces 4A, 4B of glass plate 1A, 1B and gaseous molecular species of low emissivity material layer 5. And desorb.
  • the both glass sheets 1A and IB are gradually cooled to about room temperature, and as shown in FIG. 3, through holes 6 are formed in one of the glass sheets 1A. Then, a suction glass tube 7 communicating with the through hole 6 is erected on the plate surface side forming the outer surface of the panel, and the space between the through hole 6 and the suction glass tube 7 is closed with a low melting point glass 8. deep.
  • the other glass plate 1B is supported substantially horizontally with the opposing plate surface 4B facing upward, and a plurality of spacers 2 are mounted on the opposing plate surface 4B back and forth at substantially constant intervals. Arrange left and right. Then, one plate glass 1 A is placed on the spacer 2 with the low emissivity material layer 5 side facing downward. Then, the opposing plate surfaces 4A and 4B of both the glass plates 1A and IB are opposed to each other with a plurality of spacers 2 maintaining a constant interval.
  • the outer peripheral portions of the rain glass panes 1A and IB are sealed with the sealing material 3 over the entire circumference, and a gap is formed between the opposing plate surfaces 4A and 4B of both the glass panes 1A and 1B.
  • the semi-finished glass panel product P1 with V is manufactured.
  • the glass panel semi-finished product P1 is supported in the heating furnace A with the suction glass tube 7 facing upward, and the bottomed cylindrical suction cup B1 of the suction sealing device B is suction glass. Cover so that tube 7 is covered.
  • a flexible veneer pipe B2 for sucking and discharging the gas in the gap V is communicated and surrounded on the lateral side of the suction cup B1.
  • an elastic O-ring B3 is provided to seal the gap between the suction cup B1 and the plate surface of the glass plate 1A.
  • the tip 7a of the suction glass tube 7 is provided inside the bottom of the suction cup B1.
  • An electric heater B4 for heating and melting is provided.
  • the tip of the suction cup B1 is brought into close contact with the plate surface of the plate glass 1A via the O-ring B3.
  • the glass panel blank P 1 while activating the void portion V is heated, for example, about 180 ° C, through a flexible pipe B 2 0. 133 Pa (l, 0 X 10 one 3 the To rr)
  • the vacuuming process should be performed in about 15 minutes by sucking the inside of the gap V with the pressure of about and discharging the gas in the gap V! : Apply.
  • the end portion 7a of the suction glass tube 7 is locally heated (approximately 1000 ° C.) to be melted by an electric heater B4, and the through hole 6 is sealed as shown in FIG.
  • the state with cold void portion V and 1. 33 Pa was maintained at (l. 0X 10- 2 To rr ) about depressurized state, the protective cap 9 which covers the suction glass tube 7 which is molten and adhered to the glass sheet 1 A To produce a heat-insulating glass panel P.
  • the deterioration rate of the heat insulating performance of the glass panel manufactured by the manufacturing method according to the present invention (hereinafter referred to as “executable glass panel:!-14”) and the glass panel manufactured by the conventional manufacturing method (hereinafter referred to as the conventional glass panel) And the rate of deterioration of heat insulation performance were compared.
  • the heat transmissibility of the product glass panels 1 to 14 manufactured using a pair of glass sheets 1A and 1B after heat treatment at various maximum heating temperatures and maximum heating temperature maintenance times We compared the change over time with the change over time of the heat transmission coefficient of a conventional glass panel manufactured using a pair of glass sheets 1A and IB without heat treatment.
  • the glass panels 1 to 14 have a low-emissivity film (low-emissivity material layer) 5 on one side of a soda-lime glass plate glass 1B manufactured by the float method and a similarly manufactured plate glass 1A. Combined with low radiation plate glass 1A.
  • the low-emissivity film (low-emissivity material layer) 5 was formed by coating a low-emissivity film material (low-emissivity material) obtained by doping tin oxide with fluorine on one surface of a sheet glass 1A by a CVD method. Combine multiple combinations of this
  • each combination of the plurality of sets of glass panels was washed and dried according to the manufacturing method described in the embodiment, and heat-treated at a specific maximum heating temperature and a maximum heating temperature maintaining time. Then, a granular spacer 2 (0.5 mm in diameter, 0.2 mm in height) is placed between the low emissivity film (low emissivity material layer) 5 side of one sheet glass 1 A and the other sheet glass 1 B by 20 mm. It was interposed at the pitch.
  • a semi-finished glass panel is obtained by sealing the edges of both glass sheets 1A and IB spaced at a constant interval at a processing temperature of about 470 ° C using low melting glass 3 over the entire circumference. 1 manufactured.
  • the conventional glass panel uses the same soda-lime glass plate glass 1B and low-emission plate glass 1A as used for the actual product glass panels 1 to 14, and does not perform heat treatment before facing each other. Except for the above, the glass panels were manufactured by the same manufacturing method as that of the glass panels 1 to 14 of the embodiment.
  • the completed glass panels 1 to 14 and the conventional glass panel were stored in a constant temperature room at 100 ° C, and the results of measuring the heat transmission coefficient after a certain period of time are shown in [Table 1].
  • the maximum heat temperature is 530 ° C to 680 ° C and the maximum heating temperature maintenance time is 1 minute to 30 minutes. 0 1 ⁇ 0.0 28 W / m ⁇ k (kcal / m 2 hr ° C), very low. Therefore, heat treatment at a temperature of 530 ° C or more and 680 ° C or less promotes gasification of gaseous molecular species, and only requires a mild baking treatment with a low heating temperature and a short heating time. It can be seen that the thermal insulation performance can be effectively prevented from deteriorating.
  • the realistic upper limit of the heat treatment temperature to maintain the flatness of the surface is 680 ° C. Therefore, it is preferable to perform the heat treatment in the range of 530 ° C. to 680 ° C.
  • Glass panel 6 530 30 1.294 1.295 1.296 1.298 1.306 1.311 1.316 0.022
  • Glass panel 7 530 10 1.288 1.289 1.291 1.293 1.295 1.312 1.316 0.028
  • Glass panel 8 530 3 i.o / 1 I.oQQy i one
  • the flat glass used in the method for manufacturing a glass panel according to the present invention is not limited to the float glass described in the above embodiment, and the type can be arbitrarily selected. (Glass with a function of diffusing light by surface treatment), netted glass or toughened glass, plate glass with functions such as heat ray absorption, ultraviolet ray absorption, heat ray reflection, and low radiation. There may be.
  • the composition of the glass may be soda silicate glass (soda lime silica glass), borosilicate glass, aluminosilicate glass, or various crystallized glasses.
  • the glass sheet used in the glass panel of the present invention is not limited to one having a different length or width from one sheet glass and the other sheet glass, and one having the same size is used. It may be.
  • the sheet glass used in the method for manufacturing a glass panel according to the present invention may be a sheet glass in which a low emissivity material layer is not provided on the opposite plate surface of both of the pair of sheet glasses.
  • the flat glass used in the method for manufacturing a glass panel according to the present invention is a flat glass provided with a low-emissivity material layer by coating a low-emissivity material on the opposite plate surface by a sputtering method. .
  • the glass panel manufacturing method according to the present invention is further improved by performing a heat treatment under reduced pressure before facing each of the pair of plate glasses.
  • spacer material used in the method for manufacturing a glass panel according to the present invention
  • the material is not limited to such.
  • the spacer can be formed from various materials such as glass and ceramic.
  • the shape of the spacer is not limited to a cylindrical shape, but may be a prismatic shape. Can also be changed as appropriate.
  • the sealing material for sealing between the outer peripheral portions of the pair of plate glasses is mainly composed of low melting point glass, or aluminum, lead, tin, or zinc. Metal solder may be used.
  • a getter agent may be used in combination in order to prevent deterioration of heat insulation performance.
  • the method for manufacturing a glass panel according to the present invention may be, for example, for a building.
  • Manufacture of glass panels such as glass, window glass for railway vehicles, and window glass for ships)
  • For equipment elements surface glass of plasma displays, doors and walls of refrigerators, doors and walls of heat insulators
  • the method for manufacturing the glass panel of the present invention is, for example, for construction and vehicles (automobile window glass, railway vehicle window glass, ship window glass) for equipment elements (plasma display surface glass, refrigerator opening and closing). It can be used for the manufacture of glass panels such as doors and walls, doors and walls of heat insulation devices).

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Joining Of Glass To Other Materials (AREA)

Abstract

L'invention concerne un procédé de fabrication de panneaux de verre consistant à joindre les bords périphériques d'une paire de verres plats (1A, 1B) au moyen d'un matériau de scellement, leurs surfaces plates étant opposées l'une à l'autre et séparées par un espacement, de manière à former un espace périphériquement fermé entre les surfaces plates opposées (4A, 4B) des deux verres plats, à réaliser un traitement de cuisson en vue d'une évacuation de l'espace tout en chauffant la paire de verres plats joints ensemble au niveau de leurs bords périphériques, à maintenir l'espace dans un état à pression réduite, lesdits verres plats étant traités thermiquement avant d'être opposés l'un à l'autre, puis à joindre ensemble les bords périphériques de la paire de verres plats (1A, 1B) au moyen d'un matériau de scellement de sorte à former un espace.
PCT/JP2003/006254 2002-08-12 2003-05-19 Procede de fabrication de panneaux de verre Ceased WO2004016564A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003234834A AU2003234834A1 (en) 2002-08-12 2003-05-19 Method of producing glass panels

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002-234838 2002-08-12
JP2002234838A JP2004075420A (ja) 2002-08-12 2002-08-12 ガラスパネルの製造方法

Publications (1)

Publication Number Publication Date
WO2004016564A1 true WO2004016564A1 (fr) 2004-02-26

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PCT/JP2003/006254 Ceased WO2004016564A1 (fr) 2002-08-12 2003-05-19 Procede de fabrication de panneaux de verre

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JP (1) JP2004075420A (fr)
AU (1) AU2003234834A1 (fr)
WO (1) WO2004016564A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001028952A1 (fr) * 1999-10-22 2001-04-26 Nippon Sheet Glass Co., Ltd. Panneau de verre et son procede de production

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001028952A1 (fr) * 1999-10-22 2001-04-26 Nippon Sheet Glass Co., Ltd. Panneau de verre et son procede de production

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AU2003234834A1 (en) 2004-03-03
JP2004075420A (ja) 2004-03-11

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