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    • 5. 发明授权
    • 폐 스테인레스 스틸 스크랩 섬유를 이용한 경사 기공구조를 갖는 다공성 스테인레스 스틸 판재의 제조 방법
    • 폐스테인레스스틸스크랩랩유를이용한경사기공구조를갖는다공성스테인레스스틸판재의제조방폐
    • KR100414160B1
    • 2004-01-07
    • KR1020000060785
    • 2000-10-16
    • 한국과학기술연구원
    • 김재수윤진국고흥석이종권이정문김두용
    • B22F8/00
    • Y02P10/24Y02W30/541
    • PURPOSE: A method is provided to manufacture a sintered porous stainless steel sheet with gradient pore structures having superior filtering and sound absorption effects using waste byproducts generated when manufacturing stainless steel rods. CONSTITUTION: The method for manufacturing a porous stainless steel sheet with gradient pore structures using waste stainless steel scrap fiber comprises the steps of removing polymer material contained in byproducts of the waste stainless steel scrap fiber generated during the process of producing a stainless steel rod; laying up stainless steel scrap in a stainless steel web shape having a lamellar structure; and adhering each of adjacent portions of the scraps forming the stainless steel web laid up the above step, wherein the polymer material contained in the waste stainless steel scrap fiber is removed with a toluene solution which is mixed with a dispersing agent, the stainless steel scrap is laid up so that a size of the stainless steel scrap is continuously varied in the formation step of the stainless steel web, and the adhesion of the stainless steel scraps onto the adjacent portions is performed through sintering treatment.
    • 目的:提供一种制造具有梯度孔隙结构的烧结多孔不锈钢板的方法,所述梯度孔隙结构使用制造不锈钢棒时产生的废副产物具有优异的过滤和吸音效果。 本发明公开了一种用不锈钢废旧纤维制造具有梯度孔结构的多孔不锈钢板的方法,该方法包括以下步骤:去除生产不锈钢棒过程中产生的废不锈钢废料纤维的副产物中所含的聚合物材料; 将不锈钢废料铺成具有层状结构的不锈钢腹板形状; 以及将形成上述不锈钢网的废钢的相邻部分粘附在上述步骤中,其中废弃不锈钢废钢纤维中所含的聚合物材料用与分散剂混合的甲苯溶液除去,不锈钢废钢 在不锈钢网的成型步骤中不锈钢废料的尺寸连续变化,并且不锈钢废料在相邻部分上的粘附通过烧结处理来进行。
    • 7. 发明公开
    • 폐 스테인레스 스틸 스크랩 섬유를 이용한 경사 기공구조를 갖는 다공성 스테인레스 스틸 판재의 제조 방법
    • 使用废钢不锈钢丝网制造具有梯度结构的多孔不锈钢板的方法
    • KR1020020030197A
    • 2002-04-24
    • KR1020000060785
    • 2000-10-16
    • 한국과학기술연구원
    • 김재수윤진국고흥석이종권이정문김두용
    • B22F8/00
    • Y02P10/24Y02W30/541
    • PURPOSE: A method is provided to manufacture a sintered porous stainless steel sheet with gradient pore structures having superior filtering and sound absorption effects using waste byproducts generated when manufacturing stainless steel rods. CONSTITUTION: The method for manufacturing a porous stainless steel sheet with gradient pore structures using waste stainless steel scrap fiber comprises the steps of removing polymer material contained in byproducts of the waste stainless steel scrap fiber generated during the process of producing a stainless steel rod; laying up stainless steel scrap in a stainless steel web shape having a lamellar structure; and adhering each of adjacent portions of the scraps forming the stainless steel web laid up the above step, wherein the polymer material contained in the waste stainless steel scrap fiber is removed with a toluene solution which is mixed with a dispersing agent, the stainless steel scrap is laid up so that a size of the stainless steel scrap is continuously varied in the formation step of the stainless steel web, and the adhesion of the stainless steel scraps onto the adjacent portions is performed through sintering treatment.
    • 目的:提供一种制造具有梯度孔结构的烧结多孔不锈钢板的方法,其具有优异的过滤和吸声效果,使用制造不锈钢棒时产生的废弃副产物。 构成:使用废弃不锈钢废料纤维制造具有梯度孔结构的多孔不锈钢板的方法包括除去在生产不锈钢棒的过程中产生的废不锈钢废料的副产物中包含的聚合物材料的步骤; 将不锈钢废料堆放在具有层状结构的不锈钢网状物中; 并且将形成形成不锈钢网的废料的相邻部分粘附在上述步骤中,其中包含在废弃不锈钢废料纤维中的聚合物材料用与分散剂混合的甲苯溶液除去,不锈钢废料 在不锈钢网的形成步骤中不锈钢废料的尺寸连续变化,并且通过烧结处理进行不锈钢废料粘附到相邻部分上。
    • 8. 发明公开
    • 가압통전 소결법을 이용한 다공성 알루미늄재의 제조방법
    • 使用压力辅助电流烧结生产多孔铝的工艺
    • KR1020020008312A
    • 2002-01-30
    • KR1020000041970
    • 2000-07-21
    • 한국과학기술연구원주식회사일진
    • 김재수윤진국이종권신종철김두용
    • B22F3/00
    • PURPOSE: A process for producing porous aluminum using pressure-assisted current sintering is provided to effectively control pore size/volume and its microstructure, thereby obtaining porous aluminum having superior filtering and sound absorption effects when it is used as a filter and a sound absorbing material. CONSTITUTION: The process includes: (i) laying up a raw material of aluminum powder, aluminum short staple, or a mixture thereof; (ii) forming the raw material by applying a pressure of 2 to 100 kg/cm¬2 to the laid up raw material; and (iii) directly bonding aluminum powder or short staple by directly supplying power to aluminum green compact using the pressed and power supplied sintering with a voltage of 0.2 to 10 V/cm¬3 and a current of 20 to 500 A/cm¬3 after forming, thereby partially smelting alumina present on the surface of aluminum.
    • 目的:提供使用压力辅助电流烧结制造多孔铝的方法,以有效地控制孔径/体积及其微结构,从而获得当用作过滤器和吸声材料时具有优异的过滤效果和吸音效果的多孔铝 。 规定:该方法包括:(i)生产铝粉,铝短纤维或其混合物的原料; (ii)通过对所铺设的原料施加2至100kg / cm 2的压力来形成原料; 和(iii)通过使用0.2至10V / cm -3的电压和20至500A / cm 3的电流的压制和供电烧结直接将铝粉末直接供电给铝粉末,直接接合铝粉末或短纤维 成型后,部分地熔融存在于铝表面的氧化铝。
    • 9. 发明公开
    • 팩세멘테이션 공정을 이용한 철계 금속 표면의 코발트 붕화물 코팅층 형성 방법
    • 通过包装工艺制造钢表面的钴硼酸盐涂层的方法
    • KR1020130110775A
    • 2013-10-10
    • KR1020120033004
    • 2012-03-30
    • 한국과학기술연구원
    • 윤진국도정만박상환
    • C23C10/34
    • B05D7/14C23C8/02C23C8/70C23C8/80C23C10/02C23C10/08C23C10/60
    • PURPOSE: A method for forming a cobalt boride coating layer on an ion-based metal surface is provided to improve the corrosion resistance, abrasion resistance, and oxidation resistance of steel by an elaborate coating which hardly has a fault, such as pore. CONSTITUTION: A method for forming a cobalt boride coating layer on an ion-based metal surface comprises the following steps of: forming the inner layer of an ion-cobalt boride composition on an ion-based metal surface by using a pack cementation process; forming the outermost layer of the cobalt boride composition on the inner layer by using the pack cementation process; and reducing the activity of Fe in order to suppress the generation of ion-based generation gas by the pack cementation process. The cobalt process pack powder consists of 2 to 60 wt% of cobalt powder, 1 to 10 wt% of NH4Cl powder, and 30 to 97 wt% of Al2O3 powder.
    • 目的:提供一种在离子基金属表面上形成钴硼化物涂层的方法,通过难以产生诸如孔的缺陷的精细涂层来提高钢的耐腐蚀性,耐磨性和抗氧化性。 构成:用于在离子基金属表面上形成硼化钴涂层的方法包括以下步骤:通过使用包装胶结法在离子基金属表面上形成离子钴硼化物组合物的内层; 通过使用包装胶结法在内层上形成钴硼化物组合物的最外层; 并降低Fe的活性,以抑制通过包装胶结法生成离子型发生气体。 钴工艺包粉末由2〜60重量%的钴粉末,1〜10重量%的NH 4 Cl粉末和30〜97重量%的Al 2 O 3粉末组成。
    • 10. 发明公开
    • 플라즈마전해 양극산화방법
    • 等离子体电解氧化涂层方法
    • KR1020110135680A
    • 2011-12-19
    • KR1020100055541
    • 2010-06-11
    • 한국과학기술연구원
    • 도정만한승희윤진국홍경태변지영
    • C25D11/02
    • C25D11/024C25D11/16
    • PURPOSE: A plasma-electrolytic anodic oxidation method is provided to form an oxidized layer having excellent abrasion-resistance, corrosion-resistance, and thermal-resistance on the surface of a target member. CONSTITUTION: A plasma-electrolytic anodic oxidation method is as follows. A target member is pre-treated(S10). The pre-treated member is put into an electrolyte and is connected to a plasma-electrolytic anodic oxidation apparatus(S20). The plasma-electrolytic anodic oxidation apparatus alternately supplies positive and negative currents to the target member to form an oxide film on the target member(S30).
    • 目的:提供等离子体 - 电解阳极氧化方法以在目标构件的表面上形成具有优异的耐磨性,耐腐蚀性和耐热性的氧化层。 构成:等离子体电解阳极氧化法如下。 对目标成员进行预处理(S10)。 将预处理部件放入电解质中并与等离子体电解阳极氧化装置连接(S20)。 等离子体电解阳极氧化装置交替地向目标构件供给正电流和负电流,以在目标构件上形成氧化膜(S30)。