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    • 4. 发明授权
    • Iron smelting process and plant according to the multiple zone smelting process
    • 铁冶炼工艺根据多区冶炼工艺
    • US06241798B1
    • 2001-06-05
    • US08930220
    • 1998-02-12
    • Stefan DimitrovNorbert RamasederWilfried PirklbauerErnst FritzHeinz Müller
    • Stefan DimitrovNorbert RamasederWilfried PirklbauerErnst FritzHeinz Müller
    • C21B1110
    • C21C5/5229C21C5/5252C21C5/562F27B3/085Y02P10/212
    • In order to be able to process in an economical manner different iron carriers in varying quantitative compositions, a plant for the production of iron melts (4), in particular steel melts, such as crude steel melts, is equipped with an electric are furnace vessel (1), a refining vessel (3) following upon the furnace vessel (1) via a weir (34) and including a bottom departing from the weir (34) in an at least partially downwardly inclined manner and an oxygen supply means (35, 36) as well as an iron melt tap (41) provided in its end region farther remote from the furnace vessel (1), a decanting vessel (2) following upon the furnace vessel (1) and having a common bottom (18) with the furnace vessel (1), said decanting vessel being provided with a slag tap (43) in its end region farther remote from the furnace vessel (1), a supply means (21) supplying liquid pig iron (20) and opening into the furnace vessel (1), a preheating shaft (5) supplying solid iron carries (7), said preheating shaft being arranged above the furnace vessel (1) and opening into the furnace vessel (1) via its lid (4) via a gas-permeable cooled shut-off means (6), and a charging shaft (10) arranged above the furnace vessel (1) and opening into the furnace vessel (1) via a gas-impermeable cooled shut-off means (11) (FIG. 1).
    • 为了能够以经济的方式处理不同的铁载体以不同的定量组成,用于生产铁熔体的设备(4),特别是钢熔体,例如粗钢熔体,配备有电炉炉 1),经由堰(34)在炉容器(1)之后并且包括以至少部分向下倾斜的方式从堰(34)离开的底部的精炼容器(3),以及供氧装置(35, 36)以及设置在其远离炉容器(1)的远端区域的铁熔丝(41),倾斜容器(2),其在炉容器(1)之后并且具有共同的底部(18) 所述滗析容器(1)在其远离炉容器(1)的端部区域中设置有炉渣分离器(43),供应装置(21)供应液体生铁(20)并打开 炉容器(1),提供固体铁载体(7)的预热轴(5),所述预热轴为 并且经由其透气的冷却切断装置(6)经由其盖(4)打开到炉容器(1)中,并且设置在炉容器(1)上方的充电轴(10) 通过不透气的冷却切断装置(11)(图1)打开炉膛(1)。 1)。
    • 10. 发明授权
    • Emulsion-based cleaning composition for oilfield applications
    • 用于油田应用的基于乳液的清洁组合物
    • US08763724B2
    • 2014-07-01
    • US13259944
    • 2010-03-22
    • Heinz MüllerDiana Mäker
    • Heinz MüllerDiana Mäker
    • E21B21/06E21B43/16C09K8/34C09K8/36C09K8/52E21B37/06C09K8/035C09K8/28
    • E21B21/068C09K8/035C09K8/28C09K8/34C09K8/36C09K8/528E21B33/14E21B37/06E21B43/16
    • The present invention relates to an emulsion, consisting of an oil phase and an aqueous phase and comprising as emulsion components (α1) 15 to 40% by weight of at least one water-immiscible organic solvent as solvent of the oil phase, (α2) 15 to 40% by weight of water as solvent of the aqueous phase, (α3) 10 to 40% by weight of at least one surfactant, (α4) 10 to 40% by weight of an alkoxylated fatty alcohol and (α5) 0 to 25% by weight of at least one other additive, wherein the quantities by weight of the components (α1) to (α5) are each relative to the total weight of the emulsion, and together add up to 100% by weight. The invention further relates to a method for producing an emulsion, to the emulsion which can be obtained from said method, to the use of an emulsion, to a method for cleaning the surfaces of well holes, drilling devices or drillings, to a method for producing a well bore, and to a method for producing an oil or a gas.
    • 本发明涉及由油相和水相组成的乳液,其包含作为油相溶剂的至少一种与水不溶混的有机溶剂15〜40重量%的乳液成分(α1)(α2) 15〜40重量%作为水相溶剂的水,(α3)10〜40重量%的至少一种表面活性剂(α4)10〜40重量%的烷氧基化脂肪醇和(α5)0〜 25重量%的至少一种其它添加剂,其中组分(α1)至(α5)的重量份数相对于乳液的总重量,并且一起加到100重量%。 本发明还涉及一种用于生产乳液的方法,可以从所述方法获得的乳液,使用乳液,用于清洁井孔,钻孔装置或钻孔的表面的方法, 生产井眼,以及生产油或气体的方法。