Hole drilling technology for cohesionless prestressed concrete roof board

Application Number  00129321 Application Date  2000.11.17 Publication Number  1290798 Publication Date  2001.04.11 Priority Information     International Classification  E04G23/02   Applicant(s) Name  Hu Wei   Address     Inventor(s) Name  Hu Wei;Hong Xiang;Wang Fushuang   Patent Agency Code  37100 Patent Agent  wu wei AbstractThe hole drilling includes the process of digging concrete floor board in Read more

Filled composite integral precast concrete building roof

Application Number: 00112266Application Date: 2000.05.07Publication Number: 1268609Publication Date: 2000.10.04Priority Information: International: E04B5/17;E04B5/23Applicant(s) Name: Wu HaominAddress: Inventor(s) Name: Wu HaominPatent Agency Code: 32214Patent Agent: xia haichuAbstract The present invention discloses a filled composite prefabricated whole pouring concrete roof surface, it is a roof surface constructed by back pouring steel bar concrete and possesses prefabricated inverted channel Read more

Prefabricated hollow concrete structural member

Application Number: 00118137Application Date: 2000.06.09Publication Number: 1289017Publication Date: 2001.03.28Priority Information: 1999/9/16 KR 39758/1999International: F16L9/08;F16L21/08Applicant(s) Name: Advanced Enterprise Co., Ltd.Address: Inventor(s) Name: Hahn Jae-MyongPatent Agency Code: 11038Patent Agent: ma jiangliAbstract The invention provides a prefabricated hollow concrete structural member capable of joining two more hollow concrete structural members having smaller size firmly with each other, to Read more

Method for building new-box type fly ash double-low concrete coastal levee foundation

Application Number: 00124976Application Date: 2000.09.29Publication Number: 1285440Publication Date: 2001.02.28Priority Information: International: C04B18/08;E02B3/10Applicant(s) Name: Dagang Oil Field Group Co., Ltd.Address: Inventor(s) Name: Li Shihai;Qiu Ruidi;Chang YuhuaPatent Agency Code: 11013Patent Agent: jin jieAbstract The present invention relates to a net-box type flyash double-low concrete sea dike foundation building method, and is characterized by that according to the Read more

Aerated concrete light wall panel and its production method

Application Number: 00112269Application Date: 2000.05.09Publication Number: 1272470Publication Date: 2000.11.08Priority Information: International: B28B1/44;B28B1/50;C04B14/48;C04B18/08;C04B28/04;E04C2/26;E04C2/30Applicant(s) Name: Yuan TongxinAddress: Inventor(s) Name: Yuan TongxinPatent Agency Code: 32211Patent Agent: he huachengAbstract A production method of aerated concrete wall panel with the characteristics of smooth surface, light weight, good bending resistance, water-proofing, fire-resisting, sound-insulating and easy working quality is characterized by using Read more

Small-diameter plain concrete deposited-pile construction method

Application Number: 00118595Application Date: 2000.07.14Publication Number: 1277292Publication Date: 2000.12.20Priority Information: International: E02D5/38Applicant(s) Name: Li WeiAddress: Inventor(s) Name: Li WeiPatent Agency Code: 14100Patent Agent: tian lanfengAbstract The pile constructing process includes drilling hole by an auger with a 146 mm diameter dipper bit, setting casing, taking out earth with a 127 mm diameter dipper bit until Read more

Concrete tile for roof and its production technology

Application Number: 00125115Application Date: 2000.09.12Publication Number: 1282712Publication Date: 2001.02.07Priority Information: International: C04B18/10;C04B26/10;C04B28/04;C04B41/50;E04D1/00Applicant(s) Name: Dongfang Colour Tile Co., Ltd., ShanghaiAddress: Inventor(s) Name: Meng Binfu;Shao Jiandong;Shao ZhirongPatent Agency Code: 33206Patent Agent: dai xiaoxiangAbstract A concrete roof tile is made up of cement (25-35 Wt%), sand (35-45 Wt%) and coal cinder (15-45 Wt%) through materials proportioning, stirring them Read more

Mfg. method of large diameter steel tyre steel reinforced concrete composite pipeline

Application Number: 00112667Application Date: 2000.01.31Publication Number: 1259423Publication Date: 2000.07.12Priority Information: International: B28B21/56Applicant(s) Name: Li AnguoAddress: Inventor(s) Name: Li AnguoPatent Agency Code: 51100Patent Agent: xie huanwuAbstract The large diameter steel cylinder reinforced concrete composite pipe is mfg. as follows: (1) lay reinforced concrete base seat, and make the reinforcing bar laid in the reinforced concrete base Read more

Additive for motar of air-entrained concrete

Application Number: 00118934Application Date: 2000.08.09Publication Number: 1291597Publication Date: 2001.04.18Priority Information: International: C04B22/08;C04B24/38Applicant(s) Name: Guo TongshengAddress: Inventor(s) Name: Guo TongshengPatent Agency Code: 13104Patent Agent: yin yanhuaAbstract An additive for the mortar of air-entrained concrete is prepared from polyethylene, methylcellulose, calcium tripolyphosphate, borax, water glass and water, and serves to increase the plasticity and viscosity, preserve water, Read more

Fast repairing concrete material and its production process

Application Number: 00125762Application Date: 2000.10.25Publication Number: 1349948Publication Date: 2002.05.22Priority Information: International: C04B18/14;E04B1/66Applicant(s) Name: Shuanghe Special Cement Co., Ltd., ShanghaiAddress: Inventor(s) Name: Chen Guoliang;Dai Jianping;Hu YuhuaPatent Agency Code: 31128Patent Agent: tang lishaAbstract The invention relates to a building material, in particular a concrete structure quick repairing material or bearing concrete quick repairing material and improvement on Read more

Hollow reinforced concrete module and its construction process

Application Number: 00112968Application Date: 2000.05.24Publication Number: 1277298Publication Date: 2000.12.20Priority Information: International: E04B2/14;E04C1/00Applicant(s) Name: Song ZhichengAddress: Inventor(s) Name: Song Zhicheng;Wang Zhijun;Fu ChanggongPatent Agency Code: 51102Patent Agent: liu xiaogongAbstract The hollow reinforced concrete module is one hollow part with longitudinal bars and hoop or shaping bars. When used in construction, the modules are assembled in construction site Read more

High-performance concrete pumping agent and its prepn process

Application Number: 00119482Application Date: 2000.07.20Publication Number: 1335279Publication Date: 2002.02.13Priority Information: International: C04B22/14;C04B24/38Applicant(s) Name: Shanghai Shiqiang Science &. Technology Co., Ltd.Address: Inventor(s) Name: Wang HuiPatent Agency Code: 31107Patent Agent: feng hechunAbstract The high-performance concrete pumping agent has the main ingredients including modified naphthalenesulfonic acid-formaldehyde condensate, hexonic dicalcium, methyl cellulose, gleditschia, horrida immersion fluid, sodium sulfate and Read more

Water-preserving curing film for concrete

Application Number: 00126699Application Date: 2000.11.22Publication Number: 1304970Publication Date: 2001.07.25Priority Information: International: C09K3/18Applicant(s) Name: Huang JieAddress: Inventor(s) Name: Huang Jie;Huang XinboPatent Agency Code: 43008Patent Agent: zhao jinghuaAbstract A wate-preserving film for curing concrete of road or bridge is prepared by applying the water-absorbing material layer, which is prepared from one or more of modified starch, cellulose, Read more

Extrusion formation equipment for prestressed concrete hollow board

Application Number: 00113096Application Date: 2000.07.06Publication Number: 1333115Publication Date: 2002.01.30Priority Information: International: B28B1/44;B28B3/26Applicant(s) Name: Changzheng Machinery Factory, China Astronautics Science and Technology Group CoAddress: Inventor(s) Name: Wang Xiazeng;Peng Hong;Zhao HouyanPatent Agency Code: 51211Patent Agent: liu shiquanAbstract The extrusion equipment for high-effective large-scale production of large floor slab and wall slab is composed of the components of Read more

Construction equipment for in-site pouring concrete pile

Application Number: 00120876Application Date: 2000.08.04Publication Number: 1290792Publication Date: 2001.04.11Priority Information: International: E02D5/38Applicant(s) Name: Wang JizhongAddress: Inventor(s) Name: Wang JizhongPatent Agency Code: 00000Patent Agent: Abstract The construction equipment of the present invention can pouring high quality concrete pile in various geological conditions. It includes bottom base, vertical frame on the front part of the base supported Read more

New concrete curing agent and demolding agent

Application Number: 00126773Application Date: 2000.12.26Publication Number: 1361085Publication Date: 2002.07.31Priority Information: International: B28B11/24;C04B41/48Applicant(s) Name: Deng ZhishanAddress: Inventor(s) Name: Deng ZhishanPatent Agency Code: 00000Patent Agent: Abstract The new concrete curing agent and demolding agent is one identical polymer as chemical building material product. It is non-toxic, odorless and pollution-less. It is sprayed or painted to the surface 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

Integral steel structure for concrete floorslab

Application Number: 00121203Application Date: 2000.08.04Publication Number: 1337512Publication Date: 2002.02.27Priority Information: International: E04B5/43Applicant(s) Name: Xu QiAddress: Inventor(s) Name: Xu Qi;Lu XinyangPatent Agency Code: 11127Patent Agent: liu lingdiAbstract In order to make floor structure possess high strength, good quality and good construction property said invention provides a concrete floor slab integrated steel structure frame, including main steel Read more

Composite concrete liquid

Application Number: 00113322Application Date: 2000.03.15Publication Number: 1277169Publication Date: 2000.12.20Priority Information: International: C04B24/18;C04B24/20Applicant(s) Name: National Defence Science & Technology Univ., PLAAddress: Inventor(s) Name: Huang Shan;Li Shiqiu;Liu JunPatent Agency Code: 43008Patent Agent: zhao hongAbstract Composite concrete liquid consists of naphthalene based water-reducing agent, lignosulfonic acid, inorganic calcium salt, citric acid and water. It has integrated functions of Read more

Truss with steel frame for reinforced concrete structure

Application Number: 00121296Application Date: 2000.08.11Publication Number: 1338548Publication Date: 2002.03.06Priority Information: International: E04B1/19Applicant(s) Name: Xu QiAddress: Inventor(s) Name: Xu QiPatent Agency Code: 11127Patent Agent: liu lingdiAbstract A steel truss frame for reinforced concrete structure is composed of columns, beams, wall, steel truss frame for floor, auxiliary steel bars passing through said frame, and external plastic cellular Read more

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

Application Number: 00113548Application Date: 2000.07.18Publication Number: 1278574Publication Date: 2001.01.03Priority Information: International: E04B5/16;E04B5/17;E04B5/32Applicant(s) Name: Qiu ZeyouAddress: Inventor(s) Name: Qiu ZeyouPatent Agency Code: 43008Patent Agent: zhao hongAbstract The hollow floor slab is characterized by that the interior of the floor slab contains prestressed reinforcement, and the interior of reinforced concrete contains disposable internal mould hole-forming cavity, and Read more

Waste concrete recovering system

Application Number: 00121335Application Date: 2000.07.20Publication Number: 1335209Publication Date: 2002.02.13Priority Information: International: B07B13/11;B09B3/00Applicant(s) Name: Zhongyi Industry Co., Ltd.Address: Inventor(s) Name: Yang ZuiPatent Agency Code: 72002Patent Agent: li shumengAbstract The waste concrete recovering system incldues one truck washing yard to wash premixed concrete truck, one roller type grading machine, one water pool combination, and one stirring field. Read more

In-situ deposited porous reinforced concrete roof and its construction process

Application Number: 00113549Application Date: 2000.07.18Publication Number: 1278575Publication Date: 2001.01.03Priority Information: International: E04B5/32Applicant(s) Name: Qiu ZeyouAddress: Inventor(s) Name: Qiu ZeyouPatent Agency Code: 43008Patent Agent: zhao hongAbstract The perforated floor slab is characterized by that the interior of cast-in-place reinforced concrete perforated floor slab contains the core-drawing hole-forming cavity, and its manufacturing method includes the following steps: Read more

Waterproofing agent for concrete

Application Number: 00121457Application Date: 2000.07.24Publication Number: 1335278Publication Date: 2002.02.13Priority Information: International: C04B24/24Applicant(s) Name: Kong DelinAddress: Inventor(s) Name: Kong Delin;Xu XianhuiPatent Agency Code: 11232Patent Agent: wang shunrongAbstract The waterproofing agent for concrete consists of: abietic acid 7.5-8 wt%, polyvinyl alcohol 7.6-8.1 wt%, diethanolamine 4.5-5 wt%, melamine 13-14 wt% and sodium dodecanesulphonate 0.8-1.2 wt% other than water. Read more

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

Application Number: 00113550Application Date: 2000.07.18Publication Number: 1278576Publication Date: 2001.01.03Priority Information: International: E04B5/32;E04B5/16Applicant(s) Name: Qiu ZeyouAddress: Inventor(s) Name: Qiu ZeyouPatent Agency Code: 43008Patent Agent: zhao hongAbstract The present invention relates to cast-in-situ prestressed reinforced concrete hollow floor slab and its construction method. It is characterized by that its interior contains core-drawing hole-forming cavity and prestressed reinforcement, Read more

High-strength concrete and preparation method therefor

Application Number: 00123034Application Date: 2000.09.22Publication Number: 1345703Publication Date: 2002.04.24Priority Information: International: C04B28/04;C08F20/06Applicant(s) Name: Jilin Textile Industry Design Inst.Address: Inventor(s) Name: Guan Shilin;Wang Jue;Hu JianPatent Agency Code: 22100Patent Agent: yu yanAbstract The present invention relates to a high-strength concrete and its preparation method, belongs to the field of building material technology. It uses cement, sand, crushed Read more

Pile-forming method by perforating with long screw and pumping concrete

Application Number: 00110560Application Date: 2000.06.22Publication Number: 1331365Publication Date: 2002.01.16Priority Information: International: E02D5/36Applicant(s) Name: Changchun Architectural Foundation Engineering Group Co.Address: Inventor(s) Name: Hu Yojngfu;Sun HengzhanPatent Agency Code: 22100Patent Agent: zhao zhengAbstract A pile-forming technology for the saturated or unsaturated clay or sandy stratum features that a long-screw drill with central tube is used to drill hole Read more

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

Application Number: 00113551Application Date: 2000.07.18Publication Number: 1278577Publication Date: 2001.01.03Priority Information: International: E04B5/32Applicant(s) Name: Qiu ZeyouAddress: Inventor(s) Name: Qiu ZeyouPatent Agency Code: 43008Patent Agent: zhao hongAbstract The present invention relates to a steel skeleton concrete cast-in-situ hollow floor slab and its construction method. It is characterized by that the interior of cast-in-situ reinforced concrete contains core-drawn Read more

Formula and technology for producing colour concrete tiles with powdered coal ash and other waste industrial dregs

Application Number: 00123261Application Date: 2000.11.16Publication Number: 1298845Publication Date: 2001.06.13Priority Information: International: C04B18/04;C04B18/08;C04B28/04Applicant(s) Name: Liaoning Academy of Building Material SciencesAddress: Inventor(s) Name: Zhou Zhihong;Yu Guangping;Chen XunPatent Agency Code: 21100Patent Agent: li dianzhongAbstract The raw material composition of colour concrete tile is as follows (mass portions): cement (no.525) 25-30 portions, flyash 15-25 portions, calcium enbancing slag and Read more

Technology for installing great-diameter prestressed reinforced concrete pipe

Application Number: 00111166Application Date: 2000.06.29Publication Number: 1331395Publication Date: 2002.01.16Priority Information: International: F16L1/036Applicant(s) Name: Taian-City Running Water CoAddress: Inventor(s) Name: Liu XuxuPatent Agency Code: 37207Patent Agent: xiao huiAbstract A technology for installing the large-diameter prestressed and reinforced concrete pipe features only use of guide cable (chain), steel cable rings and hoister. Its advantages include simple apparatus, Read more