Tag Archives: cement

Cement composition

Application Number  00128505 Application Date  2000.09.22 Publication Number  1291599 Publication Date  2001.04.18 Priority Information   1999/9/24 JP 269888/1999   International Classification  C04B24/42;C04B28/04   Applicant(s) Name  Dow Corning Toray Siloxane Co., Ltd.   Address     Inventor(s) Name  Morite Koji;Uomori Masahiko;Ohayashi Kazuo   Patent Agency Code  11038 Patent Agent  long chuangong AbstractA cement composition comprising (A)… Read More »

Cement composition

Application Number  00128504 Application Date  2000.09.22 Publication Number  1291598 Publication Date  2001.04.18 Priority Information   1999/9/24 JP 269887/1999   International Classification  C04B24/42;C04B28/04   Applicant(s) Name  Dow Corning Toray Siloxane Co., Ltd.   Address     Inventor(s) Name  Morita Koji;Uomori Masahiko;Ohayashi Kazuo   Patent Agency Code  11038 Patent Agent  long chuangong AbstractA cement composition comprising in… Read More »

Process for firing silicate cement clinker by using wet lead-zinc smelting slag

Application Number: 00117236Application Date: 2000.07.04Publication Number: 1280107Publication Date: 2001.01.17Priority Information: International: C04B7/02Applicant(s) Name: Huanan Univ. of Science and EngineeringAddress: Inventor(s) Name: Wu Qingren;Lai Hongguang;Liu ZhendePatent Agency Code: 44201Patent Agent: sheng peizhenAbstract A portland cement clinker is producted by using a formulation of materials including limestone 86-90 wt%, dry lead-zinc slay 3-10 wt%, clay 3-8 wt%… Read More »

Fume adjusting mechanism for duster in vertical cement kiln

Application Number: 00121874Application Date: 2000.08.05Publication Number: 1337276Publication Date: 2002.02.27Priority Information: International: B03C3/014Applicant(s) Name: Zhang YanminAddress: Inventor(s) Name: Zhang Yanmin;Zhang Liandi;Zhang YankuiPatent Agency Code: 00000Patent Agent: Abstract The smoke control mechanism of electric dust-remover of cement vertical kiln is mainly formed of gas buffer chamber, main water pipe, water pump, water tank, electromagnetic valves series-connected on… Read More »

Structure and construction method of cement concreto pavement containing isolating layer and binding layer

Application Number: 00113169Application Date: 2000.09.06Publication Number: 1283724Publication Date: 2001.02.14Priority Information: International: E01C3/00;E01C7/32Applicant(s) Name: Yi ZhijianAddress: Inventor(s) Name: Yi ZhijianPatent Agency Code: 51102Patent Agent: chen jigangAbstract A structure of cement concrete pavement features that an isolating film layer is spread on the pressed and levelled bed, a silk sceen layer as binding layer is spread on… Read More »

Mixture for cement and high-performance concrete and its preparation process

Application Number: 00117474Application Date: 2000.10.08Publication Number: 1287104Publication Date: 2001.03.14Priority Information: International: C04B7/19;C04B7/26;C04B14/28;C04B18/14Applicant(s) Name: South-China Science &. Engineering Univ.Address: Inventor(s) Name: Lu Difen;Wu JianqiPatent Agency Code: 44201Patent Agent: sheng peizhenAbstract The mixture consists of blast furnace slag, flyash, limestone and zeolite and is prepared through separate crushing, stoving, mixing and milling into specific area of 450-750… Read More »

Al-Si-Mg cement

Application Number: 00122936Application Date: 2000.08.29Publication Number: 1340472Publication Date: 2002.03.20Priority Information: International: C04B7/26;C04B9/00Applicant(s) Name: Su ChangAddress: Inventor(s) Name: Su ChangPatent Agency Code: 21209Patent Agent: liu zhongdaAbstract An Al-Si-Mg cement is prepared from magnesium oxide 100 kg, flyash 80kg, sand 60kg, 25% solution of magnesium chloride 80kg, sodium silicate 4.4kg, silicic acid sol 4.4kg, 18% aluminium sulfate,… Read More »

Plastic cement and its preparing process

Application Number: 00113231Application Date: 2000.01.19Publication Number: 1305968Publication Date: 2001.08.01Priority Information: International: C04B9/00;C04B9/20;C04B22/00;C04B24/28Applicant(s) Name: Zhang MeiqingAddress: Inventor(s) Name: Zhang Meiqing;Tang Yiming;Tang BaizhongPatent Agency Code: 43117Patent Agent: cai dashengAbstract A plastic cement contains three active components: the matrix composed of magnesium oxide, white carbon black, wood powder and talc powder, the solidifying agent consisting of magnesium chloride,… Read More »

Light steel partition for forming wall by spraying and plastering cement mortar on it

Application Number: 00118514Application Date: 2000.06.07Publication Number: 1282828Publication Date: 2001.02.07Priority Information: International: E04B2/74Applicant(s) Name: Chen JingyiAddress: Inventor(s) Name: Chen JingyiPatent Agency Code: 00000Patent Agent: Abstract A light steel partition for forming wall by spraying and plastering cement mortar on it is composed of ribbed thin steel sheet, keels, steel clips, support corners, corner bands, transverse bands… Read More »

Portland cement

Application Number: 00123226Application Date: 2000.11.08Publication Number: 1290666Publication Date: 2001.04.11Priority Information: International: C04B7/02;C04B7/42Applicant(s) Name: Zhang WeixinAddress: Inventor(s) Name: Zhang WeixinPatent Agency Code: 00000Patent Agent: Abstract The persent invention relates to a method of producing cement. The present invention uses acid or middle acid vitrious volcaznic rock to replace clay material. The present invention can improve the… Read More »

Formula for preparing high-strength cement

Application Number: 00113675Application Date: 2000.09.06Publication Number: 1304896Publication Date: 2001.07.25Priority Information: International: C04B7/42Applicant(s) Name: Xie SuichengAddress: Inventor(s) Name: Xie Suicheng;Hu Xi'anPatent Agency Code: 43107Patent Agent: shu binAbstract A high-strength cement is prepared from lime stone, clay, iron powder and coal, and features that an activating agent (slag of Sd, Mn, Steel, Sn, or Pb) is used… Read More »

Quick calcium content measuring method for ground raw material of non-outkiln decomposed cement kiln batch

Application Number: 00118583Application Date: 2000.07.07Publication Number: 1285511Publication Date: 2001.02.28Priority Information: International: G01N31/16Applicant(s) Name: Xi YongjunAddress: Inventor(s) Name: Xi Yongjun;Qi JinshenPatent Agency Code: 36100Patent Agent: hu lichengAbstract In invented detection method, cane sugar and calcium oxide react to produce calcium sucrate, and the calcium sucrate is titrated by hydrochloric acid solution to measure out calcium oxide… Read More »

Composite grinding aiding and reinforcing stabilizer for cement

Application Number: 00123250Application Date: 2000.11.15Publication Number: 1351973Publication Date: 2002.06.05Priority Information: International: C04B22/14;C04B22/16Applicant(s) Name: Wang XianjinAddress: Inventor(s) Name: Wang Xianjin;Sun Zhongxiang;Wang QuanPatent Agency Code: 00000Patent Agent: Abstract A composite grinding aiding and reinforcing stabilizer for cement consists of pyrite slag, waste sulfuric acid, ferrous sulfate, sulfur-contained mineral or dewatered ardealite, magnesium sulfate, flyash and diglycol. Compared… Read More »

Cement concrete modifying method with condensate of melamine sulfonate and formaldehyde

Application Number: 00114140Application Date: 2000.03.22Publication Number: 1267649Publication Date: 2000.09.27Priority Information: International: C04B24/16;C04B24/30Applicant(s) Name: Guangzhou Inst. of Chemistry, Academia SinicaAddress: Inventor(s) Name: Luo Guangjian;Xie Yifu;Liu WeiquPatent Agency Code: 44001Patent Agent: li jilanAbstract The condensate of melamine sulfonate and formaldehyde is used as additive and added in the amount of 0.75-1.00% cement water into cement paster. It… Read More »

Radioactive cement contaiing rare earth waste sludg and its usage in treating sewage

Application Number: 00119351Application Date: 2000.06.28Publication Number: 1277165Publication Date: 2000.12.20Priority Information: International: C02F1/00;C04B7/24;G21H5/00Applicant(s) Name: Inst. of Technical Physics, Heilongjiang Prov. Academy of SciencesAddress: Inventor(s) Name: Wang Chang'an;Piao Yongjian;Zhao HongtaoPatent Agency Code: 23109Patent Agent: yue quanqingAbstract The radioactive cement containing rare earth waste sludge consists of mixed cement in 60-84wt% and 100-200 mesh RE waste sludge in… Read More »

Benzene containing cement board and its production process

Application Number: 00123275Application Date: 2000.11.20Publication Number: 1295045Publication Date: 2001.05.16Priority Information: International: C04B16/00;C04B18/08;C04B28/04;E04B1/62Applicant(s) Name: Sheng ZhongzhangAddress: Inventor(s) Name: Sheng ZhongzhangPatent Agency Code: 21209Patent Agent: liu zhongdaAbstract Of the polystyrene containing cement board, each cubic meter is produced with cement 70 Kg, flyash 30 Kg, polystyrene grain 15 Kg, coarse fiber of waste woven bag, gunnybag and… Read More »

Ecological cement prepared from industrial and city wastes

Application Number: 00114925Application Date: 2000.03.15Publication Number: 1313256Publication Date: 2001.09.19Priority Information: International: C04B7/24Applicant(s) Name: Shanghai Cement MillAddress: Inventor(s) Name: Yang Weidong;Ma Yong;Yu WeihuaPatent Agency Code: 00000Patent Agent: Abstract A process for preparing cement, especially the slag-silicate cement No.425 and ordinary silicate cement No.525, from city and industry waste is disclosed. Its advantages include less investment, low… Read More »

Method for producing low-alkali cement

Application Number: 00119388Application Date: 2000.07.11Publication Number: 1333195Publication Date: 2002.01.30Priority Information: International: C04B7/02;C04B7/43Applicant(s) Name: Neimenggu Mengxi New and High Material Co., Ltd.Address: Inventor(s) Name: Liu Ailin;Zhao Jianguo;Wang YingjiePatent Agency Code: 15105Patent Agent: gao yongzhenAbstract The production method of low-alkali cement is technically characterized by that it strictly selects and uses low-alkali raw material, adopts scientific raw… Read More »

Light efficient heat insulating lining for vertical cement kiln

Application Number: 00124223Application Date: 2000.08.11Publication Number: 1284645Publication Date: 2001.02.21Priority Information: International: F27D1/10Applicant(s) Name: Xi YongjunAddress: Inventor(s) Name: Xi Yongjun;Qu Jinshen;Ye ZifangPatent Agency Code: 36100Patent Agent: hu lichengAbstract The heat insulating lining is semi-circular plate pressed with heat insulating mixture. Because of being thin, it results in saving in efficient space inside cement kiln and increased… Read More »

Inorganic mineral reinforcer for cement and its prepn.

Application Number: 00115681Application Date: 2000.05.15Publication Number: 1323755Publication Date: 2001.11.28Priority Information: International: C04B22/14Applicant(s) Name: Shanghai Normal Univ.Address: Inventor(s) Name: Ling YixinPatent Agency Code: 31100Patent Agent: chen wenjingAbstract The present invention relates to inorganic mineral material reinforcing agent for cement, it includes (wt.%): alum stone 20-50%, anhydrite 30-60%, coal gangue 10-25%, sepiolite 0-30%. The invented reinforcing agent… Read More »

Burning method for producing cement

Application Number: 00119915Application Date: 2000.06.30Publication Number: 1290668Publication Date: 2001.04.11Priority Information: 1999/7/2 FR 9908562International: F23D23/00;F23B7/00;C04B7/44Applicant(s) Name: L'air Liquid Societe Anonyma Pour L'Etu de Et L'Exploitation Des Procedes GeorgeAddress: Inventor(s) Name: Yak Deegay;Owidiwa Maran;Tiery BaurisofPatent Agency Code: 11038Patent Agent: zhang jinxiAbstract Combustion process especially applicable to cement works, in which process it is desired to use fuels… Read More »

Composite stalk balls as raw material of cement vertical kiln

Application Number: 00110963Application Date: 2000.03.30Publication Number: 1315298Publication Date: 2001.10.03Priority Information: International: C04B7/42Applicant(s) Name: Liuyuan Cement Co Ltd, ShandongAddress: Inventor(s) Name: Zhu Jianwei;Du Peishan;Wang JihaiPatent Agency Code: 37100Patent Agent: chong daobeiAbstract A composite raw material ball of stalk and straw for vertical cement kiln is prepared from lime stone, coal, clay, iron ore and powdered stalk… Read More »

Super-fine colour cement and its preparing process

Application Number: 00124651Application Date: 2000.09.28Publication Number: 1286233Publication Date: 2001.03.07Priority Information: International: C04B7/14;C04B7/26;C04B22/06Applicant(s) Name: Cui HuaAddress: Inventor(s) Name: Cui HuaPatent Agency Code: 00000Patent Agent: Abstract A superfine colour cement is prepared from cement, industrial slags, powdered ore, pigment, bulking agent and water-reducing agent through pre-grinding, superfine grinding, mixing, etc. Its advantages are high specific surface area… Read More »

Cement, flyash and steel slag pile and its production process

Application Number: 00115934Application Date: 2000.08.02Publication Number: 1278520Publication Date: 2001.01.03Priority Information: International: C04B18/08;C04B18/14;C04B28/04;E02D5/38Applicant(s) Name: Wuhan Exploration Research Inst., Ministry of Metallurgical IndustryAddress: Inventor(s) Name: Huang Tao;Wang Xiaozhang;Liu JingxianPatent Agency Code: 42102Patent Agent: li shuangquanAbstract The present invention relates to a cement flyash slag pile and its pile-forming process. It uses cement, flyash and slag as raw… Read More »

Method for making sound-absorbing wood-foam cement plate

Application Number: 00120631Application Date: 2000.12.27Publication Number: 1296876Publication Date: 2001.05.30Priority Information: International: B28B1/00;B28B1/50;B28B1/52;E04B1/86Applicant(s) Name: Heguang Hi-Tech Development Co., Ltd, Sichuan ProvAddress: Inventor(s) Name: Yue Yulun;Xu Keqin;Zhou JiyaoPatent Agency Code: 51126Patent Agent: yang dunhuaAbstract A sound absorbing wood-foam cement plate is prepared from cement foamer, cement and wood dust through mixing the cement foamer (organic substance containing… Read More »

Process for preparing cement

Application Number: 00111364Application Date: 2000.09.11Publication Number: 1342620Publication Date: 2002.04.03Priority Information: International: C04B7/00Applicant(s) Name: Dayu Cement Co Ltd, QingdaoAddress: Inventor(s) Name: Mao Xiaogang;Yang Minxiu;Wu ChangyongPatent Agency Code: 37108Patent Agent: xiang jiaqiAbstract A process for preparing cement includes such steps as grinding clinker, proportionally mixing it with other raw materials, and homogenizing. Its advantages include no need… Read More »

Mixed cement material with fine active steel slag powder and method of preparing high grade cement with it

Application Number: 00124821Application Date: 2000.09.18Publication Number: 1290667Publication Date: 2001.04.11Priority Information: International: C04B7/00;C04B7/147Applicant(s) Name: China Building Material Science Inst.Address: Inventor(s) Name: Chen Yimin;Zhang Hongtao;Guo SuihuaPatent Agency Code: 11029Patent Agent: wang xinchaAbstract The fine active steel slag powder has a specific surface area greater than 300 sq m/Kg, a 40 micron below particle content greater than 65… Read More »

Water-proofing additive of dissolved used plastics for cement

Application Number: 00116058Application Date: 2000.09.29Publication Number: 1289796Publication Date: 2001.04.04Priority Information: International: C04B24/24;C08L25/06Applicant(s) Name: Zhang XihuaAddress: Inventor(s) Name: Zhang Xihua;Li ZhongcaiPatent Agency Code: 00000Patent Agent: Abstract A water-proofing additive of cement mortar and concrete is prepared from used plastics through dissolving in mixed organic solvent, and physical mixing for modification. Its advantages include low cost and… Read More »

PP fiber reinforced cement slab and use thereof

Application Number: 00121185Application Date: 2000.07.31Publication Number: 1277947Publication Date: 2000.12.27Priority Information: International: C04B14/18;C04B16/06;C04B24/00;C04B28/04;E04C2/288Applicant(s) Name: Inst. of Chemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Pei Meishan;Wang Dujin;Wang JiajunPatent Agency Code: 00000Patent Agent: Abstract The composition of this invented polypropylene fiber cement plate is: cement 100 (weight portions), polypropylene short fiber 0.05-0.5, water reducer 0.5-1.0, expanded perlite 0-20,… Read More »

Method of treating dangerous waste by utilizing cement rotary kiln

Application Number: 00111640Application Date: 2000.01.31Publication Number: 1259638Publication Date: 2000.07.12Priority Information: International: F23G7/00Applicant(s) Name: Wan'an Enterprise Gen. Corp., ShanghaiAddress: Inventor(s) Name: Dai Minhua;Fang Wei;Qian DebiaoPatent Agency Code: 31100Patent Agent: gu junfengAbstract The present invention relates to a simple and rational method of treating liquid, solid, semisolid state dangerous waste material by utilizing cement rotary kiln. For… Read More »