CN109437874A - 一种可多次重复使用的多晶坩埚及其成型方法 - Google Patents
一种可多次重复使用的多晶坩埚及其成型方法 Download PDFInfo
- Publication number
- CN109437874A CN109437874A CN201811442877.0A CN201811442877A CN109437874A CN 109437874 A CN109437874 A CN 109437874A CN 201811442877 A CN201811442877 A CN 201811442877A CN 109437874 A CN109437874 A CN 109437874A
- Authority
- CN
- China
- Prior art keywords
- raw material
- porosity
- crucible
- corundum
- phase
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 134
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 76
- 239000010431 corundum Substances 0.000 claims abstract description 76
- 239000002994 raw material Substances 0.000 claims abstract description 65
- 239000000203 mixture Substances 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 21
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910000423 chromium oxide Inorganic materials 0.000 claims abstract description 21
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910001928 zirconium oxide Inorganic materials 0.000 claims abstract description 20
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 17
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052863 mullite Inorganic materials 0.000 claims abstract description 17
- 239000011521 glass Substances 0.000 claims abstract description 16
- 239000000155 melt Substances 0.000 claims abstract description 8
- 230000008859 change Effects 0.000 claims abstract description 7
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 42
- 238000005266 casting Methods 0.000 claims description 24
- 238000003723 Smelting Methods 0.000 claims description 22
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 11
- 238000002425 crystallisation Methods 0.000 claims description 10
- 238000007670 refining Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 229910052726 zirconium Inorganic materials 0.000 claims 1
- 239000013078 crystal Substances 0.000 abstract description 53
- 238000000465 moulding Methods 0.000 abstract description 18
- 230000007797 corrosion Effects 0.000 abstract description 13
- 238000005260 corrosion Methods 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000003993 interaction Effects 0.000 abstract description 3
- 239000012071 phase Substances 0.000 description 51
- 238000002844 melting Methods 0.000 description 15
- 230000008018 melting Effects 0.000 description 15
- 229910052782 aluminium Inorganic materials 0.000 description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 239000012535 impurity Substances 0.000 description 10
- 239000004411 aluminium Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000008025 crystallization Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910001567 cementite Inorganic materials 0.000 description 4
- 230000004927 fusion Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 4
- 238000010309 melting process Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 229910021538 borax Inorganic materials 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 235000010339 sodium tetraborate Nutrition 0.000 description 2
- 239000004328 sodium tetraborate Substances 0.000 description 2
- 238000003746 solid phase reaction Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
- C04B35/18—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay rich in aluminium oxide
- C04B35/185—Mullite 3Al2O3-2SiO2
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/653—Processes involving a melting step
- C04B35/657—Processes involving a melting step for manufacturing refractories
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811442877.0A CN109437874B (zh) | 2018-11-29 | 2018-11-29 | 一种可多次重复使用的多晶坩埚及其成型方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811442877.0A CN109437874B (zh) | 2018-11-29 | 2018-11-29 | 一种可多次重复使用的多晶坩埚及其成型方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109437874A true CN109437874A (zh) | 2019-03-08 |
CN109437874B CN109437874B (zh) | 2021-11-23 |
Family
ID=65555330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811442877.0A Active CN109437874B (zh) | 2018-11-29 | 2018-11-29 | 一种可多次重复使用的多晶坩埚及其成型方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109437874B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110078484A (zh) * | 2019-05-17 | 2019-08-02 | 山东工业职业学院 | 一种刚玉莫来石坩埚及其制备方法 |
CN112794708A (zh) * | 2021-01-13 | 2021-05-14 | 山西沁新能源集团股份有限公司 | 矾土基电熔莫来石及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04113188A (ja) * | 1990-09-03 | 1992-04-14 | Nippon Steel Corp | 高反応性合金溶解用坩堝 |
CN1413951A (zh) * | 2002-07-03 | 2003-04-30 | 上虞斯必康耐火材料有限公司 | 炼钢用功能性耐火材料的制造方法 |
CN101784504A (zh) * | 2007-08-24 | 2010-07-21 | 法商圣高拜欧洲实验及研究中心 | 具有高氧化锆含量和高二氧化硅含量的耐火材料 |
CN103496992A (zh) * | 2013-09-22 | 2014-01-08 | 郑州亨瑞达新材料有限公司 | 一种铬锆莫来石耐火材料及其制备方法 |
CN104870399A (zh) * | 2012-10-15 | 2015-08-26 | 法商圣高拜欧洲实验及研究中心 | 氧化铬制品 |
DE102017217283B3 (de) * | 2017-09-28 | 2018-07-26 | Schott Ag | Verfahren zur Herstellung von Glaskeramikartikeln mittels Schlickerguss sowie deren Verwendung |
-
2018
- 2018-11-29 CN CN201811442877.0A patent/CN109437874B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04113188A (ja) * | 1990-09-03 | 1992-04-14 | Nippon Steel Corp | 高反応性合金溶解用坩堝 |
CN1413951A (zh) * | 2002-07-03 | 2003-04-30 | 上虞斯必康耐火材料有限公司 | 炼钢用功能性耐火材料的制造方法 |
CN101784504A (zh) * | 2007-08-24 | 2010-07-21 | 法商圣高拜欧洲实验及研究中心 | 具有高氧化锆含量和高二氧化硅含量的耐火材料 |
CN104870399A (zh) * | 2012-10-15 | 2015-08-26 | 法商圣高拜欧洲实验及研究中心 | 氧化铬制品 |
CN103496992A (zh) * | 2013-09-22 | 2014-01-08 | 郑州亨瑞达新材料有限公司 | 一种铬锆莫来石耐火材料及其制备方法 |
DE102017217283B3 (de) * | 2017-09-28 | 2018-07-26 | Schott Ag | Verfahren zur Herstellung von Glaskeramikartikeln mittels Schlickerguss sowie deren Verwendung |
Non-Patent Citations (2)
Title |
---|
李远兵 李淑静 李亚伟: "《铝工业固体废弃物综合利用》", 31 March 2015 * |
杨尚余: "La2O3,Y2O3,CeO2掺杂对氧化铝陶瓷结构与性能的影响", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110078484A (zh) * | 2019-05-17 | 2019-08-02 | 山东工业职业学院 | 一种刚玉莫来石坩埚及其制备方法 |
CN110078484B (zh) * | 2019-05-17 | 2021-10-29 | 山东工业职业学院 | 一种刚玉莫来石坩埚及其制备方法 |
CN112794708A (zh) * | 2021-01-13 | 2021-05-14 | 山西沁新能源集团股份有限公司 | 矾土基电熔莫来石及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN109437874B (zh) | 2021-11-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101658907B (zh) | 一种大断面圆坯钢坯连铸结晶器保护渣及其制备方法 | |
CN107699822B (zh) | 一种高熵块体非晶合金及其制备方法 | |
CN101225501B (zh) | 一种锆基块体金属玻璃及其制备方法 | |
CN102086023A (zh) | 溶胶-凝胶结合铝热反应原位合成方法及用该方法合成的FeNiCrTi/NiAl-Al2O3纳米复合材料 | |
CN109437874A (zh) | 一种可多次重复使用的多晶坩埚及其成型方法 | |
CN112794708A (zh) | 矾土基电熔莫来石及其制备方法 | |
CN110156333A (zh) | 晶体有序生长的微晶玻璃的制备方法 | |
CN101506097B (zh) | 金属硅及其制备方法 | |
CN106365647A (zh) | 一种浇注料 | |
CN110668718A (zh) | 一种联产钒铁和铝酸钙水泥的方法 | |
CN102220524B (zh) | 一种铝-镍-钛-碳中间合金的制备方法 | |
CN112222362B (zh) | 一种抗冷热冲击、抗高温蠕变且易脱除的硅基陶瓷型芯及其制备工艺 | |
CN113860896A (zh) | 高温精密铸造低蠕变刚玉莫来石及其制造方法 | |
CN103253867B (zh) | 一种熔融态黄磷炉渣制备微晶玻璃的工艺技术 | |
CN204621070U (zh) | 一种复合式高寿命低成本钢包水口座砖 | |
CN109336574A (zh) | 一种耐用型坩埚及其成型方法 | |
CN103173699A (zh) | 含Zn的Mg-Cu-Gd块体非晶合金及制备方法 | |
JP2025512270A (ja) | 高マグネシウム高比弾性率ガラス繊維組成物及びガラス繊維 | |
CN104926335A (zh) | 一种钢包浇注料 | |
CN111943698B (zh) | 精铸蜡模的面层耐火材料 | |
CN108977738A (zh) | 一种含氢钛基块体非晶合金 | |
CN107759236A (zh) | 熔铸莫来石砖的生产工艺 | |
CN115636677A (zh) | 一种浮法玻璃生产用的锡槽顶盖砖及其制备方法 | |
CN108395103A (zh) | 一种利用白云鄂博尾矿和粉煤灰制备的体析晶α堇青石微晶玻璃及其制备方法 | |
CN107651946A (zh) | 一种电石炉口用抗热震耐冲刷浇注料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: No. 1198, yunhuan East Road, Baiyun District, Guiyang City, Guizhou Province Applicant after: Guizhou Dadeng Machinery Co.,Ltd. Address before: No. 1198, yunhuan East Road, Baiyun District, Guiyang City, Guizhou Province Applicant before: GUIZHOU DADONGFENG MACHINERY Co.,Ltd. |
|
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhong Xingjia Inventor after: Huang Changhui Inventor after: Wang Xiaoduo Inventor after: Zhang Guibao Inventor before: Zhong Xingjia Inventor before: Huang Changhui Inventor before: Wang Xiaoduo Inventor before: Zhang Baogui |
|
GR01 | Patent grant | ||
GR01 | Patent grant |