会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 45. 发明公开
    • 고로 출선통 보수용 내화물
    • 用于修理火炉热铁运行的修理厂
    • KR1020030041539A
    • 2003-05-27
    • KR1020010072371
    • 2001-11-20
    • 주식회사 포스코재단법인 포항산업과학연구원
    • 김효준김일학
    • C04B35/101C04B35/66
    • C04B35/101C04B35/632C04B35/63496C04B35/66C04B2111/28C04B2235/5212C21B7/06F27D1/16
    • PURPOSE: Refractories used for repairing the damaged parts of hot iron runner of blast furnace urgently are provided to shorten the repairing time and extend the life of hot iron runner. CONSTITUTION: The refractories excellent in early strength and workability comprise the components of: fused alumina with different particle sizes such as 3-5mm(3-6wt.%), 1-3mm(16-22wt.%), 0.5-1mm(14-18wt.%), and up to 0.074mm (15-17wt.%); 7-12wt.% of SiC; 3-4wt.% of graphite powder; 5-7wt.% of carbon black for the increase of adhesion, 6-8wt.% of cokes powder(0.5-1mm); 3-4wt.% of silicon for the increase of strength; 13-14wt.% of tar for good workability; and 3wt.% of organic fiber, calculated by extrapolation.
    • 目的:提供用于修理高炉热铁转子受损部件的耐火材料,以缩短修理时间,延长热铁转轮的使用寿命。 构成:早期强度和可加工性优异的耐火材料包括以下组分:不同粒径的熔融氧化铝,如3-5mm(3-6wt。%),1-3mm(16-22wt。%),0.5-1mm(14 -18重量%),最高0.074毫米(15-17重量%); 7-12重量%的SiC; 3-4重量%的石墨粉末; 5-7重量%的炭黑,用于增加粘合力,6-8重量%的焦炭粉末(0.5-1毫米); 3-4重量%的硅,用于增加强度; 13-14重量%的焦油具有良好的可加工性; 和3重量%的有机纤维,通过外推计算。
    • 47. 发明公开
    • 고로 출선구 폐쇄용 내화재 조성물
    • 用于贴片阻塞的耐火材料组合物
    • KR1020020050453A
    • 2002-06-27
    • KR1020000079602
    • 2000-12-21
    • 주식회사 포스코재단법인 포항산업과학연구원
    • 김효준
    • C04B35/10
    • C04B35/10C04B35/565C04B35/62204C04B35/66C04B2111/28C21B7/04
    • PURPOSE: A refractory composition for tap-hole blocking which is excellent in temperature stability, abrasion-resistance and open porosity is provided by mixing fused alumina as a main material, Al2O3-SiC-C waste refractory and Al2O3-SiO2 inorganic fibers instead of cokes, and so on. CONSTITUTION: The composition comprises 25-45wt.% of fused Al2O3 with four grades of size, up to 0.044mm, 1-0.5mm, 1-3mm and 3-5mm, 12-25wt.% of SiC, 5-10wt.% of Al2O3-SiO2 inorganic fibers, 7-12wt.% of clay, 3-6wt.% of pitch, 10-20wt.% of Al2O3-SiC-C waste refractory with 0.5mm and 1-3mm sizes, 3-7wt.% of Si, and 6-10wt.% of silicon nitride-Fe.
    • 目的:通过混合熔融氧化铝作为主要材料,通过混合Al2O3-SiC-C废弃耐火材料和Al2O3-SiO2无机纤维代替焦炭,提供了温度稳定性,耐磨性和开孔率优异的脱孔阻塞耐火材料组合物 , 等等。 组成:该组合物包含25-45重量%的熔融Al 2 O 3,四种等级尺寸,高达0.044mm,1-0.5mm,1-3mm和3-5mm,12-25wt%的SiC,5-10wt% 的Al2O3-SiO2无机纤维,7-12重量%的粘土,3-6重量%的沥青,10-20重量%的具有0.5mm和1-3mm尺寸的Al2O3-SiC-C废物耐火材料,3-7重量% 的Si和6-10重量%的氮化硅-Fe。
    • 49. 发明公开
    • 고로 대풍구주변 충진용 완충모르타르 내화조성물
    • 用于在火焰炉中填充蒸汽循环的耐火材料组合物
    • KR1020010060401A
    • 2001-07-07
    • KR1019990059881
    • 1999-12-21
    • 재단법인 포항산업과학연구원주식회사 포스코조선내화 주식회사
    • 김효준김규창
    • C04B35/10
    • C04B14/38C04B14/06C04B14/303C04B26/04C04B35/66
    • PURPOSE: A refractory mortar composition having buffering property and fire resistance by using alumina sol and silica sol as a main material, alumina and silica fine powder as a filler and ceramic fiber is provided, which can prevent generation of cracking and a gap in a blast furnace by expansion of refractory material. CONSTITUTION: This refractory mortar composition comprises (a)40 to 55% by weight of alumina sol, (b)10 to 25% by weight of silica sol, (c)5 to 8% by weight of alumina fine powder, (d)5 to 8% by weight of ultrafine silica powder, (e)15 to 30% by weight of ceramic fiber and 0.05 to 0.5 parts by weight of an organic binder based on the component (a) to (e). The organic binder is one selected from the group consisting of polyvinyl alcohol, carboxylmethylcellulose, sodium silicate and dextrin.
    • 目的:提供通过使用氧化铝溶胶和硅溶胶作为主要材料,具有氧化铝和二氧化硅细粉末作为填料和陶瓷纤维的具有缓冲性和耐火性的耐火砂浆组合物,其可以防止裂纹产生和爆炸中的间隙 熔炉通过膨胀耐火材料。 构成:该耐火砂浆组合物包含(a)40〜55重量%的氧化铝溶胶,(b)10〜25重量%的二氧化硅溶胶,(c)5〜8重量%的氧化铝细粉,(d) 5〜8重量%的超细二氧化硅粉末,(e)15〜30重量%的陶瓷纤维和0.05〜0.5重量份的(a)〜(e)成分的有机粘合剂。 有机粘合剂是选自聚乙烯醇,羧甲基纤维素,硅酸钠和糊精中的一种。