JP2016000690A - 高ジルコニア含有量を有する耐火製品 - Google Patents
高ジルコニア含有量を有する耐火製品 Download PDFInfo
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- JP2016000690A JP2016000690A JP2015157045A JP2015157045A JP2016000690A JP 2016000690 A JP2016000690 A JP 2016000690A JP 2015157045 A JP2015157045 A JP 2015157045A JP 2015157045 A JP2015157045 A JP 2015157045A JP 2016000690 A JP2016000690 A JP 2016000690A
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- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 title description 47
- 239000011521 glass Substances 0.000 claims abstract description 29
- 238000002844 melting Methods 0.000 claims abstract description 13
- 230000008018 melting Effects 0.000 claims abstract description 13
- 239000000047 product Substances 0.000 claims description 85
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 35
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 28
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 239000000377 silicon dioxide Substances 0.000 claims description 17
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229910052788 barium Inorganic materials 0.000 claims description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 239000006060 molten glass Substances 0.000 claims description 4
- 229910052712 strontium Inorganic materials 0.000 claims description 4
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 7
- 239000002019 doping agent Substances 0.000 abstract description 4
- 238000005266 casting Methods 0.000 abstract description 2
- 239000011734 sodium Substances 0.000 description 14
- 235000012245 magnesium oxide Nutrition 0.000 description 13
- 235000014692 zinc oxide Nutrition 0.000 description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 11
- 239000012535 impurity Substances 0.000 description 10
- 239000002994 raw material Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910052810 boron oxide Inorganic materials 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 229910000449 hafnium oxide Inorganic materials 0.000 description 3
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 230000008092 positive effect Effects 0.000 description 3
- 229910052845 zircon Inorganic materials 0.000 description 3
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- -1 oxynitrides Chemical class 0.000 description 2
- 230000001603 reducing effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- SDTHIDMOBRXVOQ-UHFFFAOYSA-N 5-[bis(2-chloroethyl)amino]-6-methyl-1h-pyrimidine-2,4-dione Chemical compound CC=1NC(=O)NC(=O)C=1N(CCCl)CCCl SDTHIDMOBRXVOQ-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000010314 arc-melting process Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000012926 crystallographic analysis Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical class [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 1
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- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
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Abstract
Description
ZrO2+Hf2O:100%までの補完分
4.5%<SiO2<6.0%
Al2O3<0.80%
0.3%<B2O3<1.0%
Ta2O5+Nb2O5<0.15%
Na2O+K2O<0.1%
K2O<0.04%
CaO+SrO+MgO+ZnO+BaO<0.4%
P2O5<0.05%
Fe2O3+TiO2<0.55%
任意的にY2O3を含む他の酸化物種(Y2O3が存在する場合、それは前記「他の酸化物種」中に数えられる):<1.5%、ただしY2O3<0.3%、
を含む溶融鋳造耐火製品であって、Al2O3/B2O3の重量含有量の比A/Bが0.5〜2.0である、溶融鋳造耐火製品に関する。
− Al2O3/B2O3の重量含有量の比A/Bは、1.75以下、好ましくは1.6以下、好ましくは1.5未満、好ましくは1.2未満、1.1未満さらには1.0未満である。
− Al2O3/B2O3の重量含有量の比A/Bは、0.55超、さらには0.60超である。
− ZrO2+HfO2の重量含有量の比は95.5%未満、さらには95.0%未満、さらには94.0%未満、かつ/または90.0%超、または91.0%超、さらには92.0%超である。
− シリカSiO2の重量含有量は、4.6%超、4.8%超、4.9%超、かつ/または5.5%未満である。
− Al2O3の重量含有量は0.2%超、さらには0.3%超、さらには0.35%超である。
− アルミナAl2O3の重量含有量は0.75%未満、0.70%未満、0.60%未満、0.55%未満、さらには0.50%未満である。
− アルミナAl2O3は不純物としてのみ存在する。
− B2O3の重量含有量は0.35%超、さらには0.40%超、さらには0.45%超である。
− B2O3の重量含有量は0.90%未満、さらには0.80%未満、さらには0.70%未満、さらには0.60%未満、さらには0.55%未満である。
− (Ta2O5+Nb2O5)の合計重量含有量は0.10%未満、0.05%未満、さらには事実上ゼロである。
− (Na2O+K2O)の重量含有量は、0.04未満である。
− 鉄および/またはチタンおよび/またはカルシウムおよび/またはストロンチウムおよび/またはバリウムおよび/またはマグネシウムおよび/または亜鉛および/またはリンの酸化物は、不純物としてのみ存在する。
− 鉄および/またはチタンの酸化物の重量含有量Fe2O3+TiO2は0.4%未満、好ましくは0.3%未満、好ましくは0.2%未満である。
− カルシウムおよび/またはストロンチウムおよび/またはバリウムおよび/またはマグネシウムおよび/または亜鉛の酸化物の重量含有量は0.2%未満、好ましくは0.1%未満である。
− カルシウムおよび/またはストロンチウムおよび/またはバリウムおよび/またはマグネシウムおよび/または亜鉛の酸化物の合計重量含有量CaO+SrO+BaO+MgO+ZnOは0.3%未満、好ましくは0.2%未満、0.1%未満、0.05%未満である。
− 「他の酸化物種」の合計重量含有量は1.0%未満、0.6%未満、0.5%未満、さらには0.3%未満である。
− 「他の酸化物種」は、不純物のみで構成され、「他の酸化物種」の合計重量含有量は、0.6%未満、0.5%未満、さらには0.3%未満である。
− 「他の酸化物種」の一部を成す酸化イットリウムY2O3の重量含有量は0.25%未満である。
− SnO2+CuOの重量含有量は0.05%未満である。
92.0%<ZrO2+Hf2O<95.0%
4.5%<SiO2<6.0%
Al2O3<0.55%
0.35%<B2O3<0.55%
Ta2O5+Nb2O5<0.05%
Na2O+K2O<0.04%
CaO+SrO+MgO+ZnO+BaO<0.2%
(ZrO2、Hf2O、SiO2、Al2O3、B2O3、Ta2O5、Nb2O5、Na2O、K2O、CaO、SrO、MgO、ZnOおよびBaO以外の)他の酸化物種;100%までの補完分、
を含み、Al2O3/B2O3の重量含有量の比A/Bが0.6〜1.2である、溶融鋳造耐火製品を提供する。
a)原料を混合して出発投入物を形成するステップと;
b)溶解材料が得られるまで前記出発投入物を溶解させるステップと;
c)冷却により前記溶解材料を鋳造・固化して、耐火製品を得るステップと;
を含む方法であって、前記原料は前記耐火製品が本発明に係るものとなるように選択されることを特徴とする方法にも関する。
酸化物の重量含有量とは、業界で一般的な慣例にしたがって、最も安定した酸化物の形で表現された対応する化学元素の各々についての合計含有量を意味する。したがって、これには、上述の元素の亜酸化物そして任意的に窒化物、オキシ窒化物、炭化物、オキシ炭化物、炭窒化物さらには上述の元素の金属種が含まれる。
a)原料を混合して出発投入物を形成するステップ;
b)溶解材料が得られるまで前記出発投入物を溶解させるステップ;
c)冷却により前記溶解材料を固化して、本発明に係る耐火製品を得るステップ。
− 主として、重量平均で98.5%のZrO2+HfO2、0.2%のSiO2および0.02%のNa2Oを含むジルコニア、
− 33%のシリカのジルコンサンド、
− 99%超の純度の酸化ホウ素。
ZrO2+HfO 2 :100%までの補完分、
4.5%<SiO2<6.0%、
Al2O3<0.80%、および
0.3%<B2O3<0.8%
を含み、かつ下記要件:
Ta2O5+Nb2O5<0.15%、
Na2O+K2O<0.04%、
CaO+SrO+MgO+ZnO+BaO<0.4%、
SrO+MgO+ZnO+BaO<0.05%、
P2O5<0.05%、
Fe2O3+TiO2<0.55%、
ZrO 2 、HfO 2 、SiO 2 、Al 2 O 3 、B 2 O 3 、Ta 2 O 5 、Nb 2 O 5 、Na 2 O、K 2 O、CaO、SrO、MgO、ZnO、BaO、P 2 O 5 、Fe 2 O 3 およびTiO 2 以外である、他の酸化物種の合計含有量:<1.5%、
Y2O3<0.3%、
Al2O3/B2O3の重量含有量の比A/Bが0.5〜2.0である、および
HfO 2 の含有量が2%未満である、
を満たす溶融鋳造耐火製品に関する。
92.0%<ZrO2+HfO 2 <95.0%
4.5%<SiO2<6.0%
Al2O3<0.55%
0.35%<B2O3<0.55%
Ta2O5+Nb2O5<0.05%
Na2O+K2O<0.04%
CaO+SrO+MgO+ZnO+BaO<0.2%
(ZrO2、HfO 2 、SiO2、Al2O3、B2O3、Ta2O5、Nb2O5、Na2O、K2O、CaO、SrO、MgO、ZnOおよびBaO以外の)他の酸化物種;100%までの補完分、
を含み、Al2O3/B2O3の重量含有量の比A/Bが0.6〜1.2である、溶融鋳造耐火製品を提供する。
Claims (15)
- 酸化物に基づく重量百分率で前記酸化物の合計100%に対して、
ZrO2+Hf2O:100%までの補完分
4.5%<SiO2<6.0%
Al2O3<0.80%
0.3%<B2O3<1.0%
Ta2O5+Nb2O5<0.15%
Na2O+K2O<0.1%
K2O<0.04%
CaO+SrO+MgO+ZnO+BaO<0.4%
P2O5<0.05%
Fe2O3+TiO2<0.55%
任意的にY2O3を含む他の酸化物種:<1.5%、ただしY2O3<0.3%
を含む溶融鋳造耐火製品であって、Al2O3/B2O3の重量含有量の比A/Bが0.5〜2.0である、溶融鋳造耐火製品。 - 前記比A/Bが1.5未満である、請求項1に記載の製品。
- Nb2O5+Ta2O5<0.10%である、請求項1〜2のいずれか一項に記載の製品。
- Nb2O5+Ta2O5<0.05%である、請求項3に記載の製品。
- シリカSiO2の重量含有量が4.8%超である、請求項1〜4のいずれか一項に記載の製品。
- B2O3の重量含有量が0.80%未満である、請求項1〜5のいずれか一項に記載の製品。
- B2O3の重量含有量が0.55%未満である、請求項6に記載の製品。
- Al2O3の重量含有量が0.70%未満である、請求項1〜7のいずれか一項に記載の製品。
- Al2O3の重量含有量が0.55%未満である、請求項8に記載の製品。
- Y2O3の重量含有量が0.25%未満である、請求項1〜9のいずれか一項に記載の製品。
- Na2O+K2Oの重量含有量が0.04%未満であり、鉄および/またはチタンの酸化物の重量含有量Fe2O3+TiO2が0.4%未満であり、P2O5の重量含有量が0.05%未満であり、カルシウムおよび/またはストロンチウムおよび/またはバリウムおよび/またはマグネシウムおよび/または亜鉛の酸化物の合計重量含有量CaO+SrO+BaO+MgO+ZnOが0.3%未満であり、他の酸化物種の合計重量含有量が0.6%未満である、請求項1〜10のいずれか一項に記載の製品。
- 前記酸化物に基づく重量百分率で、
92.0%<ZrO2+Hf2O<95.0%
4.5%<SiO2<6.0%
Al2O3<0.55%
0.35%<B2O3<0.55%
Ta2O5+Nb2O5<0.05%
Na2O+K2O<0.04%
CaO+SrO+MgO+ZnO+BaO<0.2%
ZrO2、Hf2O、SiO2、Al2O3、B2O3、Ta2O5、Nb2O5、Na2O、K2O、CaO、SrO、MgO、ZnOおよびBaO以外の酸化物種:100%までの補完分、
を含み、Al2O3/B2O3の重量含有量の比A/Bが0.6〜1.2である、請求項1〜11のいずれか一項に記載の製品。 - Al2O3の重量含有量が0.50%未満である、請求項1〜12のいずれか一項に記載の製品。
- 前記比A/Bが1.1未満である、請求項1〜13のいずれか一項に記載の製品。
- 溶解ガラスと接触するよう意図された領域内に請求項1〜14のいずれか一項に記載の製品を含むガラス溶解炉。
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FR1050601A FR2955578B1 (fr) | 2010-01-28 | 2010-01-28 | Produit refractaire a forte teneur en zircone |
FR1050601 | 2010-01-28 |
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JP2012550551A Active JP5837509B2 (ja) | 2010-01-28 | 2011-01-28 | 高ジルコニア含有量を有する耐火製品 |
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JP2012550551A Active JP5837509B2 (ja) | 2010-01-28 | 2011-01-28 | 高ジルコニア含有量を有する耐火製品 |
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US (2) | US8859445B2 (ja) |
EP (2) | EP2528877B1 (ja) |
JP (3) | JP2013518026A (ja) |
KR (2) | KR101790688B1 (ja) |
CN (4) | CN102725246A (ja) |
BR (2) | BR112012018402A2 (ja) |
CA (2) | CA2787925A1 (ja) |
EA (2) | EA023471B1 (ja) |
FR (1) | FR2955578B1 (ja) |
MX (2) | MX2012008646A (ja) |
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FR2955577B1 (fr) | 2010-01-28 | 2014-06-20 | Saint Gobain Ct Recherches | Produit refractaire a forte teneur en zircone. |
FR2955578B1 (fr) | 2010-01-28 | 2014-06-13 | Saint Gobain Ct Recherches | Produit refractaire a forte teneur en zircone |
FR2969145B1 (fr) * | 2010-12-16 | 2013-01-11 | Saint Gobain Ct Recherches | Produit refractaire a haute teneur en zircone. |
JP6140686B2 (ja) * | 2012-04-06 | 2017-05-31 | 旭硝子株式会社 | 高ジルコニア質電鋳耐火物 |
TWI509077B (zh) * | 2012-05-10 | 2015-11-21 | China Steel Corp | Refractory coating for blast furnace castings for cooling pipes |
FR3032963A1 (fr) * | 2015-02-20 | 2016-08-26 | Saint Gobain Ct Recherches | Produit fondu a forte teneur en zircone |
TW201831410A (zh) * | 2017-01-03 | 2018-09-01 | 美商康寧公司 | 用於生產包含結晶氧化鋯的玻璃之裝置及方法 |
WO2018162447A1 (en) | 2017-03-09 | 2018-09-13 | Merck Patent Gmbh | Organic semiconducting compounds |
KR20230110446A (ko) * | 2020-11-24 | 2023-07-24 | 산고반.티에무 가부시키가이샤 | 고지르코니아 전기 용융 주조 내화물 |
CN113582731A (zh) * | 2021-08-20 | 2021-11-02 | 佛山石湾鹰牌陶瓷有限公司 | 一种哑光带立体感的数码干粒陶瓷砖及其制备方法 |
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