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    • 2. 发明申请
    • HIGH COPPER LOW ALLOY STEEL SHEET
    • 高铜低合金钢板
    • WO2005090627A9
    • 2005-11-17
    • PCT/AU2005000402
    • 2005-03-21
    • NUCOR CORPISHIKAWAJIMA HARIMA HEAVY INDBLUESCOPE STEEL LTDALWIN MARY
    • ALWIN MARY
    • B22D11/00B22D11/06C22C38/02C22C38/04C22C38/06C22C38/10C22C38/16
    • B22D11/001B22D11/0622C22C38/02C22C38/04C22C38/16
    • A high copper low alloy steel sheet made by the steps comprising preparing a molten melt producing an as-cast low alloy steel comprising by weight, between 0.02 % and 0.3% carbon, between 0.10% and 1.5% manganese, between 0.01% and 0.5% silicon, between 0.002 and 0.0095% sulfur, greater than 0.01 % and less than or equal to 0.15% phosphorus, less than 0.05% aluminum, more than 0.20% copper, less than 0.03 % tin, and less than 0.10 % nickel, and the remainder iron and impurities resulting from melting, and solidifying the molten melt into sheet less than 10 mm in thickness in a non-oxidizing atmosphere to below 1080°C. The copper content may be between 0.2% and 2.0% by weight. The high copper low alloy steel may also have a corrosion index (I) of at least 6.0 in accordance with ASTM G101 where: I = 26.01 (% Cu) + 3.88 (% Ni) + 1.20 (% Cr) + 1.49 (% Si) + 17.28 (% P) - 7.29 (% Cu)(% Ni) - 9.10 (% Ni)(% P) - 33.39 (% Cu)². The high copper low alloy steel may be produced by twin roll casting, and may have thickness less than 5 mm or less than 2 mm in thickness.
    • 一种高铜低合金钢板,其特征在于,它包括制备熔铸熔体的步骤,所述铸造低合金钢包含重量百分比为0.02%至0.3%的碳,0.10%至1.5%的锰,0.01%至0.5% 硅,0.002-0.0095%硫,大于0.01%且小于或等于0.15%磷,小于0.05%铝,大于0.20%铜,小于0.03%锡和小于0.10%镍,以及 剩余铁和由熔化产生的杂质,并且在非氧化气氛中将熔融的熔体固化成厚度小于10mm的薄片,低于1080℃。 铜含量可以在0.2重量%和2.0重量%之间。 根据ASTM G101,高铜低合金钢也可以具有至少6.0的腐蚀指数(I),其中:I = 26.01(%Cu)+3.88(%Ni)+ 1.20(%Cr)+ 1.49(%Si )+ 17.28(%P) - 7.29(%Cu)(%Ni)-9.10(%Ni)(%P) - 33.39(%Cu)2。 高铜低合金钢可以通过双辊铸造生产,并且可以具有小于5mm或小于2mm厚度的厚度。
    • 4. 发明申请
    • METHOD AND APPARATUS FOR LOCALIZED CONTROL OF HEAT FLUX IN THIN CAST STRIP
    • 用于局部控制薄壁铸造热通量的方法和装置
    • WO2006064476A8
    • 2007-06-21
    • PCT/IB2005054226
    • 2005-12-13
    • NUCOR CORPISHIKAWAJIMA HARIMA HEAVY INDBLUESCOPE STEEL LTDSCHLICHTING MARKBLEDJE WALTERPRETORIUS EUGENE B
    • SCHLICHTING MARKBLEDJE WALTERPRETORIUS EUGENE B
    • B22D11/06
    • B22D11/0665B22D11/0622
    • A method of and apparatus for localized control of heat flux in continuous casting of thin cast strip comprising removing oxides from the casting surface of each casting roll by contacting the casting surface of each casting roll with the rotating brush in advance of the casting area, and delivering gas at the casting surface between the rotating brush and entry to the casting area to form a gas layer on the casting surface of each casting roll where the oxides have been removed. The delivering of gas at the casting surface between the rotating brush and entry to the casting area is preferably done in at least three zones along the casting roll axes to form a gas layer on the casting surface of each casting roll where the oxides have been removed, where the gas projected in the respective zones can be of different composition, mixture, pressure, or combination thereof.
    • 一种用于局部控制薄铸造带钢连续铸造中的热通量的方法和装置,其包括:通过在铸造区域之前使每个铸辊的铸造表面与旋转刷接触,从每个铸辊的铸造表面去除氧化物,以及 在旋转刷子之间的铸造表面处输送气体并进入铸造区域,以在已经去除氧化物的每个铸造辊的铸造表面上形成气体层。 在旋转刷子和铸造区域之间的铸造表面处的气体输送优选在沿着铸辊轴线的至少三个区域中进行,以在每个铸造辊的铸造表面上形成气体层,其中氧化物被去除 其中在各个区域中投射的气体可以具有不同的组成,混合物,压力或其组合。
    • 9. 发明授权
    • Method of removing carbonaceous matter from heat exchange tubes
    • 从热交换管中除去碳化物的方法
    • US3818975A
    • 1974-06-25
    • US36297573
    • 1973-05-23
    • IDEMITSU PETROCHEMICAL COISHIKAWAJIMA HARIMA HEAVY IND
    • OGAWA SOKIJAMA SSUGIYAMA MNISHIYAMA KTOKUMITSU ITAKEMURA T
    • F22B1/06F28D7/10F28D15/00F28F9/02
    • F28D15/00F22B1/066F28D7/106F28F9/0239
    • In a heat exchanger having a tube bundle comprising a plurality of inner tubes and a plurality of cooling tubes, each of the inner tubes being arranged within each of the cooling tubes and passed therethrough to provide a double tube structure. The inside of the inner cooling tubes are gas tightly connected to both inlet and outlet chambers for high temperature fluid and the outside of the inner cooling tubes are gas-tightly connected to both inlet and outlet compartments for heat transfer medium as open ends, a high pressure lower temperature fluid is passed through the outside of the outer cooling tubes, a fluid having a high thermal conductivity, for example, molten lead, lead alloy, tin, tin alloy bismuth, sodium, salts of mercury or of sodium in a molten state, is passed through the outside of the inner cooling tubes as the heat transfer medium in ordinary case, and a gas having a low thermal conductivity is passed therethrough as a heat transfer medium when the inner tubes are required to be maintained at a high temperature.
    • 在具有包括多个内管和多个冷却管的管束的热交换器中,每个内管布置在每个冷却管内并通过其中以提供双管结构。 内部冷却管的内部气密地连接到用于高温流体的入口和出口室,并且内部冷却管的外部气密地连接到用于传热介质的入口和出口隔室作为开口端,高 压力低温流体通过外部冷却管的外部,具有高导热性的流体,例如熔融铅,铅合金,锡,锡合金铋,钠,汞或钠的熔融状态的盐 在通常情况下通过作为传热介质的内部冷却管的外部,并且当内管需要保持在高温时,具有低导热性的气体作为传热介质通过作为传热介质。