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    • 1. 发明授权
    • Process for producing sialon
    • 赛隆生产工艺
    • US4731236A
    • 1988-03-15
    • US852436
    • 1986-04-15
    • Norihiro MurakawaKazuyoshi IsogayaKensaku MaruyamaFumio Nakamura
    • Norihiro MurakawaKazuyoshi IsogayaKensaku MaruyamaFumio Nakamura
    • C04B35/626C01B21/082C04B35/597C01B33/26
    • C01B21/0826C04B35/597C01P2004/62C01P2006/80
    • A process for producing a sialon powder, which process comprises the steps of:introducing a decomposable silicon compound, decomposable aluminum compound and a decomposable carbon compound into a steam-containing hot gas to decompose said decomposable silicon compound, aluminum compound and carbon compound in said hot gas into silicon oxide, aluminum oxide and elemental carbon, respectively, thereby producing a fine solid particle mixture consisting essentially of said silicon oxide, aluminum oxide and elemental carbon to be dispersed in said gas;collecting said fine solid particle mixture dispersed in the gas from the gas phase by a solid-gas separating technique; andcalcining the thus-obtained carbon-containing composition consisting essentially of said silicon oxide, aluminum oxide and elemental carbon, in a nitrogen containing gas atmosphere.
    • 一种赛隆粉末的制造方法,该方法包括以下步骤:将可分解硅化合物,可分解铝化合物和可分解碳化合物引入含蒸汽的热气中,以分解所述可分解硅化合物,所述铝化合物和碳化合物 热气分别分成氧化硅,氧化铝和元素碳,从而产生基本上由所述氧化硅,氧化铝和元素碳组成的细固体颗粒混合物分散在所述气体中; 通过固相气体分离技术从气相中收集分散在气体中的细固体颗粒混合物; 并在含氮气体气氛中煅烧由此获得的基本上由所述氧化硅,氧化铝和元素碳组成的含碳组合物。
    • 2. 发明授权
    • Catalytic gasification
    • 催化气化
    • US4331451A
    • 1982-05-25
    • US117915
    • 1980-02-04
    • Kazuyoshi IsogayaEiiti SugiyamaKenji YoshidaKatsutoshi Kikuchi
    • Kazuyoshi IsogayaEiiti SugiyamaKenji YoshidaKatsutoshi Kikuchi
    • C01B3/38C01B3/40
    • C01B3/40C01B3/384C01B2203/1052
    • A process for catalytic gasification of heavy oil of a specific gravity of higher than 0.7 with steam or steam/oxygen-containing gas characterized in that the heavy oil is contacted with chromium oxide catalyst or a catalyst comprising a mixture of chromium oxide and one or more of alkaline earth metal oxides, aluminum oxide, zirconium oxide, nickel oxide and cobalt oxide.More particularly, the present invention relates to a process for catalytic gasification of heavy oil of a specific gravity of higher than 0.7 characterized in that the heavy oil is contacted with a gasification catalyst comprising calcium aluminate, an alkali aluminate or tungsten-containing nickel and then the heavy oil is further contacted with said chromium oxide catalyst or chromium oxide-containing catalyst.
    • 一种用蒸汽或蒸汽/含氧气体催化气化比重大于0.7的重油的方法,其特征在于重油与氧化铬催化剂或包含氧化铬和一种或多种氧化物的混合物的催化剂接触 的碱土金属氧化物,氧化铝,氧化锆,氧化镍和氧化钴。 更具体地说,本发明涉及一种比重大于0.7的重油的催化气化方法,其特征在于重油与包含铝酸钙,碱金属铝或含钨镍的气化催化剂接触, 重油与所述氧化铬催化剂或含铬氧化物的催化剂进一步接触。