High carbon steel wire excellent in wire-drawability and in fatigue resistance after wire drawing
    1.
    发明授权
    High carbon steel wire excellent in wire-drawability and in fatigue resistance after wire drawing 有权
    拔丝后的拉丝性和耐疲劳性优异的高碳钢丝

    公开(公告)号:US06447622B1

    公开(公告)日:2002-09-10

    申请号:US09763046

    申请日:2001-02-15

    IPC分类号: C22C3802

    CPC分类号: C22C38/04 C21D8/06 C22C38/02

    摘要: The present invention provides a high carbon steel wire remarkably excellent in wire-drawability and fatigue resistance after wire drawing with a low cost due to reduced use of costly alloys. A high carbon steel wire according to the present invention is one excellent in wire-drawability and fatigue resistance after wire drawing, characterized in that; the total oxygen content is 15 to 50 ppm; among non-metallic inclusions included therein, the number of inviscid inclusions is 1.5 pieces/mm2 or less in average under the visual field of an optical microscope; among the inviscid inclusions, the number of those having a composition falling within composition A specified below accounts for more than 20% and the total number of those having a composition falling within composition A or B specified below accounts for 80% or more; and the thickness of the inviscid inclusions having a composition falling within composition A specified below is 40 &mgr;m or less; composition A: containing over 70% of SiO2, composition B: containing 25 to 70% of SiO2, 8 to 30% of MnO, 40% or less of MgO, 35% or less of Al2O3, 25% or less of CaO and 6% or less of TiO2, and at least 5% of one or both of Al2O3 and MgO, and additionally at least 2% of one or both of CaO and TiO2.

    摘要翻译: 本发明提供一种高成本的钢丝,由于使用昂贵的合金而成本低,拉丝性和拉伸疲劳性优异。 根据本发明的高碳钢丝是拉丝后的拉丝性和耐疲劳性优异的特征,其特征在于: 总氧含量为15〜50ppm; 在其中包含的非金属夹杂物中,在光学显微镜的视场下,非粘性夹杂物的数量平均为1.5个/ mm 2以下; 在无粘连夹杂物中,具有以下规定的组成A内的成分的数量占20%以上,组成在下述A或B组成的组合的总数为80%以上; 具有下述组成A的组成的非粘性夹杂物的厚度为40μm以下; 组合物A:含有超过70%的SiO 2,组合物B:含有25〜70%的SiO 2,8〜30%的MnO,40%以下的MgO,35%以下的Al 2 O 3,25%以下的CaO和6 TiO 2的百分比或更少,以及Al 2 O 3和MgO中的至少5%,还有CaO和TiO 2中的一种或两种的至少2%。

    High strength, high toughness, high carbon steel wire rod and method of production of same
    2.
    发明授权
    High strength, high toughness, high carbon steel wire rod and method of production of same 有权
    高强度,高韧性,高碳钢线材及其生产方法相同

    公开(公告)号:US07462250B2

    公开(公告)日:2008-12-09

    申请号:US10543513

    申请日:2004-01-27

    IPC分类号: C22C38/14 C22C38/28 C22C38/50

    摘要: The present invention provides a high strength, high toughness steel wire rod useful for a PC steel wire, galvanized steel strands, spring use steel wire, cables for suspension bridges, etc. By hot rolling, then directly patenting or reaustenitizing, then patenting a high carbon steel wire rod of a specific chemical composition of the steel and chemical composition, size, and numerical density of inclusions, piano wire rod or high carbon steel wire rod having a structure of mainly pearlite, having an average value of the proeutectoid cementite area ratio of 5% or less in a center region of less than 20% of the wire rod diameter from the center of the wire rod, having a micromartensite size of the C section of 100 μm or less, having a tensile strength of the 170 kgf/mm2 class or more, and having a drawing ratio at break of 30% or more is obtained.

    摘要翻译: 本发明提供一种用于PC钢丝,镀锌钢绞线,弹簧用钢丝,吊桥用电缆等的高强度,高韧性钢丝线。通过热轧,然后直接专利或再励化,然后专利高 碳钢线材具有特定化学成分的化学成分,化学成分,尺寸和数值密度的夹杂物,钢琴线材或高碳钢线材,其主要结构为珠光体,具有前共生渗碳体面积比的平均值 在从线材中心小于线材直径的20%的中心区域的5%以下的C区段的微米级尺寸为100mum以下,拉伸强度为170kgf / mm2以上,断裂拉伸比为30%以上。

    High strength, high toughness, high carbon steel wire rod and method of production of same
    3.
    发明申请
    High strength, high toughness, high carbon steel wire rod and method of production of same 有权
    高强度,高韧性,高碳钢线材及其生产方法相同

    公开(公告)号:US20060137776A1

    公开(公告)日:2006-06-29

    申请号:US10543513

    申请日:2004-01-27

    IPC分类号: C22C38/14

    摘要: The present invention provides a high strength, high toughness steel wire rod useful for a PC steel wire, galvanized steel strands, spring use steel wire, cables for suspension bridges, etc. By hot rolling, then directly patenting or reaustenitizing, then patenting a high carbon steel wire rod of a specific chemical composition of the steel and chemical composition, size, and numerical density of inclusions, piano wire rod or high carbon steel wire rod having a structure of mainly pearlite, having an average value of the proeutectoid cementite area ratio of 5% or less in a center region of less than 20% of the wire rod diameter from the center of the wire rod, having a micromartensite size of the C section of 100 μm or less, having a tensile strength of the 170 kgf/mm2 class or more, and having a drawing ratio at break of 30% or more is obtained.

    摘要翻译: 本发明提供一种用于PC钢丝,镀锌钢绞线,弹簧用钢丝,吊桥用电缆等的高强度,高韧性钢丝线。通过热轧,然后直接专利或再励化,然后专利高 碳钢线材具有特定化学成分的化学成分,化学成分,尺寸和数值密度的夹杂物,钢琴线材或高碳钢线材,其主要结构为珠光体,具有前共生渗碳体面积比的平均值 在从线材中心小于线材直径的20%的中心区域的5%以下的C区段的微米级尺寸为100mum以下,拉伸强度为170kgf / mm以上2级以上,断裂伸长率为30%以上。

    Process for preparing olefin polymer using mixed catalyst
    7.
    发明授权
    Process for preparing olefin polymer using mixed catalyst 有权
    使用混合催化剂制备烯烃聚合物的方法

    公开(公告)号:US08293856B2

    公开(公告)日:2012-10-23

    申请号:US12993586

    申请日:2009-08-14

    摘要: [Problem] To efficiently obtain an α-olefin polymer having a high melting point and a high molecular weight. [Solution to Problem] The process for preparing an olefin polymer of the present invention is a process for preparing an olefin polymer, comprising polymerizing at least one monomer selected from α-olefins of 2 or more carbon atoms, wherein the polymerization is carried out at a temperature of not lower than 40° C. in the presence of a catalyst comprising a transition metal compound component (A) which comprises two or more kinds of transition metal compounds (a) represented by the following formula [A1] and an organometallic compound component (B) which comprises an organometallic compound (b), propylene is contained in the monomer, and the olefin polymer is an olefin polymer whose weight-average molecular weight (Mw) and number-average molecular weight (Mn), as determined by gel permeation chromatography (GPC), satisfy the relationship of 1≦(Mw/Mn)≦3, and which has a melting point (Tm), as determined by DSC, of not lower than 150° C. and an intrinsic viscosity ([η]) of not less than 1.5 dl/g.

    摘要翻译: 为了有效地获得具有高熔点和高分子量的α-烯烃聚合物。 [问题的解决方案]本发明的烯烃聚合物的制备方法是一种制备烯烃聚合物的方法,其包括聚合至少一种选自2个或更多个碳原子的α-烯烃的单体,其中聚合在 在包含由以下式[A1]表示的两种或更多种过渡金属化合物(a)的过渡金属化合物组分(A)和有机金属化合物(A)的催化剂存在下,温度不低于40℃ 包含有机金属化合物(b)的组分(B),单体中含有丙烯,烯烃聚合物是重均分子量(Mw)和数均分子量(Mn)的烯烃聚合物,由 凝胶渗透色谱法(GPC)满足1≦̸(Mw / Mn)≦̸ 3,通过DSC测定的熔点(Tm)为150℃以上的特性粘度( [] e f不小于1.5dl / g。

    THIN CLIENT-SERVER SYSTEM, THIN CLIENT TERMINAL, DATA MANAGEMENT METHOD, AND COMPUTER READABLE RECORDING MEDIUM
    8.
    发明申请
    THIN CLIENT-SERVER SYSTEM, THIN CLIENT TERMINAL, DATA MANAGEMENT METHOD, AND COMPUTER READABLE RECORDING MEDIUM 有权
    薄客户服务器系统,客户终端,数据管理方法和计算机可读记录介质

    公开(公告)号:US20110283342A1

    公开(公告)日:2011-11-17

    申请号:US13144487

    申请日:2010-01-27

    申请人: Wataru Yamada

    发明人: Wataru Yamada

    IPC分类号: G06F21/00 G06F15/16

    摘要: Provided are a thin client-server system, a thin client terminal, a data management method, and a computer readable recording medium capable of preventing data leakage when the thin client terminal is lost.A thin client-server system comprising a server provided with a database storing user data, and a thin client terminal acquiring the user data from the server, connected through a network, wherein the thin client terminal is provided with communication processing means to transmit and receive data; storage means to execute a user data acquisition request to the server through the communication processing means, and store the user data acquired from the server in a volatile memory; and control means to judge whether or not a predetermined time has passed after the reference to the user data stored in the volatile memory has been completed, and delete the data stored in the volatile memory when the time has passed.

    摘要翻译: 提供了一种瘦客户机 - 服务器系统,瘦客户机终端,数据管理方法和能够在瘦客户机终端丢失时防止数据泄漏的计算机可读记录介质。 一种瘦客户机 - 服务器系统,其包括具有存储用户数据的数据库的服务器,以及从服务器获取用户数据的瘦客户机终端,其通过网络连接,其中,瘦客户机终端设置有用于发送和接收的通信处理装置 数据; 存储装置,用于通过通信处理装置向服务器执行用户数据获取请求,并将从服务器获取的用户数据存储在易失性存储器中; 以及控制装置,用于在已经完成对存储在易失性存储器中的用户数据的参考已经完成之后判断是否已经经过了预定时间,并且在经过时间时删除存储在易失性存储器中的数据。

    Image forming apparatus and process cartridge
    9.
    发明授权
    Image forming apparatus and process cartridge 有权
    成像设备和处理盒

    公开(公告)号:US08055153B2

    公开(公告)日:2011-11-08

    申请号:US11802521

    申请日:2007-05-23

    IPC分类号: G03G21/08

    摘要: An image forming apparatus includes: an electrophotographic photoreceptor including a conductive support and a photosensitive layer including an outermost surface layer capable of transporting a charge, the layer being farthest from the conductive support and containing a resin having a crosslinking structure; a charging unit that charges the electrophotographic photoreceptor; a first exposure unit that exposes the electrophotographic photoreceptor to form an electrostatic latent image on the electrophotographic photoreceptor charged; a developing unit that develop the electrostatic latent image with a toner to form a toner image; a transfer unit that transfer the toner image from the electrophotographic photoreceptor to a medium to be transferred; and a second exposure unit that uniformly expose the electrophotographic photoreceptor, the outermost surface layer absorbing exposure light of the second exposure unit and having a maximum absorbance of about 0.05 or less in the entire wavelength range of the exposure light.

    摘要翻译: 图像形成装置包括:电子照相感光体,其包含导电性支持体和感光层,感光层包含能够输送电荷的最外表面层,该感光层距导电性支持体最远,并含有具有交联结构的树脂; 对电子照相感光体进行充电的充电单元; 第一曝光单元,其暴露电子照相感光体以在电子照相感光体上形成静电潜像; 显影单元,其用调色剂显影静电潜像以形成调色剂图像; 转印单元,其将调色剂图像从电子照相感光体转印到待转印的介质上; 以及第二曝光单元,其在所述曝光光的整个波长范围内均匀地曝光所述电子照相感光体,所述最外表面层吸收所述第二曝光单元的曝光光,并且具有约0.05以下的最大吸光度。

    Image forming apparatus and process cartridge
    10.
    发明申请
    Image forming apparatus and process cartridge 有权
    成像设备和处理盒

    公开(公告)号:US20080089712A1

    公开(公告)日:2008-04-17

    申请号:US11802521

    申请日:2007-05-23

    IPC分类号: G03G15/00

    摘要: An image forming apparatus includes: an electrophotographic photoreceptor including a conductive support and a photosensitive layer including an outermost surface layer capable of transporting a charge, the layer being farthest from the conductive support and containing a resin having a crosslinking structure; a charging unit that charges the electrophotographic photoreceptor; a first exposure unit that exposes the electrophotographic photoreceptor to form an electrostatic latent image on the electrophotographic photoreceptor charged; a developing unit that develop the electrostatic latent image with a toner to form a toner image; a transfer unit that transfer the toner image from the electrophotographic photoreceptor to a medium to be transferred; and a second exposure unit that uniformly expose the electrophotographic photoreceptor, the outermost surface layer absorbing exposure light of the second exposure unit and having a maximum absorbance of about 0.05 or less in the entire wavelength range of the exposure light.

    摘要翻译: 图像形成装置包括:电子照相感光体,其包含导电性支持体和感光层,感光层包含能够输送电荷的最外表面层,该感光层距导电性支持体最远,并含有具有交联结构的树脂; 对电子照相感光体进行充电的充电单元; 第一曝光单元,其暴露电子照相感光体以在电子照相感光体上形成静电潜像; 显影单元,其用调色剂显影静电潜像以形成调色剂图像; 转印单元,其将调色剂图像从电子照相感光体转印到待转印的介质上; 以及第二曝光单元,其在所述曝光光的整个波长范围内均匀地曝光所述电子照相感光体,所述最外表面层吸收所述第二曝光单元的曝光光,并且具有约0.05以下的最大吸光度。