Tag Archives: steel

Manufacture of anticorrosive and antiwear composite steel pipe with devitrified glass lining

Application Number  00129553 Application Date  2000.10.09 Publication Number  1288978 Publication Date  2001.03.28 Priority Information     International Classification  B05C7/08;C23C26/02;C23D5/00   Applicant(s) Name  Qinghua Univ.   Address     Inventor(s) Name  Liang Kaiming;Wang Shuangxi;Zhang Xianhui   Patent Agency Code  11201 Patent Agent  luo wenqun AbstractThe preparation method of composite steel pipe water high-aluminium pyroceram lining includes… Read More »

Alloy reinforced cast steel ball

Application Number  00129412 Application Date  2000.12.14 Publication Number  1357645 Publication Date  2002.07.10 Priority Information     International Classification  C22C38/24   Applicant(s) Name  Yang Jiyu   Address     Inventor(s) Name  Liu Ruwei;Yang Jihui;Yang Jiyu   Patent Agency Code  37103 Patent Agent  ma dunrong AbstractThe alloy reinforced cast steel ball or sand has the material components… Read More »

Horizontal steel wire drawing bench with tetradic drawing plate

Application Number  00129386 Application Date  2000.12.05 Publication Number  1357419 Publication Date  2002.07.10 Priority Information     International Classification  B21C1/04;B21D3/16;B23G7/00   Applicant(s) Name  Zhang Jiawang   Address     Inventor(s) Name  Zhang Jiawang   Patent Agency Code  37106 Patent Agent  fan qiangnian AbstractThe horizontal steel wire drawing bench includes two wire drawing machines in the basically… Read More »

Stainless steel composite pipe welding method

Application Number  00129337 Application Date  2000.11.22 Publication Number  1354061 Publication Date  2002.06.19 Priority Information     International Classification  B23K9/02;B23K31/00   Applicant(s) Name  First Company of Industrial Equipment Installation Company, China Constructional   Address     Inventor(s) Name  Bai Tianhai;Lu Ruilian;Zhang Heng   Patent Agency Code  00000 Patent Agent   AbstractThe present invention relates to a… Read More »

Stainless steel for brake with excellent anti-temper softening performance

Application Number  00129202 Application Date  2000.09.28 Publication Number  1298034 Publication Date  2001.06.06 Priority Information   1999/11/30 JP 339667/1999   International Classification  C22C38/18   Applicant(s) Name  Nippon Steel Corp.   Address     Inventor(s) Name  Amafuji Masayuki;Kikuike Masao;Tagami Toshio   Patent Agency Code  11038 Patent Agent  duan chengen AbstractA stainless steel for a brake disc less… Read More »

Technology for thermally rolling narrow stainless steel band on ordinary semi-continuous 450-mm rolling mill

Application Number  00129184 Application Date  2000.10.14 Publication Number  1289654 Publication Date  2001.04.04 Priority Information     International Classification  B21B1/26;B21B3/02   Applicant(s) Name  Pengfa Steel Industry Co Ltd, Hebei   Address     Inventor(s) Name  Zhang Qifa;Wang Yongmei;Zhang Peiju   Patent Agency Code  13104 Patent Agent  li min AbstractA technology for rolling stainless steel band includes… Read More »

Means for holding steel plate work pieces with each other

Application Number  00128738 Application Date  2000.09.14 Publication Number  1287904 Publication Date  2001.03.21 Priority Information   1999/9/14 DE 19943916.8   International Classification  B25B11/00   Applicant(s) Name  Volswagen AG   Address     Inventor(s) Name  M. Ressinger   Patent Agency Code  72001 Patent Agent  zhao xin AbstractMeans for holding steel plate work pieces (5,8) with each other… Read More »

Secondary heating method for continuously hot-galvanizing on surface of steel band

Application Number  00128474 Application Date  2000.11.08 Publication Number  1300869 Publication Date  2001.06.27 Priority Information     International Classification  C23C2/28   Applicant(s) Name  Puxiang Stainless Steel Co Ltd, Shangjiagang   Address     Inventor(s) Name  Cai Ximing;Zheng Zailun;Xu Xiufei   Patent Agency Code  00000 Patent Agent   AbstractA secondary heating method for the surface of continuously… Read More »

Orientation electric steel plate with excellent film covering characteristics and its making method

Application Number  00128416 Application Date  2000.09.14 Publication Number  1291661 Publication Date  2001.04.18 Priority Information   2000/5/10 JP 137551/2000; 1999/9/14 JP 261050/1999   International Classification  C23C28/04;C23C22/00   Applicant(s) Name  Nippon Steel Corp.   Address     Inventor(s) Name  Taketa Kazutoshi;Yamazaki Shuichi;Ohayashi Hideyuki   Patent Agency Code  11038 Patent Agent  duan chengen AbstractA high permeability grain-oriented electromagnetic… Read More »

Austenic-bainite Malleable steel and its preparation

Application Number: 00110911Application Date: 2000.02.29Publication Number: 1265430Publication Date: 2000.09.06Priority Information: International: C22C38/28;C22C38/32;C22C38/38Applicant(s) Name: Jigang Design Inst., JinanAddress: Inventor(s) Name: Sun ChuanshuiPatent Agency Code: 37200Patent Agent: sun junAbstract The present invention relates to metallurgy technology and one kind of steel with heterogeneous structure including austenite, bainite and martensite. The austenite-bainite-martensite steel has the chemical composition of… Read More »

Welding electrode of stainless martensitic-austenitic steel for resisting gas holes, moisture and abrasion

Application Number: 00114375Application Date: 2000.02.15Publication Number: 1264634Publication Date: 2000.08.30Priority Information: International: B23K35/362Applicant(s) Name: Huazhong Science and Engineering Univ.Address: Inventor(s) Name: Yu Shengfu;Li ZhiyuanPatent Agency Code: 42201Patent Agent: yang weiguoAbstract A welding electrode of stainless martensitic-astenitic steel features that its coated layer is the mixture of 21 components which may be alloy powders and minerals including… Read More »

Steel tank regenerating process

Application Number: 00118928Application Date: 2000.08.08Publication Number: 1337347Publication Date: 2002.02.27Priority Information: International: B65D25/14;B65D25/38;B65D77/06Applicant(s) Name: Zhang ChangluAddress: Inventor(s) Name: Zhang ChangluPatent Agency Code: 00000Patent Agent: Abstract The regeneration process of steel barrel is characterized by that it designs a set of special-purpose equipment to produce general steel barrel, the zinc-plating or copper-plating chain can be used for… Read More »

Oil composition for cold rolling of stainless steel sheel

Application Number: 00122007Application Date: 2000.07.19Publication Number: 1334327Publication Date: 2002.02.06Priority Information: International: C10M133/44Applicant(s) Name: Lanzhou Petroleum Processing & Chemical Branch, China National Petroleum Co., LtAddress: Inventor(s) Name: Qin Henian;Zhang Qingwei;Hu ShengxuePatent Agency Code: 62001Patent Agent: liu donghuiAbstract An oil composition for the cold rolling of stainless steel sheet is prepared from at least one basic lubricating… Read More »

Manufacturing method of square steel tube and round steet tube

Application Number: 00127052Application Date: 1996.07.26Publication Number: 1291532Publication Date: 2001.04.18Priority Information: 1996/1/31 JP 14783/1996; 1995/7/28 JP 192343/1995; 1995/8/3 JP 197838/1995; 1995/8/9 JP 202637/1995; 1995/11/7 JP 288232/1995; 1995/11/7 JP 288233/1995International: B21B23/00;B21B37/38;B21C37/15;B21C37/30Applicant(s) Name: Nakashima Steel Pipe Co., Ltd.Address: Inventor(s) Name: Nakashima Taku;Nakashima KoyuPatent Agency Code: 11038Patent Agent: chen jianAbstract A manufacturing method of square steel tube and round… Read More »

Technology for manufacturing helicoid of sealer for steel drum as package container

Application Number: 00112036Application Date: 2000.01.19Publication Number: 1305875Publication Date: 2001.08.01Priority Information: International: B21D51/40;B21H3/00Applicant(s) Name: Guli Metal Wares Factory, Nanjing CityAddress: Inventor(s) Name: Zhang YoulongPatent Agency Code: 32102Patent Agent: xu dongtaoAbstract A technology for machining the screw ring of sealer for the steel drum as packing container includes blanking, drawing, cutting top cover, currecting flange, chamfering top… Read More »

Steel ladle casting material

Application Number: 00115957Application Date: 2000.08.16Publication Number: 1337376Publication Date: 2002.02.27Priority Information: International: B22D41/02;C04B35/10;C04B35/66Applicant(s) Name: Ezhou Refractory Material Co., Ltd., Wuhan Iron &. Steel Corp.Address: Inventor(s) Name: Wang Qingyou;Guo Hanshu;Yang XinwenPatent Agency Code: 00000Patent Agent: Abstract The pouring material for large-medium-sized ladle comprises electrofused white corundum (75-95%, grain size is less than or equal to 5mm), electrofused… Read More »

Lubricating with excellent rust-proof character for treating steel and steel coating composition

Application Number: 00120684Application Date: 2000.12.22Publication Number: 1311292Publication Date: 2001.09.05Priority Information: 1999/12/24 JP 368054/1999International: C10M107/20Applicant(s) Name: Sumitomo Metal Industries, Ltd.Address: Inventor(s) Name: Kasai Katsuji;Matsuda Junji;Ito HiroyukiPatent Agency Code: 11038Patent Agent: chen cuanAbstract A lubricated steel material has a lubricating film on the steel surface. The film has good press formability, film removability, and blocking resistance, and… Read More »

High-Cr cast steel grate and its manufacture method

Application Number: 00123693Application Date: 2000.08.29Publication Number: 1282799Publication Date: 2001.02.07Priority Information: International: C22C38/50;C22C38/56Applicant(s) Name: Baoshan Iron and Steel Co., Ltd.Address: Inventor(s) Name: Hong Taosheng;Fu HanguangPatent Agency Code: 11019Patent Agent: ren jiAbstract A high-Cr cast steel grate contains C (1.0-2.2 Wt%), Cr (22-30), Al (3-7), Si (1-2.5), Mn (0.5-1), Ni (0.2-0.8), B (0.005-0.04), Zr (0.04-0.1), Y (0.08-0.25),… Read More »

In-situ deposited steel reinforced concrete hollow roof and its construction process

Application Number: 00113288Application Date: 2000.02.25Publication Number: 1310276Publication Date: 2001.08.29Priority Information: International: E04B5/23Applicant(s) Name: Qiu ZeyouAddress: Inventor(s) Name: Qiu ZeyouPatent Agency Code: 43008Patent Agent: zhao hongAbstract The steel reinforced concrete hollow roof consists of steel bar, concrete, hard hollow thin-wall members, steel skeleton, etc. Its construction process includes installing steel skeleton with two ends being set… Read More »

Mould and technology for shaping hinge core of hinge cylinder for steel door

Application Number: 00117139Application Date: 2000.06.07Publication Number: 1273889Publication Date: 2000.11.22Priority Information: International: B21D28/14;B21D28/32Applicant(s) Name: Wukuang Hinge Factory, Zhongshan CityAddress: Inventor(s) Name: Xiao Yufei;Chen Renkun;Huang LiuyingPatent Agency Code: 44201Patent Agent: luo guanxiangAbstract A die and method for shaping hinge core of hinge cylinder for steel door is disclosed. Said die is composed of material hopper, pad, feed… Read More »

Anti-atmosphere corrosion steel

Application Number: 00121262Application Date: 2000.08.11Publication Number: 1280207Publication Date: 2001.01.17Priority Information: International: C22C38/16Applicant(s) Name: Iron and steel Research general Inst.Address: Inventor(s) Name: Liang Caifeng;Hou WeitaiPatent Agency Code: 11207Patent Agent: cheng guanghuAbstract The present invention relates to alloy steel resisting atmosphere corrosion. The alloy resisting atmosphere corrosion has the chemical composition of: C 0.085-0.15 wt%, Si 0.30-0.50… Read More »

Positioning mechanism for steel material bundler

Application Number: 00124622Application Date: 2000.09.27Publication Number: 1345681Publication Date: 2002.04.24Priority Information: International: B65B13/18;B65B27/10Applicant(s) Name: Beijing Univ. of Aeronautics and AstronauticsAddress: Inventor(s) Name: Fu Yongling;Pei Zhongcai;Liu LianqingPatent Agency Code: 11011Patent Agent: liu dongshengAbstract The present invention relates to an improvement on binding machine for steel products. Said invention includes a trolley body with wire-twisting pliers, said trolley… Read More »

Production process of stainless steel wheel for motor vehicle

Application Number: 00110938Application Date: 2000.03.08Publication Number: 1312176Publication Date: 2001.09.12Priority Information: International: B21D53/26;B60B3/04Applicant(s) Name: Jining Wheel Works, ShandongAddress: Inventor(s) Name: Chen Jirui;Wang Xingsheng;Song ZhijianPatent Agency Code: 37106Patent Agent: jiang yuchunAbstract The production process of stainless steel wheel for motor vehicle relates to production process of rim and spoke and press-assembling process of both them. The technological… Read More »

Technology for producing wide band of orientated silicon steel with thickness less than or equal to 0.15mm

Application Number: 00114390Application Date: 2000.03.03Publication Number: 1264748Publication Date: 2000.08.30Priority Information: International: C21D8/12;C22C38/16Applicant(s) Name: Wuhan Iron and Steel (Group) Co.Address: Inventor(s) Name: Ji Fuxiang;Tao Jijun;Ying HongPatent Agency Code: 42102Patent Agent: duan jiaojiaoAbstract A technology for manufacturing wide band of orientated silicon steel with thickness less than 0.15 mm features that its main components are C (0.042-0.046… Read More »

Steel dedicated for tool blade and technology for manufacturing tool blade

Application Number: 00119079Application Date: 2000.10.30Publication Number: 1351188Publication Date: 2002.05.29Priority Information: International: C22C38/24;C22C38/34;C22C38/46Applicant(s) Name: Dangtu Metallurgical Machinery Fittings Factory, AnhuiAddress: Inventor(s) Name: Cao Junhai;Guo YoujiPatent Agency Code: 34100Patent Agent: gao guizhenAbstract An alloy steel (H13K or HMB) for making shearing blade is disclosed, which features its high toughness improved by heat treatment. The shearing blade made… Read More »

Process for preparing steel wire with low tension prestress and high strength

Application Number: 00122927Application Date: 2000.08.25Publication Number: 1298958Publication Date: 2001.06.13Priority Information: International: C21D8/06Applicant(s) Name: Wu ChunjuAddress: Inventor(s) Name: Wu Chunju;Luan GuifuPatent Agency Code: 21109Patent Agent: liang yanAbstract A manufacturing method of low-relaxation prestressed high-strength steel wire includes mechanical descaling, cold rolling, wire-drawing spiral foring and stabilizing heat-treatment etc. the said method eliminates conventional pickling process, use… Read More »

Manufacturing method of square steel tube and round steel tube

Application Number: 00127053Application Date: 1996.07.26Publication Number: 1291533Publication Date: 2001.04.18Priority Information: 1996/1/31 JP 14783/1996; 1995/7/28 JP 192343/1995; 1995/8/3 JP 197838/1995; 1995/8/9 JP 202637/1995; 1995/11/7 JP 288232/1995; 1995/11/7 JP 288233/1995International: B21B23/00;B21B37/38;B21C37/15;B21C37/30Applicant(s) Name: Nakashima Steel Pipe Co., Ltd.Address: Inventor(s) Name: Nakashima Taku;Nakashima KoguPatent Agency Code: 11038Patent Agent: chen jianAbstract A manufacturing method of square steel tube and round… Read More »

Low pressure operation self-control apparatus for using plastics as substitute for steel in water container

Application Number: 00112061Application Date: 2000.01.28Publication Number: 1266166Publication Date: 2000.09.13Priority Information: International: F24H1/20;F24H9/20Applicant(s) Name: Jiang LinguangAddress: Inventor(s) Name: Jiang Linguang;Zhan NiandongPatent Agency Code: 00000Patent Agent: Abstract The invented equipment is implemented by adopting the following scheme: the pressure guide shell, O-shaped sealing ring, rubber diaphragm, equalizer gasket spring, moving contact, upper contact seat, lower contact seat,… Read More »

Stainless die steel for plastics

Application Number: 00115973Application Date: 2000.08.25Publication Number: 1340632Publication Date: 2002.03.20Priority Information: International: C22C38/22Applicant(s) Name: Yang FanAddress: Inventor(s) Name: Yang Fan;Liu Hanzhou;Li WenluPatent Agency Code: 42109Patent Agent: rao jianhuaAbstract A stainless steel suitable for plastic mould contains C (0.26-0.40 wt.%), Si (0-1), Mn (0-1), P (0-0.04), S (0-0.02), Cr (13-20), Ni (0.2-2), Mo (0.5-1.5), and Fe (the… Read More »

Recovery and regeneration method of steel junction hard alloy

Application Number: 00120741Application Date: 2000.07.13Publication Number: 1278560Publication Date: 2001.01.03Priority Information: International: C22B7/00Applicant(s) Name: Beijing Polytechnic Univ.Address: Inventor(s) Name: Wang Che;Zhong TaoxingPatent Agency Code: 11203Patent Agent: zhang huiAbstract The recovery and regeneration method of steel bouded carbide is characterized by that said method includes the following steps: remelting waste material or waste steel produced in the… Read More »