Tag Archives: furnace

Prepn. of defluorinated phosphate by using coal as fuel in boiling furnace

Application Number: 00115684Application Date: 2000.05.16Publication Number: 1323736Publication Date: 2001.11.28Priority Information: International: A23K1/00;C01B25/26Applicant(s) Name: Shan GuangyuAddress: Inventor(s) Name: Shan Guangyu;Cao Judi;Zhang WenlongPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to manufacturing method of defluorinated phosphate in boiling kiln using phosphorus ore as main raw material and coal as fuel, said product is a high… Read More »

Method for auxiliary heating to glass-melting furnace using top-mounted oxygen fuel nozzle

Application Number: 00126228Application Date: 2000.08.16Publication Number: 1306945Publication Date: 2001.08.08Priority Information: 1999/8/16 US 09/374,921International: C03B5/16;C03B5/235;C03B5/237Applicant(s) Name: BOC Inc.Address: Inventor(s) Name: N.G. simpson;T.G. Cleton;G.F. PrusharPatent Agency Code: 31100Patent Agent: zhou chengzeAbstract In an industrial glass furnace which contains recuperators, regenerators, electric boost or other devices for providing heat to glass batch material an oxy-fuel burner mounted in… Read More »

Manual furnace (kiln) without black smoke

Application Number: 00119346Application Date: 2000.06.30Publication Number: 1331399Publication Date: 2002.01.16Priority Information: International: F23H11/12Applicant(s) Name: Shi JunjieAddress: Inventor(s) Name: Shi JunjiePatent Agency Code: 00000Patent Agent: Abstract A manually operated furnace without black smoke features use of dual combustion boxes and two-segment combustion to make black smoke become flame. A slope angle-adjustable flat grate structure is used for… 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 »

Technology for smelting iron in blast furnace by two-segment blowing of powdered coal

Application Number: 00123294Application Date: 2000.11.23Publication Number: 1300858Publication Date: 2001.06.27Priority Information: International: C21B5/00;C21B7/00;F27D3/18Applicant(s) Name: Shen FengmangAddress: Inventor(s) Name: Shen Fengmang;Li Yongxiang;Yuan GuangxuPatent Agency Code: 21109Patent Agent: an yuhongAbstract A two-segment coal powder blowing technology for smelting iron in blast furnace, based on existing technology, features that the second sigment of coal powder blowing holes is arranged… Read More »

Oxygen sprayer and slag isolating and detaching agent for metallurgical furnace

Application Number: 00116065Application Date: 2000.09.30Publication Number: 1289740Publication Date: 2001.04.04Priority Information: International: C04B35/84Applicant(s) Name: Refractory Metallurgical Powder Plant, Wuhan Iron and Steel CoAddress: Inventor(s) Name: Song Xudong;Jiang Siyuan;Cheng KaiqinPatent Agency Code: 42102Patent Agent: duan jiaojiaoAbstract A slag-isolating and slag-detaching agent for oxygen sprayer and metallurgical furnace contains low-calcium aluminate cement (15-25%), graphite powder (2-2.6), graphite fibre… Read More »

Apparatus for supporting smelting furnace

Application Number: 00126393Application Date: 2000.09.13Publication Number: 1288144Publication Date: 2001.03.21Priority Information: 1999/9/13 FI 19991942International: F27D1/10;F27B3/04Applicant(s) Name: Outokumpu OYJAddress: Inventor(s) Name: Markus KankiPatent Agency Code: 11038Patent Agent: liu zhibengAbstract A support device for a furnace, particularly for the bottom furnace of a flash smelting furnace, includes a pillar element (1) and a fastening device (2) for the… Read More »

White ceramic producing method and product by utilizing blast furnace slag

Application Number: 00119612Application Date: 2000.08.16Publication Number: 1337374Publication Date: 2002.02.27Priority Information: International: C04B33/13;C04B33/32Applicant(s) Name: Hongji Special Ceramic Co., Ltd., HanghaiAddress: Inventor(s) Name: Qi Guoqiang;Wu Shengchen;Tang ShuhuiPatent Agency Code: 31128Patent Agent: li gaodongAbstract The present invention uses the blast-furnace slag whose TiO2 content is less than 3% as raw material to make white ceramics, and adopts the… Read More »

Spray head for dedusting and smoke reducing of furnace and boiler

Application Number: 00112603Application Date: 2000.01.06Publication Number: 1257984Publication Date: 2000.06.28Priority Information: International: F23D14/58;F23L5/04Applicant(s) Name: Cheng JinhuaAddress: Inventor(s) Name: Huang Quangang;Chen Xiaozhuang;Cheng JinhuaPatent Agency Code: 51100Patent Agent: wang shiquanAbstract A sprayer head for dedusting and smoke-reducing of furnace and boiler is composed of hollow cylinder body, multiple arc blades provided in said cylinder body and air inlet… Read More »

Method for charging granular coal to top of blast furnace instead of coke

Application Number: 00123374Application Date: 2000.12.08Publication Number: 1356399Publication Date: 2002.07.03Priority Information: International: C21B5/00Applicant(s) Name: Deng ShouqiangAddress: Inventor(s) Name: Deng ShouqiangPatent Agency Code: 21109Patent Agent: liang yanAbstract A technology for charging granular coal instead of coke from the top of blast furnace includes choosing coal, granulating and charging. Its advantages include quickly taking its effect and low… Read More »

Porous self baked carbon brick for lining of ironmaking furnace

Application Number: 00116084Application Date: 2000.10.18Publication Number: 1290754Publication Date: 2001.04.11Priority Information: International: C21B7/06Applicant(s) Name: Ye LeAddress: Inventor(s) Name: ye Le;Li JianweiPatent Agency Code: 41103Patent Agent: han huaAbstract The porous self-baked carbon brick has material comprising electrically calcined anthracite 45-66 wt%, silicon carbide 5-10 wt%, silicon 3-7 wt%, coal asphalt 8-11 wt%, tar 2-5 wt% and resin… Read More »

Method and apparatus for treating urban domestic refuse by waste heat of cement raw material calcining furnace

Application Number: 00126610Application Date: 2000.09.27Publication Number: 1345637Publication Date: 2002.04.24Priority Information: International: B09B3/00Applicant(s) Name: Gong ZhefuAddress: Inventor(s) Name: Gong ZhefuPatent Agency Code: 43117Patent Agent: cai dashengAbstract On the top of cement raw material calciner a heat-conducting steel pot is mounted, the interior of said steel pot is equipped with heat-conducting pie, and the high-temp. produced when… Read More »

Cooling wall of blast furnace and its making technology

Application Number: 00110531Application Date: 2000.06.14Publication Number: 1328162Publication Date: 2001.12.26Priority Information: International: C21B7/10Applicant(s) Name: Anshan Iron and Steel Group CoAddress: Inventor(s) Name: Chen Xingjia;Qu Qingzhi;Su WeiPatent Agency Code: 00000Patent Agent: Abstract A cooling wall of blast furnace has the built-in cooling copper tubes and external slaggring ribs coated with refractory layer. When said cooling wall is… Read More »

Direct smelting furnace

Application Number: 00120302Application Date: 2000.06.08Publication Number: 1278011Publication Date: 2000.12.27Priority Information: 1999/6/8 AU PQ0835International: C21B11/00;C21B11/08;C21B13/10Applicant(s) Name: Technological Resources Pty Ltd.Address: Inventor(s) Name: Thesil P. Betz;Peter D. Bock;rodeny J. DeleyPatent Agency Code: 11105Patent Agent: li xiaoshuAbstract A direct smelting vessel which is adapted to contain a molten bath of metal and slag is disclosed. The vessel includes… Read More »

Dragon-type glass tank furnace

Application Number: 00112856Application Date: 2000.04.17Publication Number: 1271693Publication Date: 2000.11.01Priority Information: International: C03B5/04Applicant(s) Name: Huang DingchangAddress: Inventor(s) Name: Chen Shaojie;He Shixing;Wen MingyuanPatent Agency Code: 51100Patent Agent: jiang xiaopingAbstract A dragon-type glass tank furnace is composed of furnace body, pre-smelting tank with feed port in the furnace body, longitudinal flame smelting tank communication with pre-smelting tank, longitudinal… Read More »

Integrated continuous harmful refuse processing system comprising cracking furnace and incinerating furnace

Application Number: 00123475Application Date: 2000.08.17Publication Number: 1339671Publication Date: 2002.03.13Priority Information: International: F23G5/027;F23G5/14Applicant(s) Name: Guo ChunbaoAddress: Inventor(s) Name: Guo Chunbao;Huang Huiyuan;Xiao TinglangPatent Agency Code: 11021Patent Agent: zhu liguangAbstract High temperature fuel gas produced in the complete combustion inside the secondary furnace is used to heat indirectly the cracking inner tube in the continuous arranged cracking furnace,… Read More »

High corrosion resistant porous baked carbon brick for lining of blast furnace

Application Number: 00116085Application Date: 2000.10.18Publication Number: 1290755Publication Date: 2001.04.11Priority Information: International: C21B7/06Applicant(s) Name: Ye LeAddress: Inventor(s) Name: Ye Le;Li JianweiPatent Agency Code: 41103Patent Agent: han huaAbstract The porous baked carbon brick has material cmprising electrically calcined anthracite 45-60 wt%, silicon 3-7 wt%, titanium 5-25 wt%, artificial graphite 8-15 %, coal asphalt 10-15 wt% and resin… Read More »

New technological process of replacing lower gathering pipe in synthetic ammonia converting furnace

Application Number: 00126644Application Date: 2000.10.18Publication Number: 1348923Publication Date: 2002.05.15Priority Information: International: C01C1/04Applicant(s) Name: Baling Branch, China Petrochemical Corp., Ltd.Address: Inventor(s) Name: Li HaigenPatent Agency Code: 00000Patent Agent: Abstract The invention relates to a new technology for replacing lower collecting main of furnace tubes for the converter. It features that when the lower collecting main has… Read More »

Power-saving electric smelting furnace with six electrodes

Application Number: 00110550Application Date: 2000.06.16Publication Number: 1278592Publication Date: 2001.01.03Priority Information: International: F27D11/10Applicant(s) Name: Wang WeiminAddress: Inventor(s) Name: Wang Weimin;Wang XiyouPatent Agency Code: 21204Patent Agent: zhang qunAbstract The six-electrode electric smelting energy-saving furnace is characterized by that the arrangement of these electrodes are formed into four triangular smelting zones. As compared with three-electrode smolting funnace it… Read More »

Blast furnace opening process

Application Number: 00120652Application Date: 2000.12.29Publication Number: 1361290Publication Date: 2002.07.31Priority Information: International: C21B5/00Applicant(s) Name: Iron Works, Panzhihua Xingangfan Co., Ltd.Address: Inventor(s) Name: Sun Xiwen;Fan Yundong;Li PingweiPatent Agency Code: 51124Patent Agent: ren gongAbstract The present invention, blast furnace opening process, aims at further raising furnace opening reliability and shortening the furnace opening course. The blast furnace opening… Read More »

Zinc-smelting electric furnace and its technology

Application Number: 00112896Application Date: 2000.04.27Publication Number: 1274014Publication Date: 2000.11.22Priority Information: International: C22B19/04Applicant(s) Name: Metallurgical Design Inst., Guizhou Prov.Address: Inventor(s) Name: Wu Zhenyu;Yuan Xiang;Shuai QunfangPatent Agency Code: 52100Patent Agent: guo fangAbstract An electric furnace for smelting zinc is disclosed, which features short technological route, simple equipment, small size, high thermal efficiency and recovery rate and no… 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 »

Apparatus and process for producing sponge iron by using coal gas-making shaft furnace to reduce iron ore

Application Number: 00116216Application Date: 2000.05.30Publication Number: 1275624Publication Date: 2000.12.06Priority Information: International: C21B13/02Applicant(s) Name: Baoshan Iron & Steel Co., Ltd.Address: Inventor(s) Name: Shen Chengxiao;Li Yongquan;Chen HongPatent Agency Code: 31209Patent Agent: he wenxinAbstract The presenti nvention is a technology for producing sponge iron and its equipment, and includes the following steps: milling coal and water to obtain… Read More »

New technological process of replacing lower gathering pipe in synthetic ammonia converting furnace

Application Number: 00126644Application Date: 2000.10.18Publication Number: 1348923Publication Date: 2002.05.15Priority Information: International: C01C1/04Applicant(s) Name: Baling Branch, China Petrochemical Corp., Ltd.Address: Inventor(s) Name: Li HaigenPatent Agency Code: 00000Patent Agent: Abstract The invention relates to a new technology for replacing lower collecting main of furnace tubes for the converter. It features that when the lower collecting main has… Read More »

Toughened glass heating furnace

Application Number: 00110923Application Date: 2000.03.03Publication Number: 1266029Publication Date: 2000.09.13Priority Information: International: C03B25/04Applicant(s) Name: Yu YanfengAddress: Inventor(s) Name: Yu YanfengPatent Agency Code: 00000Patent Agent: Abstract A heating furnace for tempered glass inclues furnace cavity, heat-insulating layer, combustion chamber and heating plate, in which one side of heating plate is combustion chamber, and another side is furnace… Read More »

Blast furnace stopping process

Application Number: 00120653Application Date: 2000.12.29Publication Number: 1361291Publication Date: 2002.07.31Priority Information: International: C21B5/00Applicant(s) Name: Iron Works, Panzhihua Xingangfan Co., Ltd.Address: Inventor(s) Name: Sun Xiwen;Fan Yundong;Li PingweiPatent Agency Code: 51124Patent Agent: ren gongAbstract The present invention, iron-smelting blast furnace stopping process, aims at stopping blast furnace fast and reducing residual material amount inside the stopped furnace. The… Read More »

Wide-range peak regulation technique for electric generator set with coal powder furnace using coal gangue as fuel

Application Number: 00113015Application Date: 2000.06.13Publication Number: 1328235Publication Date: 2001.12.26Priority Information: International: F23K3/00Applicant(s) Name: Feng SuichengAddress: Inventor(s) Name: Feng SuichengPatent Agency Code: 00000Patent Agent: Abstract A wide-range peak regulation technique for the electric generator set with coal powder furnace under the condition of burning coal gangue instead of coal powder is disclosed. Said technique features that… Read More »

Modified iron for electric furnace steel smelting and its smelting process

Application Number: 00123757Application Date: 2000.09.05Publication Number: 1284570Publication Date: 2001.02.21Priority Information: International: C21C5/52Applicant(s) Name: Anyang Iron &. Steel Group Co., Ltd.Address: Inventor(s) Name: Shi Meilun;Ma Zhiming;Li ShuanjinPatent 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 blase furnace iron 70-80… Read More »

Method and equipment for rolling continuous billet from billet heating furnace of mill train advanced position

Application Number: 00117798Application Date: 2000.06.30Publication Number: 1287030Publication Date: 2001.03.14Priority Information: 1999/6/30 IT 001438A/99International: B21B15/00;B23K37/00Applicant(s) Name: International Technologies S.P.A. & International Technologies Open S.P.A.Address: Inventor(s) Name: Gianflanco. Mantovan;Virginiuo. PometoPatent Agency Code: 11038Patent Agent: yi yongmeiAbstract The invention regards a method for rolling a continuous billet (15) fed from a billet-heating furnace (10) set upstream of a… Read More »

Full-enclosed insculating method for wall of float glass furnace

Application Number: 00111011Application Date: 2000.04.13Publication Number: 1317454Publication Date: 2001.10.17Priority Information: International: C03B5/42;C03B5/43Applicant(s) Name: Shandong Glass GroupAddress: Inventor(s) Name: Liu Tongyou;Wang GangPatent Agency Code: 37103Patent Agent: sun aihuaAbstract A full-enclosed insulating method for the wall of float glass furnace features that a layer of lubricating coating is attached to the external surface of said wall and… Read More »