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11. 发明公开

KR1020140021854A 섬유 및 이의 제조 방법 有权
标题翻译： SLAG耐热性金属纤维的方法
公开(公告)号：KR1020140021854A
公开(公告)日：2014-02-21
申请号：KR1020120088159
申请日：2012-08-13
申请人： 주식회사 포스코
发明人： 서성모 , 차우열 , 박현서 , 우종수 , 최주
IPC分类号： D01F9/08 , C03B37/00 , C03B37/01 , C03B37/08 , D01F1/07 , D02G3/44
CPC分类号： Y02P70/623 , D01F9/08 , C03B37/00 , C03B37/011 , C03B37/08 , D01F1/07 , D02G3/443 , D10B2101/00 , D10B2401/04 , D10B2505/20
摘要： The present invention relates to a fiber and a manufacturing method thereof, and provides a heat-resistant fiber used as various heat-resistant materials by using slag by-produced at a steel manufacturing process and waste heat-resistant materials as materials, and a manufacturing method thereof. One embodiment of the present invention provides a fiber, in which a fiber body is manufactured by mixing slag generated at a steel manufacturing process, and waste heat-resistant materials, and the fiber body comprises 40-50 weight% of silicon dioxide (SiO2), 7-15 weight% of ferrous oxide (Fe2O3), 7-15 weight% of aluminum oxide (Al2O3), 7-15 weight% of calcium oxide (CaO) and 7-15 weight% of magnesium oxide (MgO). [Reference numerals] (S100) Preparation of materials; (S200) Weighing and controlling composition ratio; (S300) Mixing materials; (S400) Fusion; (S500) Fiberization
摘要翻译：纤维及其制造方法技术领域本发明涉及纤维及其制造方法，并且通过使用在钢制造工艺中生产的炉渣和废弃耐热材料作为材料来提供用作各种耐热材料的耐热纤维，以及制造方法。本发明的一个实施方案提供一种纤维，其中通过混合在钢制造过程中产生的炉渣和废弃耐热材料来制造纤维体，并且所述纤维体包含40-50重量％的二氧化硅（SiO 2），7-15重量％的氧化亚铁（Fe 2 O 3），7-15重量％的氧化铝（Al 2 O 3），7-15重量％的氧化钙（CaO）和7-15重量％的氧化镁（MgO）。（附图标记）（S100）材料的制备; （S200）称重控制组成比; （S300）混合料; （S400）融合; （S500）纤维化

12. 发明授权

KR101115772B1 슬래그 처리 장치 및 방법 有权
标题翻译：用于处理炉渣的设备和方法
公开(公告)号：KR101115772B1
公开(公告)日：2012-03-08
申请号：KR1020090110348
申请日：2009-11-16
申请人： 주식회사 포스코
发明人： 서성모 , 박영관 , 이창현 , 김용인 , 정태정 , 금창훈 , 박종민 , 최주 , 최주한
IPC分类号： C21C5/36
摘要： 이와같은본 발명에의하면, 고온가스(에어)와분진의고속처리와, 설비구성부(유닛)들의유기적인가동및 급냉된응고슬래그의온도제어, 순환이송의구현이가능하여궁극적으로슬래그의 (초)고속급냉처리와반출을가능하게하고, 대량의고온가스를이용한재생에너지생산도가능한효과를얻을수 있다.

13. 发明公开

KR1020110053699A 슬래그 처리 장치 및 방법 有权
标题翻译：装置和方法处理SLAG
公开(公告)号：KR1020110053699A
公开(公告)日：2011-05-24
申请号：KR1020090110348
申请日：2009-11-16
申请人： 주식회사 포스코
发明人： 서성모 , 박영관 , 이창현 , 김용인 , 정태정 , 금창훈 , 박종민 , 최주 , 최주한
IPC分类号： C21C5/36
CPC分类号： C21C5/36 , C21C5/54 , C21C2100/06 , F27D15/02 , F27D2099/0095
摘要： PURPOSE: A device and method for treating slag are provided to perform efficient high-speed processing and taking off process of slag by the temperature control and circulation of the coagulated slag. CONSTITUTION: A device for treating slag comprises a slag quenching part(10), a coagulated slag collecting part, a by-product process part(90) and a coagulated slag discharge part(60). The by-product process part processes a by-product including hot gas generated in the quenching of slag. The by-product process part is connected to one of the slag quenching part and coagulated slag collecting part. The slag quenching part comprises a unit body(14), a nozzle member(16) and a slag runner(18). The unit body is installed at an input path of melting slag. The nozzle member emits gas to the unit body and adjusts one of height and injecting angle.
摘要翻译：目的：提供一种处理炉渣的设备和方法，通过凝结炉渣的温度控制和循环来实现高效的高速加工和渣的脱除。构成：用于处理炉渣的装置包括炉渣淬火部分（10），凝结渣收集部分，副产物加工部分（90）和凝固炉渣排出部分（60）。副产物处理部分处理副产物，包括在炉渣淬火中产生的热气体。副产品加工部分与渣淬火部分和凝结渣收集部分连接。炉渣淬火部分包括单元体（14），喷嘴构件（16）和熔渣流道（18）。单元体安装在熔渣的输入路径上。喷嘴构件向单元体发射气体并调节高度和注射角度之一。

14. 发明授权

KR100518331B1 슬래브 연속주조 주형 有权
标题翻译：连续铸造板模具
公开(公告)号：KR100518331B1
公开(公告)日：2005-10-04
申请号：KR1020020084914
申请日：2002-12-27
申请人： 주식회사 포스코
发明人： 윤우석 , 최주 , 원영목 , 이백희
IPC分类号： B22D11/04
摘要： 본 발명은 주편의 코너크랙 및 면세로 크랙을 방지하기 위한 슬래브 연속주조 주형에 관한 것이다. 이 주형은 장변 주형(22)과,
경사지게 설치되고 주편폭을 조절하는 단변 주형(24)을 포함하고, 상기 단변 주형(24)에는 본체부(24a)와 주조되는 주편 모서리에 모따기면을 형성하는 돌출부(24b)가 상기 본체부의 양측 단부에 일체로 구비되고, 상기 돌출부(24b)는 주편과 접하는 면이 경사면으로 형성되어 주편의 모따기면이 하방으로 갈수록 내측으로 경사지게 주조하도록 구성된다.

15. 发明公开

KR1020040056180A 광폭연주기의 슬래브 품질개선을 위한 양방향 아르곤 개스배출용 침지노즐 无效
标题翻译：双向气体排放喷淋喷嘴，用于提高宽度连续铸造机的质量
公开(公告)号：KR1020040056180A
公开(公告)日：2004-06-30
申请号：KR1020020082736
申请日：2002-12-23
申请人： 주식회사 포스코
发明人： 이상규 , 유주열 , 박장흠 , 최주
IPC分类号： B22D11/10
CPC分类号： B22D11/10 , B22D11/0408 , B22D41/50
摘要： PURPOSE: A bidirectional argon gas discharging submerged nozzle for improving quality of slab of wide continuous casting machine is provided to improve quality of a central part of slab having large width by injecting argon gas into molten iron in central part of mold, thereby clearing stagnation zone in the central part of the mold. CONSTITUTION: The bidirectional argon gas discharging submerged nozzle for improving quality of slab of wide continuous casting machine comprises a side absorption part(11) adhered to the inner side of submerged nozzle(3) in a cylindrical shape to supply argon gas; and a lower absorption part(12) formed on a lower side of the submerged nozzle to supply argon gas to the outer side of the submerged nozzle, wherein molten steel flows in the submerged nozzle from an upper part of the submerged nozzle and flows out to molten steel outlet(13) formed on a lower part of the submerged nozzle, argon gas flows in the side absorption part through argon supply pipe(10) to prevent inclusions from sticking to the inner wall of the submerged nozzle, and argon gas supplied to the lower absorption part is changed into bubbles so that the bubbles ascend along the outer wall body of the submerged nozzle to push molten steel on a central part of mold.
摘要翻译：目的：提供一种用于提高宽连铸机板坯质量的双向氩气放电淹没喷嘴，通过将氩气注入模具中心的铁水中，提高宽度大的板坯中心部分的质量，从而清除停滞区域在模具的中央部分。构成：用于提高宽连续铸造机坯质量的双向氩气放电淹没喷嘴包括以圆筒形状粘附到浸没喷嘴（3）内侧的侧吸收部分（11）供应氩气; 以及形成在浸没喷嘴的下侧上的下吸收部分（12），以向浸没喷嘴的外侧供应氩气，其中钢水从浸没喷嘴的上部流入浸没的喷嘴并流出到形成在浸没喷嘴的下部的钢水出口（13），氩气通过氩气供给管（10）流入侧吸收部，以防止夹杂物粘附到浸没喷嘴的内壁，并将氩气供给到下吸收部分变成气泡，使得气泡沿着浸没喷嘴的外壁体上升，以将钢水推到模具的中心部分。

16. 发明公开

KR1020040049133A 롤표면 탐상장치 有权
标题翻译：滚子表面探针
公开(公告)号：KR1020040049133A
公开(公告)日：2004-06-11
申请号：KR1020020076979
申请日：2002-12-05
申请人： 주식회사 포스코
发明人： 최주 , 노순구 , 이원석
IPC分类号： G01B5/28
摘要： PURPOSE: A roll surface probe is provided to rapidly probe a roll surface and to precisely probe the roll surface by allowing the roll surface probe to freely move on the roll surface. CONSTITUTION: A roll surface probe(1) includes a head driving section(40), a roll surface probe section(70), a mark unit(80), and a roll surface cleaning unit(90). The head driving section(40) has a grinder for grinding a surface of a roll(14). A grinding roll is installed at one side of a moving bed and the roll(14) is positioned between a tail stock and a spindle. The head driving section(40) includes a moving head(30) installed at an end of a rotary arm(32), which is horizontally installed on a vertical supporter(20). The vertical supporter(20) has a lower vertical supporter(22) fixed to the moving bed and an upper vertical supporter(24) detachably attached to the upper vertical supporter(22).
摘要翻译：目的：提供辊表面探针以通过允许辊表面探针在辊表面上自由移动来快速探测辊表面并精确地探测辊表面。构成：辊面探针（1）包括头驱动部（40），辊表面探针部（70），标记单元（80）和辊表面清洁单元（90）。头驱动部（40）具有用于研磨辊（14）的表面的研磨机。研磨辊安装在移动床的一侧，并且辊（14）位于尾座和主轴之间。头驱动部分（40）包括安装在旋转臂（32）的端部的水平安装在垂直支撑件（20）上的移动头（30）。垂直支撑件（20）具有固定到移动床的下垂直支撑件（22）和可拆卸地附接到上垂直支撑件（22）的上垂直支撑件（24）。

17. 发明公开

KR1020040039502A 슬라이드 게이트 사이로 공기 흡입을 방지할 수 있는연속주조방법 无效
标题翻译：连续铸造方法可以防止滑动门和下喷嘴之间的空气吸收
公开(公告)号：KR1020040039502A
公开(公告)日：2004-05-12
申请号：KR1020020065978
申请日：2002-10-28
申请人： 주식회사 포스코
发明人： 최주 , 원민희
IPC分类号： B22D37/00
CPC分类号： B22D11/10 , B22D11/16 , B22D41/22 , B22D41/58
摘要： PURPOSE: A continuous casting method is provided which is capable of accurately monitoring amount and constituents of mixed gas circulated and discharged without an injection unit by removing the air using air combustion gas although air is infiltrated into a space between slide gate lower plate and submerged nozzle. CONSTITUTION: In a continuous molten steel casting method using a continuous casting machine in which a slide gate comprising a lower plate(33) on which a gas circulation groove is formed and one or more of upper plates controls supply quantity of molten steel between tundish and mold, the continuous casting method capable of preventing suction of air between the slide gate and submerged nozzle comprises a step of supplying molten steel of the tundish into the mold through the slide gate; and a step of supplying inert gas and oxygen combustion gas into the gas circulation groove of the slide gate lower plate(33), wherein the continuous casting method further comprises a step of supplying the mixed gas into the gas circulation groove after measuring concentration of the mixed gas after mixing a circulation gas circulating the gas circulation groove with the inert gas and oxygen combustion gas, wherein the oxygen combustion gas is one or more of gases selected from carbon monoxide and hydrocarbon based gas, wherein supply amount of the oxygen combustion gas into the mixed gas is increased if O2 concentration and CO2 concentration measured from the mixed gas are 1% or more of concentration of the total gas, and wherein the circulation gas is exhausted if O2 concentration and CO2 concentration of the mixed gas are 1% or more of concentration of the mixed gas after increasing supply amount of the oxygen combustion gas into the mixed gas.
摘要翻译：目的：提供连续铸造方法，其能够通过使用空气燃烧气体去除空气而能够精确地监测没有注射单元循环和排出的混合气体的量和组分，尽管空气渗透到滑动门下板和浸没喷嘴之间的空间。构成：在使用连续铸造机的连续铸钢方法中，其中包括形成有气体循环槽的下板（33）的滑动门和上板之间的一个或多个控制中间包和模具，能够防止滑动闸门和浸没喷嘴之间的空气吸入的连续铸造方法包括通过滑动浇口将中间包的钢水供给到模具中的步骤; 以及将惰性气体和氧气燃烧气体供给到所述滑动门下板（33）的气体循环槽中的步骤，其中，所述连续铸造方法还包括在测量所述气体循环槽的浓度后，将所述混合气体供给到所述气体循环槽将气体循环槽与惰性气体和氧气燃烧气体循环的循环气体混合后的混合气体，其中，氧气燃烧气体是选自一氧化碳和烃类气体中的一种或多种气体，其中氧气燃烧气体的供给量如果从混合气体测量的O 2浓度和CO 2浓度为总气体浓度的1％以上，则混合气体增加，如果混合气体的O 2浓度和CO 2浓度为1％以上，则循环气体排出在将氧气燃烧气体的供给量增加到混合气体中后，混合气体的浓度。

18. 发明公开

KR1020030055523A 강의 연속주조공정에서 발생하는 부산물의 분리방법 失效
标题翻译：用于分离连续铸造工艺生成的副产物的方法
公开(公告)号：KR1020030055523A
公开(公告)日：2003-07-04
申请号：KR1020010085538
申请日：2001-12-27
申请人： 주식회사 포스코
发明人： 최주
IPC分类号： B22D11/103
CPC分类号： B22D11/108 , B22D11/07 , C21B3/06
摘要： PURPOSE: A method for separating by-products generated from continuous casting process is provided. CONSTITUTION: The method comprises the steps of mixing an organic solvent with byproducts such as iron oxide and slag film generated from continuous casting process, followed by agitation, wherein the byproducts are contaminated by lubricant oil; applying ultrasonic wave of greater than 10 HHz to the mixture obtained in above step in order to disperse the lubricant oil into the organic solvent; filtrating the suspension obtained in above step in order to separate slag film and iron oxide; settling filtrate obtained in above step to settle lubricant oil in organic solvent down in order to separately recover the organic solvent and the lubricant oil after separation of slag film and iron oxide; and magnetic separation of the mixture of iron oxide and slag film.
摘要翻译：目的：提供一种分离由连续铸造工艺生产的副产物的方法。方法：该方法包括将有机溶剂与连续铸造工艺生成的氧化铁和渣膜等副产物混合，然后搅拌，其中副产物被润滑油污染; 对上述步骤中得到的混合物施加超过10Hz的超声波，以将润滑油分散到有机溶剂中; 过滤上述步骤获得的悬浮液，以分离渣膜和氧化铁; 沉淀上述步骤中得到的滤液，将有机溶剂中的润滑油沉降，以分离出渣膜和氧化铁后分离回收有机溶剂和润滑油; 并分离氧化铁和渣膜的混合物。

19. 发明公开

KR1020030035571A 백업롤 세퍼레터 분해조립장치 有权
标题翻译：拆卸和组装后备滚子分离器的装置
公开(公告)号：KR1020030035571A
公开(公告)日：2003-05-09
申请号：KR1020010067681
申请日：2001-10-31
申请人： 주식회사 포스코
发明人： 최주 , 안도영 , 홍성국
IPC分类号： B21B28/02
摘要： PURPOSE: An apparatus for disassembling and assembling back-up roll separator is provided to improve operation productivity and perform operation more effectively and safely by disassembling and assembling the back-up roll separator mechanically, promptly and accurately. CONSTITUTION: The apparatus comprises an adjusting part positioned at one side of a back-up roll maintenance stand; and a clamp part which is supported and moved back and forth by the adjusting part and ascended and descended to the lower part of the side of the maintenance stand to detach the separator(16) from both chocks of a back-up roll(10), wherein the adjusting part comprises a guide beam(104) which is perpendicularly formed to the separator(16), and at one end of which a rack gear part(102) is integrally formed, a pair of guide moving stands(140) vertically inserted into a penetration part of the guide beam(104), an adjusting shaft which is penetrated into each female screw part of the pair of guide moving stands(140), the other end part of which is penetratingly connected to the rack gear part(102), and which is rotated forward and reversely by a motor(126) to move the guide moving stands(140) back and forth, and a block(106) into which the rack gear part(102) is penetratingly inserted to move the guide beam(104) back and forth, and the clamp part comprises an upper supporting plate(204) to both sides of which a vertical driving cylinder(202) is attached, and a lower supporting plate comprising pad clamp(210), separator pipe clamp(214) and rotary cylinder(220).
摘要翻译：目的：提供拆卸和组装后备辊分离器的装置，通过机械，及时，准确地拆卸和组装后备辊分离器，提高操作生产率，更有效和安全地进行操作。构成：该装置包括位于支撑辊维护台的一侧的调节部件，以及夹持部，其由所述调整部来回支撑并上下移动到所述维护支架的一侧的下部，以将所述隔板（16）从支撑辊（10）的两个轴承座分离，，其中所述调节部分包括垂直于所述分离器（16）形成的引导梁（104），并且其一端形成有齿条部分（102），一对引导移动架（140）垂直插入引导梁（104）的穿透部分中的一个导向移动台（140）的每个内螺纹部分中的调节轴，其另一端部与齿条部分 102），并且通过马达（126）向前和向后旋转以使引导件移动架（140）前后移动;以及块体（106），齿条部件（102）被穿透地插入其中以移动引导梁（104）前后，并且夹紧部件包括上支撑板（204）其两侧安装有垂直驱动气缸（202），下支撑板包括垫夹（210），分离管夹（214）和旋转圆筒（220）。

20. 发明授权

KR100347601B1 불소함유폐수의처리방법 有权
标题翻译：含氟废水的处理
公开(公告)号：KR100347601B1
公开(公告)日：2003-03-06
申请号：KR1019970070003
申请日：1997-12-17
申请人： 주식회사 포스코
发明人： 신승대 , 최주 , 이성계
IPC分类号： C02F1/58
摘要： PURPOSE: A method for treating fluoride wastewater is provided, which is characterized in that useful NaF is recovered during fluoride wastewater treatment and fluoride wastewater is recyclable as industrial water after treatment. CONSTITUTION: The method includes the steps of feeding Ca compound, coagulant and settling agent into fluoride wastewater to eliminate impurities from the fluoride wastewater; injecting aqueous rare earth oxide solution into the fluoride wastewater to separate fluoride into the form of rare earth fluorides; after separating fluoride from the wastewater, adjusting the wastewater to pH 5 to 6 to be recycled as industrial water; mixing the rare earth fluorides with soda ash, followed by heating up to 1100 to 1200 deg.C to acquire rare earth oxides and NaF; dissolving the rare earth oxides in nitric acid, followed by heat treatment for the manufacture of rare earth oxides; adding water thereinto to prepare aqueous rare earth oxides solution; and injecting the aqueous rare earth oxides solution to the wastewater of the second step.

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