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    • 3. 发明授权
    • Combustion apparatus
    • 燃烧装置
    • US5901700A
    • 1999-05-11
    • US823619
    • 1997-03-25
    • Jiro SuzukiTakeshi TomizawaTatsuo FujitaYutaka YoshidaNorio YoshidaKunihiro UkaiKatsuyuki Ohara
    • Jiro SuzukiTakeshi TomizawaTatsuo FujitaYutaka YoshidaNorio YoshidaKunihiro UkaiKatsuyuki Ohara
    • F23C13/00F24H1/00
    • F23C13/00F23C13/02
    • A combustion apparatus has a fuel feed unit, a blower for supplying combustion air, a mixing unit of fuel and combustion air, a first catalyst provided downstream of the mixing unit, a first heat receiving unit adjacent to the first catalyst, a second catalyst with a large geometrical surface area than that of the first catalyst provided downstream in the flow direction of the first catalyst, an electric heater for heating the catalyst provided downstream of the second catalyst, an air permeable insulator provided downstream of the electric heater, and a second heat receiving unit provided downstream of the air permeable insulator, wherein power is supplied to the electric heater when starting combustion to heat the second catalyst over the reaction temperature of catalyst, a mixed gas of fuel and air is fed to start catalytic combustion of second catalyst, the downstream portion in flow direction of the first catalyst is heated over the reaction temperature of catalyst by the combustion heat of the second catalyst, and combustion is started by the first catalyst.
    • 燃烧装置具有燃料供给单元,用于供应燃烧空气的鼓风机,燃料和燃烧空气的混合单元,设置在混合单元下游的第一催化剂,与第一催化剂相邻的第一热接收单元,具有 与在第一催化剂的流动方向下游设置的第一催化剂相比具有大的几何表面积,用于加热设置在第二催化剂下游的催化剂的电加热器,设置在电加热器下游的透气绝缘体,以及第二催化剂 设置在透气绝缘体的下游的热接收单元,其中,当在催化剂的反应温度下开始燃烧以加热第二催化剂时,向电加热器供电,加入燃料和空气的混合气体以开始第二催化剂的催化燃烧 ,第一催化剂的流动方向的下游部分通过燃烧被加热到催化剂的反应温度 在第二催化剂的热量下,通过第一催化剂开始燃烧。
    • 10. 发明授权
    • Method for producing alkali cellulose
    • 碱性纤维素的制造方法
    • US09416198B2
    • 2016-08-16
    • US14115252
    • 2012-04-27
    • Eisuke MiyoshiYutaka YoshidaRyo MiyasatoYoichiro ImoriToru Nishioka
    • Eisuke MiyoshiYutaka YoshidaRyo MiyasatoYoichiro ImoriToru Nishioka
    • C08B15/00C08B1/06C08B1/08C08B11/08C08B11/00C08B11/02C08B11/06C08B11/12C08B11/14C08B11/20C08H8/00D21C9/00
    • C08B1/08C08B1/06C08B11/00C08B11/02C08B11/06C08B11/08C08B11/12C08B11/14C08B11/20C08H8/00D21C9/004D21C9/007
    • The present invention relates to a method for producing an alkali cellulose with suppressed decrease in the degree of polymerization as well as with small use amount of a basic compound, and to a method for producing a cellulose ether by using the alkali cellulose thus obtained. Provided by the present invention are: (A) a method for producing an alkali cellulose, comprising Step 1 wherein a cellulose-containing raw material (I) is treated by a pulverizing machine thereby obtaining a cellulose-containing raw material (II) which contains a cellulose having crystallinity in the range of 10 to 55% and Step 2 wherein the cellulose-containing raw material (II) obtained in Step 1 is added by a basic compound with the amount thereof being in the range of 0.6 to 1.5 mol relative to 1 mol of an anhydroglucose unit that constitutes the said cellulose as well as by water with the amount thereof being in the range of 20 to 100% by mass relative to the said cellulose thereby obtaining the alkali cellulose; and (B) a method for producing a cellulose ether by reacting the alkali cellulose produced by the foregoing production method with an etherification agent.
    • 本发明涉及一种碱性纤维素的制造方法,其抑制聚合度的降低以及碱性化合物的使用量的降低,以及通过使用由此得到的碱纤维素制造纤维素醚的方法。 本发明提供:(A)碱纤维素的制造方法,其包括步骤1,其中通过粉碎机处理含纤维素的原料(I),从而得到含有纤维素的原料(II),其含有 结晶度为10〜55%的纤维素和步骤2,其中步骤1中得到的含纤维素原料(II)相对于碱性化合物为0.6〜1.5mol,相对于 1mol构成上述纤维素的脱水葡萄糖单元以及水相对于所述纤维素为20〜100质量%的水分,得到碱纤维素; 和(B)通过使通过上述制备方法制备的碱纤维素与醚化剂反应制备纤维素醚的方法。