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1. (WO2019046676) IMPROVED CERAMIC ROLLER BED AND MEASUREMENT METHOD
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Pub. No.: WO/2019/046676 International Application No.: PCT/US2018/049013
Publication Date: 07.03.2019 International Filing Date: 31.08.2018
IPC:
C03B 27/012 (2006.01)
C CHEMISTRY; METALLURGY
03
GLASS; MINERAL OR SLAG WOOL
B
MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL
27
Tempering glass products
012
by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
Applicants:
CORNING INCORPORATED [US/US]; One Riverfront Plaza Corning, New York 14831, US
Inventors:
DOIG, Allan James; US
ELLIOTT, Kevin Eugene; US
THOMAS, Amanda Kathryn; US
Agent:
BEAN, Gregory V.; US
Priority Data:
62/552,82531.08.2017US
Title (EN) IMPROVED CERAMIC ROLLER BED AND MEASUREMENT METHOD
(FR) CONVOYEUR À GALETS EN CÉRAMIQUE PERFECTIONNÉ ET PROCÉDÉ DE MESURE
Abstract:
(EN) A roller hearth furnace in an apparatus for the thermal strengthening of glass sheets comprises a ceramic roller bed having a deviation from a plane of not more than 500, 400, 300, 200, 100, or even 75 or 50 or 30 micrometers over an area of not less than 1, 1.2, 1.3, 1.5, 2, 3, 5 or 10 square meters. Desirably, roller diameters is not more than 75, 50, or even not more than 25 mm. Roller length is desirably not less than 1, 1.2, 1, 1.2, 1.3, 1.5, 2, or even 2.5 meters.
(FR) La présente invention concerne un four à sole à galets dans un appareil destiné au renforcement thermique de feuilles de verre comprenant un convoyeur à galets en céramique présentant un écart par rapport à un plan inférieur ou égal à 500, 400, 300, 200, 100 voire 75, 50 ou 30 micromètres sur une zone d'au moins 1, 1,2, 1,3, 1,5, 2, 3, 5 ou 10 mètres carrés. De préférence, les diamètres des galets sont inférieurs ou égaux à 75, 50 voire 25 mm. La longueur des galets est de préférence supérieure ou égale à 1, 1,2, 1, 1,2, 1,3, 1,5, 2 voire 2,5 mètres.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)