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
Archive : steel
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
Forming process of heat-resisting Cr-Mn-Ni-N austenic steel rod
Application Number: 00110700Application Date: 2000.07.21Publication Number: 1335414Publication Date: 2002.02.13Priority Information: International: C21D8/06;C22C38/58Applicant(s) Name: Dalian Jinhua Special Steel Group Corp., Ltd.Address: Inventor(s) Name: Xu Shiyou;Li Guangsheng;Fan ChuantianPatent Agency Code: 21103Patent Agent: guo lihuaAbstract The forming process of heat-resisting Cr-Mn-Ni-N austenic steel rod incldues hot rolling in a rolling mill of square billet smelted in electric arc 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
Measuring and positioning method for stayed-cable steel sleeve of stayed-cable bridge
Application Number: 00113644Application Date: 2000.08.24Publication Number: 1339634Publication Date: 2002.03.13Priority Information: International: E01D11/04Applicant(s) Name: Hunan Prov. Road and Bridge Building General Co.Address: Inventor(s) Name: Chen Mingxian;LIu Xiaodong;Ouyang GangPatent Agency Code: 00000Patent Agent: Abstract One circular plate with the diameter equal to the inner diameter of the anchor base plate of stayed cable is placed in the 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
Vibration-damper for steel sheet
Application Number: 00117659Application Date: 2000.05.26Publication Number: 1275448Publication Date: 2000.12.06Priority Information: 1999/5/26 JP 147297/1999; 1999/5/26 JP 147298/1999; 1999/8/27 JP 242342/1999International: B21B39/00;B65H23/188;F16F15/03Applicant(s) Name: Shinko Electric Co., Ltd.Address: Inventor(s) Name: Kimura Tetsuyuki;Murakishi Kyoji;Kato KazuroPatent Agency Code: 11038Patent Agent: wang sibengAbstract To provide a damping device with which stable damping is enabled without loss of damping effect. The damping 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
Medium flash welding method for high manganese steel frog and carbon steel rail
Application Number: 00121442Application Date: 2000.07.21Publication Number: 1275463Publication Date: 2000.12.06Priority Information: International: B23K11/04;B23K35/22Applicant(s) Name: Yanshan Univ.Address: Inventor(s) Name: Zhang FuchengPatent Agency Code: 11006Patent Agent: e changlinAbstract The present invention utilizes the CrMnNiMo system austenite-ferrite double-phase steel as medium material adopts flash welding method to join together the switch made of high manganese steel and rail made 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
Low-alloy steel for oil casing pipe capable of resisting corrosion of CO2 and sea water
Application Number: 00125882Application Date: 2000.10.30Publication Number: 1292429Publication Date: 2001.04.25Priority Information: International: C22C38/22Applicant(s) Name: Baoshan Iron & Steel Co. Ltd.Address: Inventor(s) Name: Zhang Zhonghua;Guo JinbaoPatent Agency Code: 31209Patent Agent: he wenxinAbstract The chemical composition of low-alloy steel for making oil production casing pipe capable of resisting CO2 and sea water corrosion is formed from (wt%) 0.01-0.20% Read more
Grcular particles of insulating agent for molten steel and its preparing process
Application Number: 00110748Application Date: 2000.08.01Publication Number: 1283533Publication Date: 2001.02.14Priority Information: International: B01J19/16;B22D7/10;C21C7/076Applicant(s) Name: Guo YuhuaAddress: Inventor(s) Name: Guo Yuhua;Shao QiuyanPatent Agency Code: 21217Patent Agent: sun lijuanAbstract A granular insulating agent for molten steel in ladle is prepared from charred rice husk as basic raw material, powdered coal ash, expanded graphite or vermiculite, lime and dolomite 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
Technology for machining small shaped medical tools of stainless steel
Application Number: 00113685Application Date: 2000.09.13Publication Number: 1283536Publication Date: 2001.02.14Priority Information: International: B22F3/00Applicant(s) Name: Yingjie High-Tech Co., Ltd., Hunan Prov.Address: Inventor(s) Name: Li Yimin;Li Songlin;Huang BoyuanPatent Agency Code: 00000Patent Agent: Abstract A shaped small medical tool of stainless steel is made up of stainless steel powder and adhesive through injection moulding, degreasing and sinter. Said adhesive 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
Low-carbon martensite heat-treating process for hot-rolled high-strength wear-resistant steel rail or I-steel
Application Number: 00117811Application Date: 2000.05.22Publication Number: 1274760Publication Date: 2000.11.29Priority Information: International: C21D9/04Applicant(s) Name: Tang TieqinAddress: Inventor(s) Name: Tang Tiein;Tang XingangPatent Agency Code: 00000Patent Agent: Abstract Steel rail or I-steel of low-carbon alloy steel is treated to acquire self-tempering feature and high strength and wear resistance. The steps include quenching at 800-1100 deg.c by utilizing 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
Weaving steel heald with alloy surface and its manufacture
Application Number: 00121473Application Date: 2000.07.25Publication Number: 1335422Publication Date: 2002.02.13Priority Information: International: C23C12/00;D03C9/02Applicant(s) Name: Gui FuAddress: Inventor(s) Name: Gui FuPatent Agency Code: 00000Patent Agent: Abstract The present invention is one novel weaving steel heald with alloy surface. The steel heald is manufactured by alloying the surface of common steel heald. The alloy layer has high hardness, Read more
Modified iron for electric furnace steel smelting and its usage in smelting steel
Application Number: 00123756Application Date: 2000.09.05Publication Number: 1284569Publication Date: 2001.02.21Priority Information: International: C21C5/52Applicant(s) Name: Anyang Iron &. Steel Group Ltd.Address: Inventor(s) Name: Shi Meilun;Ma Zhiming;Li ShuangjinPatent Agency Code: 11019Patent Agent: bai jiajuAbstract The present invention belongs to the field of iron and steel smelting technology. The modified iron consists of molten blast furnace iron 70-80 wt% Read more
Toggle-type tubular steel pole of road lamp
Application Number: 00126141Application Date: 2000.08.22Publication Number: 1294240Publication Date: 2001.05.09Priority Information: International: E04H12/18Applicant(s) Name: Qian WendianAddress: Inventor(s) Name: Qian WendianPatent Agency Code: 00000Patent Agent: Abstract A toggle-type tubular stell pole for roadlamp features that a spherical supporting structure is installed to lower part inside the tubular steel pole and the upper part of said steel pole Read more
Heat treatment method of raising the hardness of structural alloy steel
Application Number: 00110769Application Date: 2000.08.09Publication Number: 1337473Publication Date: 2002.02.27Priority Information: International: C21D1/25Applicant(s) Name: Inst. of Mestals, Academia SinicaAddress: Inventor(s) Name: Yang Ke;Zhang Haifeng;Wang AiminPatent Agency Code: 21002Patent Agent: zhang chenAbstract The heat-processing method for raising high-alloy constructional steel hardness is characterized by that firstly, pretreating steel structural component, then thermal refining under the condition of Read more
Secondary combustion process of steel smelting in superhigh power electric arc furnace
Application Number: 00112435Application Date: 2000.07.29Publication Number: 1336443Publication Date: 2002.02.20Priority Information: International: C21C5/52Applicant(s) Name: Jiangsu Huaigang Group Corp., Ltd.Address: Inventor(s) Name: He Daping;Han Jianhuai;Zhang FengjunPatent Agency Code: 32110Patent Agent: zhu gerenAbstract The present invention relates to secondary burning technology in super high power electric arc furnace for steel smelting, its main system has secondary burning composite Read more
Expanding formed spigot-and-socket flexible joint steel pipe and its making method
Application Number: 00114068Application Date: 2000.02.16Publication Number: 1260460Publication Date: 2000.07.19Priority Information: International: B21D41/02;F16L21/035Applicant(s) Name: Cheng YumingAddress: Inventor(s) Name: Cheng YumingPatent Agency Code: 44100Patent Agent: luo qiangxiAbstract The expansion-formed spigot and socket flexible jointing tube is characterized by that every steel tube possesses a spigot and a socket, when it is connected, it has no need of Read more
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