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    • 4. 发明授权
    • Catalyst for decomposing organohalogen compound
    • 用于分解有机卤素化合物的催化剂
    • US06271168B1
    • 2001-08-07
    • US09667304
    • 2000-09-25
    • Tomoyuki ImaiSatoshi HatakeyamaToshiki MatsuiYasuhiko FujiiTomoko Okita
    • Tomoyuki ImaiSatoshi HatakeyamaToshiki MatsuiYasuhiko FujiiTomoko Okita
    • B01J3100
    • B01J37/04B01D53/8662B01D2255/20738B01J23/745B01J27/049B01J27/1853B01J31/0254B01J35/1009B01J35/1014B01J35/1019B01J37/06
    • A composite catalyst for decomposing an organohalogen compound of the present invention, comprises composite particles comprising: iron compound particles having an average particle size of 0.01 to 2.0 &mgr;m, a phosphorus content of not more than 0.02% by weight based on the weight of the particles, a sulfur content of not more than 0.3% by weight based on the weight of the particles, and a sodium content of not more than 0.3% by weight based on the weight of the particles; and an amine compound, said composite catalyst having a catalytic activity capable of decomposing not less than 50% by weight of monochlorobenzene when 50 mg of a mixture comprising iron oxide particles obtained by heat-treating said iron compound particles at a temperature of 300° C. for 60 minutes in air, and the amine compound, is instantaneously contacted with 5.0×10−7 mol of monochlorobenzene at a temperature of 300° C. at a space velocity of 150,000 h−1 in an inert gas atmosphere using a pulse catalytic reactor.
    • 用于分解本发明的有机卤素化合物的复合催化剂包括复合颗粒,其包含:平均粒度为0.01至2.0μm的铁化合物颗粒,基于颗粒重量的磷含量不超过0.02重量% ,基于颗粒重量,不超过0.3重量%的硫含量,并且基于颗粒重量,钠含量不超过0.3重量%; 所述复合催化剂具有催化活性,当通过在300℃的温度下热处理所述铁化合物颗粒而获得的50mg包含氧化铁颗粒的混合物时,能够分解不低于50重量%的一氯苯。 在惰性气体气氛下,使用脉冲催化反应器,使空气中的胺化合物在300℃,150,000h -1的空速下与5.0×10-7mol的一氯苯瞬间接触。
    • 5. 发明授权
    • Method of decoloring colored concrete
    • 消色色混凝土的方法
    • US5993536A
    • 1999-11-30
    • US018330
    • 1998-02-04
    • Toshiki MatsuiMasaru IsoaiYasuhiko FujiiTomoyuki Imai
    • Toshiki MatsuiMasaru IsoaiYasuhiko FujiiTomoyuki Imai
    • C04B14/30C04B40/00C09C1/36
    • C04B14/305C04B40/0039C04B2103/54C04B2111/80
    • A method of decoloring a colored concrete, comprises adding to the colored concrete, a decoloring pigment comprising a titanium oxide pigment, or a titanium oxide pigment and a pigment having a complementary color relative to color of the colored concrete. Such method can decolore the color of the colored concrete residue which attaches to or remains in production facilities in order to return a color thereof to that of an ordinary plain concrete, without works or treatments for washing-out or removing the colored concrete residue which attaches to or remains in the production facilities, in which the works or treatments are required in the case where the production facilities are used for the production of an ordinary plain concrete after the colored concrete has been produced therein, and without works or treatments for purifying a waste water generated upon washing-out or removing the residue and for making the waste water harmless; and a pigment used therefor.
    • 一种脱色有色混凝土的方法,包括向有色混凝土中加入一种脱色颜料,该颜料包含二氧化钛颜料或二氧化钛颜料和相对于着色混凝土的颜色具有互补色的颜料。 这种方法可以将附着在或留在生产设施中的着色混凝土残留物的颜色去衍生,以便将其颜色返回到普通普通混凝土的颜色,而不用于清除或除去附着的有色混凝土残留物的作业或处理 在生产设施中使用或保留在生产设备用于生产有色混凝土后的普通普通混凝土生产设备的情况下的工程或处理,以及没有用于净化有色混凝土的工作或处理 在清洗或除去残渣并使废水无害化时产生的废水; 和用于其的颜料。
    • 8. 发明授权
    • Iron compound catalyst for inhibiting generation of dioxin
    • 用于抑制二恶英产生的铁化合物催化剂
    • US06800587B2
    • 2004-10-05
    • US09840878
    • 2001-04-25
    • Tomoyuki ImaiToshiki MatsuiYasuhiko FujiiSatoshi HatakeyamaKojiro TsutsumiTomoko OkitaHiroshi InoueTatsuaki BabaMasaki IshiharaTakashi Okamura
    • Tomoyuki ImaiToshiki MatsuiYasuhiko FujiiSatoshi HatakeyamaKojiro TsutsumiTomoko OkitaHiroshi InoueTatsuaki BabaMasaki IshiharaTakashi Okamura
    • B01J2370
    • B01J23/745B01D53/8662
    • An iron compound catalyst for inhibiting the generation of dioxin contains iron oxide particles, iron oxide hydroxide particles or mixed particles having a catalytic activity capable of converting not less than 15% of carbon monoxide into carbon dioxide when 2.8×10−4 mol of iron oxide particles obtained by heat-treating the iron compound catalyst in air at a temperature of 800° C. for 15 minutes, are instantaneously contacted with 6.1×10−7 mol of carbon monoxide at a temperature of 250° C. at a space velocity (SV) of 42,400 h−1 in an inert gas atmosphere using a pulse catalytic reactor, the iron oxide particles or the iron oxide hydroxide particles have an average particle size of 0.01 to 2.0 &mgr;m, a BET specific surface area of 0.2 to 200 m2/g, a phosphorus content of not more than 0.02% by weight, a sulfur content of not more than 0.6% by weight and a sodium content of not more than 0.5% by weight. This iron compound catalyst enables complete combustion of municipal solid waste and decomposition of dioxin precursors even at a low combustion temperature in intermittently operated incinerators such as mechanical batch incinerators or semi-continuous incinerators, and can inhibit dioxin generation of due to a memory effect upon low-temperature combustion at the start-up or shut-down of the incinerators, without large-scale incinerator renovation or plant and equipment investment.
    • 用于抑制二恶英产生的铁化合物催化剂含有氧化铁颗粒,氧化铁氢氧化物颗粒或具有能够将不少于15%的一氧化碳转化为二氧化碳的催化活性的混合颗粒,当2.8×10 -4摩尔的氧化铁颗粒 在800℃的温度下将空气中的铁化合物催化剂热处理15分钟,通过空速(SV)在温度250℃下与6.1×10 -7摩尔一氧化碳瞬时接触而获得, 在惰性气体气氛中使用脉冲催化反应器,所述氧化铁颗粒或铁氧化物氢氧化物颗粒的平均粒径为0.01〜2.0μm,BET比表面积为0.2〜200m2 / g, 磷含量不大于0.02重量%,硫含量不大于0.6重量%,钠含量不大于0.5重量%。 这种铁化合物催化剂即使在间歇操作的焚烧炉如机械分批焚化炉或半连续焚烧炉中也能在低燃烧温度下,能完全燃烧城市固体废物和二恶英前体的分解,并且可以抑制由于记录效应低的二恶英生成 - 焚烧炉启动或关闭时的温度燃烧,无需大型焚烧炉更新或设备和设备投资。