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1. 发明公开

KR1020010047210A 코일의 산화피막 성장억제 장치 및 방법 有权
标题翻译：用于限制氧化膜生长的线圈的设备和方法
公开(公告)号：KR1020010047210A
公开(公告)日：2001-06-15
申请号：KR1019990051319
申请日：1999-11-18
申请人： 주식회사 포스코 , 미쓰비시 쥬고교 가부시끼가이샤
发明人： 민경준 , 김성두 , 카야아키라 , 후쿠모리준소우 , 카와미즈츠토무
IPC分类号： C23F15/00
CPC分类号： C23F15/005
摘要： PURPOSE: An apparatus and a method for restraining oxide film growth of coil are provided to shorten a pickling time and prevent loss of iron removed due to the oxidation and loss of a pickling solution by restraining growth of about 18 microns of an oxide film formed on a strip stored as in a coil condition. CONSTITUTION: In an apparatus for restraining the growth of an oxide film formed on a coiled coil (C), the apparatus is characterized in that a cover (11,12) covering at least both side parts of the coil is installed, wherein an insulating material (19,20) is installed on the cohesion surface between the cover (11,12) and the coil (C), wherein a cooling water passage is installed in the cover, and wherein an inert gas supply passage into a hollow part of the coil and a discharging passage are installed in the cover (11,12). In a method for restraining growth of an oxide film formed on a coiled coil, the method comprises the process of cooling the coil in the state that at least both side parts of the coil are covered by a cover, wherein the method comprises the process of cooling the coil as insulating the cohesion surface between the cover and the coil, wherein the method comprises the process of cooling the coil by circulating cooling water through a cooling water passage installed at the cover, and wherein the method comprises the process of cooling the coil by supplying and discharging an inert gas into and out of the inside of the hollow part of the coil.
摘要翻译：目的：提供一种用于抑制线圈氧化膜生长的装置和方法，以缩短酸洗时间，并防止由于氧化而损失的铁损失和酸洗液的损失，通过抑制约18微米的生长形成的氧化膜一条存放在线圈状态的条。构成：在用于抑制在线圈（C）上形成的氧化膜的生长的装置中，该装置的特征在于，安装了覆盖线圈的至少两个侧面的盖（11,12），其中绝缘材料（19,20）安装在盖（11,12）和线圈（C）之间的内聚表面上，其中冷却水通道安装在盖中，并且其中惰性气体供应通道进入中空部分线圈和排出通道安装在盖子（11,12）中。在抑制在线圈圈上形成的氧化膜的生长的方法中，该方法包括在线圈的至少两个侧面被盖覆盖的状态下冷却线圈的方法，其中该方法包括以下步骤：冷却线圈，使盖和线圈之间的内聚力绝缘，其中该方法包括通过将冷却水循环通过安装在盖上的冷却水通道来冷却线圈的过程，并且其中该方法包括冷却线圈通过向惰性气体供给和排出进入到线圈的中空部分的内部。

2. 发明公开

KR1020010019137A 열간압연장치 및 이를 이용한 열간압연방법 有权
标题翻译：热辊装置和使用它的热轧方法
公开(公告)号：KR1020010019137A
公开(公告)日：2001-03-15
申请号：KR1019990035407
申请日：1999-08-25
申请人： 주식회사 포스코 , 미쓰비시 쥬고교 가부시끼가이샤
发明人： 이종원 , 민경준 , 최운용 , 카야아키라 , 후쿠모리준소우 , 카와미즈츠토무
IPC分类号： B21B1/22 , B21B27/06
摘要： PURPOSE: A hot rolling apparatus and a hot rolling method by using the same are provided to prevent scale defect of a workpiece by restraining an oxidation film thickness while rolling and minimize the decrease of a temperature of the workpiece, thereby increasing the yield of hot rolled steel plates. CONSTITUTION: A hot rolling apparatus includes a descaler (D) mounted between a first stage rolling unit and a second stage rolling unit of a four-stage rolling mill, and a cooling element (C) mounted between second stage rolling unit and a third rolling unit for cooling a workpiece (1), wherein the descaler and the cooling element are selectively controlled not to be operated, or operated alternatively or simultaneously according to rolling conditions, and the workpiece may be restrained in an oxidation film thickness below a threshold oxidation film thickness at a side of the third stage rolling element.
摘要翻译：目的：提供一种热轧设备和使用该热轧设备的热轧方法，以通过在轧制过程中抑制氧化膜厚度来减小工件的尺寸缺陷，并使工件的温度降低最小化，从而提高热轧产量钢板。构成：热轧设备包括安装在四级轧机的第一级轧制单元和第二级轧制单元之间的除垢机（D）和安装在第二级轧制单元和第三轧制之间的冷却元件（C）用于冷却工件（1）的单元，其中除垢器和冷却元件被选择性地控制为不被操作，或者根据滚动条件交替地或同时地操作，并且工件可以被抑制在低于阈值氧化膜的氧化膜厚度在第三级滚动元件的一侧的厚度。

3. 发明授权

KR100419624B1 코일의 산화피막 성장억제 장치 및 방법 有权
标题翻译： 코일의산화피막성장억제장치및방법
公开(公告)号：KR100419624B1
公开(公告)日：2004-02-25
申请号：KR1019990051319
申请日：1999-11-18
申请人： 주식회사 포스코 , 미쓰비시 쥬고교 가부시끼가이샤
发明人： 민경준 , 김성두 , 카야아키라 , 후쿠모리준소우 , 카와미즈츠토무
IPC分类号： C23F15/00
摘要： PURPOSE: An apparatus and a method for restraining oxide film growth of coil are provided to shorten a pickling time and prevent loss of iron removed due to the oxidation and loss of a pickling solution by restraining growth of about 18 microns of an oxide film formed on a strip stored as in a coil condition. CONSTITUTION: In an apparatus for restraining the growth of an oxide film formed on a coiled coil (C), the apparatus is characterized in that a cover (11,12) covering at least both side parts of the coil is installed, wherein an insulating material (19,20) is installed on the cohesion surface between the cover (11,12) and the coil (C), wherein a cooling water passage is installed in the cover, and wherein an inert gas supply passage into a hollow part of the coil and a discharging passage are installed in the cover (11,12). In a method for restraining growth of an oxide film formed on a coiled coil, the method comprises the process of cooling the coil in the state that at least both side parts of the coil are covered by a cover, wherein the method comprises the process of cooling the coil as insulating the cohesion surface between the cover and the coil, wherein the method comprises the process of cooling the coil by circulating cooling water through a cooling water passage installed at the cover, and wherein the method comprises the process of cooling the coil by supplying and discharging an inert gas into and out of the inside of the hollow part of the coil.
摘要翻译：目的：提供一种抑制卷材氧化膜生长的设备和方法，以缩短酸洗时间并防止由于酸洗溶液的氧化和损失而除去的铁的损失，这是通过抑制约18微米的氧化膜在一个像线圈一样存储的条带。本发明的一个目的是提供一种用于抑制在卷绕的卷材（C）上形成的氧化膜的生长的装置，其特征在于，安装至少覆盖线圈两侧部分的盖（11,12），其中绝缘材料（19,20）安装在盖（11,12）和线圈（C）之间的内聚表面上，其中冷却水通道安装在盖内，并且其中惰性气体供应通道线圈和放电通道安装在盖（11,12）中。在用于抑制在卷绕线圈上形成的氧化膜的生长的方法中，该方法包括在线圈的至少两个侧部被盖覆盖的状态下冷却线圈的过程，其中该方法包括冷却线圈作为绝缘盖和线圈之间的内聚表面，其中该方法包括通过使冷却水循环通过安装在盖上的冷却水通道来冷却线圈的过程，并且其中该方法包括冷却线圈通过供给和排出惰性气体进出线圈中空部分的内部。

4. 发明授权

KR100406372B1 열간압연장치 및 이를 이용한 열간압연방법 有权
标题翻译：时间安排，时间安排，时间安排，时间安排
公开(公告)号：KR100406372B1
公开(公告)日：2003-11-19
申请号：KR1019990035407
申请日：1999-08-25
申请人： 주식회사 포스코 , 미쓰비시 쥬고교 가부시끼가이샤
发明人： 이종원 , 민경준 , 최운용 , 카야아키라 , 후쿠모리준소우 , 카와미즈츠토무
IPC分类号： B21B1/22 , B21B27/06
摘要： PURPOSE: A hot rolling apparatus and a hot rolling method by using the same are provided to prevent scale defect of a workpiece by restraining an oxidation film thickness while rolling and minimize the decrease of a temperature of the workpiece, thereby increasing the yield of hot rolled steel plates. CONSTITUTION: A hot rolling apparatus includes a descaler (D) mounted between a first stage rolling unit and a second stage rolling unit of a four-stage rolling mill, and a cooling element (C) mounted between second stage rolling unit and a third rolling unit for cooling a workpiece (1), wherein the descaler and the cooling element are selectively controlled not to be operated, or operated alternatively or simultaneously according to rolling conditions, and the workpiece may be restrained in an oxidation film thickness below a threshold oxidation film thickness at a side of the third stage rolling element.
摘要翻译：目的：提供热轧设备和使用该设备的热轧方法，以通过抑制轧制时的氧化膜厚度来防止工件的氧化膜缺陷，并使工件的温度降低最小化，从而增加热轧成品率钢板。一种热轧设备，包括安装在四级轧机的第一级轧制单元和第二级轧制单元之间的除鳞机（D）和安装在第二级轧制单元和第三级轧制机之间的冷却元件（C）用于冷却工件（1）的单元，其中所述除鳞机和所述冷却元件被选择性地控制为不被操作，或者根据轧制条件交替地或同时地操作，并且所述工件被限制在氧化膜厚度低于阈值氧化膜第三级滚动元件一侧的厚度。

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