Tag Archives: cement

High-iron sulfuric acid sludge cement

Application Number: 00107675Application Date: 2000.05.23Publication Number: 1324778Publication Date: 2001.12.05Priority Information: International: C04B7/24;C04B24/00Applicant(s) Name: Youhe Panbao Science & Technology Development Co., Ltd., BeijingAddress: Inventor(s) Name: Wu YanxiongPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a sulfate superferric cement made up by utilizing the offscum produced in the production of sulfuric acid, and its… Read More »

Technological process for producing cement early strength mixed material by using flyash

Application Number: 00106686Application Date: 2000.05.17Publication Number: 1272466Publication Date: 2000.11.08Priority Information: International: C04B7/26;C04B7/38Applicant(s) Name: Du ShiyongAddress: Inventor(s) Name: Du Shiyong;Li ZhiyuanPatent Agency Code: 00000Patent Agent: Abstract A technological process for producing cement early-strength mixed material by using flyash is characterized by adopting mechanical and chemical two methods to excite activity of flyash. The fly-ash, lime powder,… Read More »

Cement strength raising production process

Application Number: 00106058Application Date: 2000.04.19Publication Number: 1267647Publication Date: 2000.09.27Priority Information: International: C04B14/04;C04B18/04;C04B18/08;C04B18/12;C04B18/14Applicant(s) Name: Zhang ZhenpingAddress: Inventor(s) Name: Zhang Zhenping;Wang Shaohua;Gai GuoshengPatent Agency Code: 00000Patent Agent: Abstract Portland cement produced through routine process is added with 5-15% of 400-1000 sq m/Kg specific surface area superfine active mineral powder to become the high-strength cement product. The high-strength… Read More »

Efficient admixture for cement and concrete and its production process

Application Number: 00105634Application Date: 2000.04.14Publication Number: 1318528Publication Date: 2001.10.24Priority Information: International: C04B7/147;C04B7/153;C04B18/14Applicant(s) Name: Architecture Research General Inst., Ministry of Metallurgical IndustryAddress: Inventor(s) Name: Zhu Guilin;Sun Shushan;Zhang FanPatent Agency Code: 11238Patent Agent: yang feiAbstract The admixture is a mixture of steel slag, manganese slag, magnesium slag, nickel slag, ore slag and other metallurgical slag and excitant.… Read More »

Cement gel multiplying material for preventing concrete from becomig degraded

Application Number: 00105422Application Date: 2000.03.28Publication Number: 1265381Publication Date: 2000.09.06Priority Information: International: C04B22/16Applicant(s) Name: Zhou BaoqingAddress: Inventor(s) Name: Zhou Baoqing;Xie ChunyingPatent Agency Code: 11247Patent Agent: deng dingjiAbstract The material consists of at least one of hexametaphosphoric acid and tripolyphosphoric acid or their alkali metal salts 5-15%, Portland cement 30-50% and quautzite of 0.7 mm below size… Read More »

Using gelating material-modified ardealite instead of natural gypsum as cement retardant

Application Number: 00104259Application Date: 2000.05.13Publication Number: 1280109Publication Date: 2001.01.17Priority Information: International: C04B18/04;C04B22/14;C04B22/16Applicant(s) Name: Wu FanAddress: Inventor(s) Name: Wu FanPatent Agency Code: 00000Patent Agent: Abstract Lime white as air-setting gelating material and cement as water-setting gelating material are mixed through stirring to produce neutralization, hydration and setting reactions, and product is naturally cured to form a… Read More »

Method for making cement products

Application Number: 00103728Application Date: 2000.03.03Publication Number: 1265963Publication Date: 2000.09.13Priority Information: 1999/3/3 JP 56192/99International: B28B1/087;B32B13/00Applicant(s) Name: Ishihara Giken K. K.Address: Inventor(s) Name: Ishihara ShigeoPatent Agency Code: 72001Patent Agent: wen dapengAbstract The settle method of the invention is for preparing a first elastic 10 form for making the first surface shape of a product and a second… Read More »

Two-phase alpha-tricalcium phosphate/oxyhydrogen-base apatite bone cement and its preparing process

Application Number: 00102993Application Date: 2000.03.14Publication Number: 1313132Publication Date: 2001.09.19Priority Information: International: A61L27/32;A61L27/00Applicant(s) Name: Ruian Pharmaceutical Co LtdAddress: Inventor(s) Name: Lin Fenghui;Liao JunrenPatent Agency Code: 11021Patent Agent: tang baobengAbstract A two-phase alpha-TCP/HAP bone cement contains alpha-tricalcium phasphate (30-60 wt.%) and hydroxide apatite (40-70 wt.%) and features that it can be quickly settled when it is immersed… Read More »

Cement mate

Application Number: 00102938Application Date: 2000.03.16Publication Number: 1314438Publication Date: 2001.09.26Priority Information: International: C09D1/08Applicant(s) Name: Limeishun Paint Resin Co., Ltd., DalianAddress: Inventor(s) Name: Hou WenruiPatent Agency Code: 21215Patent Agent: zhou zhijianAbstract Cement mate, and a kind of mixed material for leveling the surface of cement mortar layer, improving the texture of surface layer latex paint coating and… Read More »

Portlant cement clinker calcining process having no need of using clay and anthracite

Application Number: 00102086Application Date: 2000.02.27Publication Number: 1263060Publication Date: 2000.08.16Priority Information: International: C04B7/44Applicant(s) Name: Yin XiutianAddress: Inventor(s) Name: Yin XiutianPatent Agency Code: 00000Patent Agent: Abstract The technological process for burning portland cement clinker is characterized by using coal-washing by-product secndary washing residue as raw material and adopting new formula of said invention to burn it into… Read More »

Microwave assistant cement sintering technology

Application Number: 00102065Application Date: 2000.02.25Publication Number: 1310146Publication Date: 2001.08.29Priority Information: International: C04B7/44Applicant(s) Name: Xie AiminAddress: Inventor(s) Name: Long Shizong;Xie AiminPatent Agency Code: 00000Patent Agent: Abstract The technological equipment consists of microwave tube, emitter tube and microwave regulator set in the corresponding position of vertical and rotary cement kiln. The microwave tube and the emitter tube… Read More »

Production technique for compound and laying cement by utilizing waste dregs in magnesium smelting

Application Number: 00101520Application Date: 2000.01.08Publication Number: 1260330Publication Date: 2000.07.19Priority Information: International: C04B7/24Applicant(s) Name: Guangling Chemical Industry Corp., Shanxi ProvinceAddress: Inventor(s) Name: Tong Zongyuan;Zhang Fu;Zhang DatongPatent Agency Code: 14100Patent Agent: zhang lezhongAbstract The production method of magnesium cement and other related magnesium cement product includes the following steps: using waste slag produced by smelting magnesium at… Read More »

Cement clinker multielement mineralizing agent and its application technique

Application Number: 00100717Application Date: 2000.02.01Publication Number: 1259494Publication Date: 2000.07.12Priority Information: International: C04B7/42Applicant(s) Name: Guo MaoshengAddress: Inventor(s) Name: Guo MaoshengPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to the technology of roasting cement clinker by adding multielement mineralizing agent. It can greatly raise the strength and yield of clinker, reduce energy consumption and prond.… Read More »

Flexible polymer modified cement base waterproof material and its producing method

Application Number: 00100535Application Date: 2000.01.24Publication Number: 1306949Publication Date: 2001.08.08Priority Information: International: C04B24/26;C09K3/18Applicant(s) Name: Tianjin Building Material Sci. InstAddress: Inventor(s) Name: Yu Jiguang;Xie Dong;Zhu LeiPatent Agency Code: 11127Patent Agent: yan shenAbstract The waterproof material is produced by kneading hydraulic cement and polymer dispersion, water soluble polymer or dispersive resin in weight ratio of 100 to 35-100… Read More »

Composite portland cement

Application Number: 00100108Application Date: 2000.01.10Publication Number: 1258653Publication Date: 2000.07.05Priority Information: International: C04B7/21Applicant(s) Name: Wang ShaohuaAddress: Inventor(s) Name: Xie Yaosheng;Liu Yanjun;Wang ShaohuaPatent Agency Code: 00000Patent Agent: Abstract The composite portland cement is superfine powder with a specific surface area of 4000-5000 sq cm/g produced by mixing nickel slag, portland cement clinker, gypsum and granulated blast furnace… Read More »