EP 3924319 A1 20211222 - REFRACTORY PRODUCT HAVING A HIGH CONTENT OF ZIRCONIA
Title (en)
REFRACTORY PRODUCT HAVING A HIGH CONTENT OF ZIRCONIA
Title (de)
FEUERFESTES PRODUKT MIT HOHEM ZIRKONOXIDGEHALT
Title (fr)
PRODUIT REFRACTAIRE A HAUTE TENEUR EN ZIRCONE
Publication
Application
Priority
- FR 1901334 A 20190211
- EP 2020053472 W 20200211
Abstract (en)
[origin: WO2020165170A1] The present invention relates to a molten and cast refractory product comprising, in weight percent on the basis of oxides, and for a total of 100%: - ZrO2: balance to 100%, - Hf2O: < 5%, - SiO2: 8.1% to 12.0%, - B2O3: 0.20% to 0.90%, - Na2O + K2O: 0.40% to 0.80%, - Al2O3: 0.3% to 2.0%, - Y2O3: < 2.0%, - Fe2O3 + TiO2: < 0.6%, and - other species: < 1.5%.
IPC 8 full level
C04B 35/48 (2006.01); C03B 5/43 (2006.01); C04B 35/484 (2006.01); C04B 35/657 (2006.01); C09K 21/00 (2006.01)
CPC (source: EP US)
C03B 5/43 (2013.01 - EP US); C04B 35/48 (2013.01 - EP); C04B 35/481 (2013.01 - EP US); C04B 35/484 (2013.01 - EP US); C04B 35/657 (2013.01 - EP US); C04B 2235/3201 (2013.01 - EP US); C04B 2235/3206 (2013.01 - EP US); C04B 2235/3208 (2013.01 - EP US); C04B 2235/3213 (2013.01 - EP US); C04B 2235/3215 (2013.01 - EP US); C04B 2235/3217 (2013.01 - EP US); C04B 2235/3225 (2013.01 - EP US); C04B 2235/3232 (2013.01 - EP US); C04B 2235/3248 (2013.01 - EP US); C04B 2235/3272 (2013.01 - EP US); C04B 2235/3409 (2013.01 - EP US); C04B 2235/3418 (2013.01 - EP US); C04B 2235/447 (2013.01 - EP US); C04B 2235/65 (2013.01 - EP); C04B 2235/656 (2013.01 - EP); C04B 2235/6562 (2013.01 - EP US); C04B 2235/6565 (2013.01 - EP US); C04B 2235/72 (2013.01 - EP US); C04B 2235/727 (2013.01 - EP); C04B 2235/85 (2013.01 - EP); C04B 2235/96 (2013.01 - EP); C04B 2235/9607 (2013.01 - EP)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
FR 3092579 A1 20200814; FR 3092579 B1 20230414; CN 113454045 A 20210928; CN 113454045 B 20240308; EP 3924319 A1 20211222; JP 2022520068 A 20220328; JP 7274590 B2 20230516; US 2022106213 A1 20220407; WO 2020165170 A1 20200820
DOCDB simple family (application)
FR 1901334 A 20190211; CN 202080013867 A 20200211; EP 2020053472 W 20200211; EP 20705158 A 20200211; JP 2021546330 A 20200211; US 202017429525 A 20200211