Tag Archives: sewage

Pysicochemical-biochemical process for treating ammonia-nitrogen sewage from catalytic cracking catalyst production

Application Number  00129420 Application Date  2000.12.21 Publication Number  1359863 Publication Date  2002.07.24 Priority Information     International Classification  C02F9/02;C02F9/14   Applicant(s) Name  Qilu Petro-Chemical Co., China Petro-Chemical Corp   Address     Inventor(s) Name  Pan Xianfeng;Yang Xiaoyi;Huang Bin   Patent Agency Code  37212 Patent Agent  gong tonghai AbstractA process for treating sewage containing ammoniacal nitrogen… Read More »

Floculant for treating sewage

Application Number  00129363 Application Date  2000.11.29 Publication Number  1355141 Publication Date  2002.06.26 Priority Information     International Classification  C02F1/56;C08K3/10;C08K5/04;C08K5/07;C08L79/02   Applicant(s) Name  Sun Chuanbin   Address     Inventor(s) Name  Sun Chuanbin;Lin Pei;Sun Xin   Patent Agency Code  37100 Patent Agent  jiang meng AbstractA flocculant for treating sewage is prepared from polyacrylamide (1-40 wt portions),… Read More »

Composite flocculant for sewage treatment

Application Number  00129345 Application Date  2000.11.24 Publication Number  1318522 Publication Date  2001.10.24 Priority Information     International Classification  C02F1/56   Applicant(s) Name  Liu Xing   Address     Inventor(s) Name  Liu Xing   Patent Agency Code  00000 Patent Agent   AbstractThe composite flocculant for treatment of industry and domestic sewage consists of sulfate, calcium hypoochlorite,… Read More »

Physical-chemical method sewage quick purifying and circulation reusing technology and solid-liquid separation special equipment-sewage treating machine

Application Number  00129126 Application Date  2000.09.29 Publication Number  1345698 Publication Date  2002.04.24 Priority Information     International Classification  B01D21/01;C02F9/04   Applicant(s) Name  Li Gengcheng   Address     Inventor(s) Name  Li Gengcheng   Patent Agency Code  13100 Patent Agent  qu jiaban AbstractThe present invention relates to a process for quickly cleaning and cylically reusing sewage… Read More »

Sewage treating plant and industry for water region

Application Number  00128568 Application Date  2000.11.15 Publication Number  1296922 Publication Date  2001.05.30 Priority Information   1999/11/22 CN 99254562.5   International Classification  C02F9/14;C02F3/10;C02F3/28;C02F3/30   Applicant(s) Name  Huang Binfu   Address     Inventor(s) Name  Huang Binfu   Patent Agency Code  00000 Patent Agent   AbstractA sewage treating plant for water zone and pollution treating process are… Read More »

Circular efficient domestic sewage purifying methane apparatus

Application Number  00128561 Application Date  2000.11.14 Publication Number  1351970 Publication Date  2002.06.05 Priority Information     International Classification  C02F3/30   Applicant(s) Name  Hu Hailiang   Address     Inventor(s) Name  Hu Hailiang   Patent Agency Code  00000 Patent Agent   AbstractAn annular high-efficient domestic sewage purifying methane apparatus consists of several annular fermentation pools and… Read More »

Treatment and application of sewage generated by leaching anode calcine fume of aluminium

Application Number: 00114566Application Date: 2000.05.11Publication Number: 1273219Publication Date: 2000.11.15Priority Information: International: C02F1/52Applicant(s) Name: Pingguo Aluminium Industry Corp.Address: Inventor(s) Name: Gan Guoyao;Wen Ke;Li ChaonanPatent Agency Code: 45106Patent Agent: li mengtianAbstract A process for treating the sewage generated by leaching the anode calcining fume of aluminium includes adding lime powder or calcium lime to said sewage, then… Read More »

Technology and equipment for cleaning electroplated parts without discharge of sewage

Application Number: 00122323Application Date: 2000.07.28Publication Number: 1286323Publication Date: 2001.03.07Priority Information: International: C25D21/20Applicant(s) Name: Ge AilanAddress: Inventor(s) Name: Ge AilanPatent Agency Code: 00000Patent Agent: Abstract A technology for cleaning electroplated parts without discharge of sewage features that the cleaning tanks and stand-by tanks are used, the cyclic period and the volume of cleaning tank are chosen… Read More »

City sewage treatment technology

Application Number: 00112079Application Date: 2000.02.01Publication Number: 1259491Publication Date: 2000.07.12Priority Information: International: C02F9/14Applicant(s) Name: Yixing City Environment Development Equipment Mfg. Co.Address: Inventor(s) Name: Zhou Jianping;Hong Shuhu;Shao WeiqingPatent Agency Code: 32208Patent Agent: cao weihuaAbstract The present invention relates to city sewage treatment technology, it combines aerobic and anaerobic into one body, and adopts upstream type anaerobic filtration… Read More »

Comprehensive domestic sewage utilizing system

Application Number: 00126637Application Date: 2000.10.19Publication Number: 1349858Publication Date: 2002.05.22Priority Information: International: B09B3/00;C02F11/00;C02F11/02;C05F9/00Applicant(s) Name: Peng ShiyingAddress: Inventor(s) Name: Peng ShiyingPatent Agency Code: 43200Patent Agent: gong canfanAbstract The invention relates to a domestic blowndown comprehensive utilization system, which mainly includes a closed liquid solid gas multiphase materials temp.-controlled biological reaction pool for treating domestic sewage. Said invention… Read More »

Sewage cleaner

Application Number: 00114689Application Date: 2000.07.06Publication Number: 1276350Publication Date: 2000.12.13Priority Information: International: C02F1/52Applicant(s) Name: Qin WuwenAddress: Inventor(s) Name: Qin WuwenPatent Agency Code: 45106Patent Agent: li mengtianAbstract A sewage cleaner is prepared from ferrous sulfate, copper sulfate, lime, polymerized aluminium chloride and bleaching powder through dissolving, mixing, and stirring. Its advantages are simple preparing process, high safety… Read More »

Process for treating city sewage

Application Number: 00122371Application Date: 2000.09.08Publication Number: 1300715Publication Date: 2001.06.27Priority Information: International: C02F1/00;C02F1/24;C02F3/14;C02F11/12Applicant(s) Name: Chen QisongAddress: Inventor(s) Name: Chen QisongPatent Agency Code: 00000Patent Agent: Abstract A process for treating city sewage includes efficient physicochemical step including flocculation and floatation and biochemical step with oxidizing ditch. Its advantages are less investment, less possessed ground, low cost, and… Read More »

Dynamic aeration process for treating sewage with high efficiency and low energy consumption

Application Number: 00112126Application Date: 2000.03.10Publication Number: 1313250Publication Date: 2001.09.19Priority Information: International: C02F3/12Applicant(s) Name: Chemical Forestry Products Inst, Chinese Academy of Forestry SciencesAddress: Inventor(s) Name: Shi Yingqiao;Fang Guigan;Ding LaibaoPatent Agency Code: 32200Patent Agent: lou gaochaoAbstract A dynamic aeration process for treating life sewage or industrial sewage with BDO/CDO greater than or equal to 0.2 and no… Read More »

Method and apparatus for treating sewage from catering business

Application Number: 00126738Application Date: 2000.12.13Publication Number: 1295981Publication Date: 2001.05.23Priority Information: International: B01D24/04;C02F9/08Applicant(s) Name: Deng WujunAddress: Inventor(s) Name: Deng Mingkai;Deng Wujun;Deng GuohongPatent Agency Code: 43105Patent Agent: chen weidongAbstract The present invention relates to a method for treating sewage of food and beverage trades and its equipment, includign three portions of pre-treatment, chemical cleaning treatment and terminal… Read More »

Sewage treatment method and equipment thereof

Application Number: 00114693Application Date: 2000.07.11Publication Number: 1333190Publication Date: 2002.01.30Priority Information: International: C02F9/14Applicant(s) Name: Inst. of Aquatic Living Beings, Chinese Academy of SciencesAddress: Inventor(s) Name: Wu Zhenbin;Lei ZhihongPatent Agency Code: 42001Patent Agent: wang minfengAbstract The present invention discloses a sewage treatment method and its installation. Said method incldues the following steps: firstly, making sewage pass through… Read More »

Cleaner for industrial sewage

Application Number: 00123006Application Date: 2000.09.20Publication Number: 1343631Publication Date: 2002.04.10Priority Information: International: C02F1/52;C02F1/56Applicant(s) Name: Wu XingjiuAddress: Inventor(s) Name: Wu XingjiuPatent Agency Code: 00000Patent Agent: Abstract A cleaner for industrial sewage is prepared from carbon powder, lignin, magnesium oxide, ferrous sulfate, polymerized aluminium chloride, SiO2 and polyacrylamide through proportional mixing. Its advantages are high action speed (clairyfing… Read More »

Oligodynamic equipment for treating household sewage

Application Number: 00112176Application Date: 2000.03.24Publication Number: 1266823Publication Date: 2000.09.20Priority Information: International: C02F9/14Applicant(s) Name: Mao JunhaoAddress: Inventor(s) Name: Jiang Maojun;Mao Junhao;Yang LinPatent Agency Code: 32104Patent Agent: yin gongmeiAbstract An oligodynamic equipment for treating household sewage is composed of digestion pool, oil-separating settling pool, two aerating pools, and oxidizing ditch. In the aerobic state, the polluted substances… Read More »

Physiological microbe-earthworm filter pool system for treating household sewage

Application Number: 00115433Application Date: 2000.04.25Publication Number: 1320568Publication Date: 2001.11.07Priority Information: International: C02F9/14Applicant(s) Name: Tongji UnivAddress: Inventor(s) Name: Lu Yongsen;Yang JianPatent Agency Code: 31202Patent Agent: tan shenweiAbstract A household sewage treating system using physiological microbe-earthworm filter pool is composed of grill, aerating and sand-depositing pool, microbe-earthworm filter pool and water distribution unit. Its advantages are simplified… Read More »

Process for removing ammoniacal nitrogen from sewage of coking

Application Number: 00123308Application Date: 2000.11.23Publication Number: 1293154Publication Date: 2001.05.02Priority Information: International: C02F1/70;C02F3/02Applicant(s) Name: Anshan General Design Inst of Coking Refractory Materials, Chinese MetallurgicalAddress: Inventor(s) Name: Wei Guorui;LI Guoliang;Wu JianPatent Agency Code: 21217Patent Agent: huang keAbstract A process for removing ammoniacal nitrogen from sewage of coking features that denitrificating reaction and back-nitrating reaction take place in… Read More »

Process for treating sewage by decomposing carbonate with afterheat of slags

Application Number: 00112770Application Date: 2000.03.15Publication Number: 1313249Publication Date: 2001.09.19Priority Information: International: C02F1/66Applicant(s) Name: Gu JianAddress: Inventor(s) Name: Gu JianPatent Agency Code: 52100Patent Agent: yu dunhanAbstract A process for treating the sewage generated in yellow phosphorus includes grinding carbonate to obtain 10-100 meshes of powder, continuously spreading the powder onto just discharged slags for decomposing the… Read More »

Intermittent sewage feeding and intermittent aerobic active sludge sewage treatment process

Application Number: 00117510Application Date: 2000.10.18Publication Number: 1287102Publication Date: 2001.03.14Priority Information: International: C02F9/14Applicant(s) Name: Yang YongshuiAddress: Inventor(s) Name: Yang YongshuiPatent Agency Code: 00000Patent Agent: Abstract The sewage treatment process includes the solid-liquid separation of sewage, pH value regulation, aeration and precipitation in aeration basin, and filtering in carbon filtering basin. It features that after repeated aeration… Read More »

Process for preparing natural bentone material used to treat sewage

Application Number: 00123368Application Date: 2000.12.06Publication Number: 1356270Publication Date: 2002.07.03Priority Information: International: C02F1/28;C02F1/42Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Liu Xueliang;Liu Ying;Wang JundePatent Agency Code: 21002Patent Agent: zhang chenAbstract A natural bentone material for treating sewage is prepared through Na ion displacement of bentone, proportionally mixing it with solution of aluminium… Read More »

Process for treating sewage by neutralization and ion salt oxidization

Application Number: 00113056Application Date: 2000.06.20Publication Number: 1330047Publication Date: 2002.01.09Priority Information: International: C02F9/04Applicant(s) Name: Technical Center, Yunnan Copper (Group) Co LtdAddress: Inventor(s) Name: Li Ming;Zhang Chonggu;Zhang WeiminPatent Agency Code: 53106Patent Agent: li yunAbstract A process for treating sewage by neutralization and iron salt oxidization is disclosed. In neutralization step, most of the As ions in sewage… Read More »

Process for treating papermaking pulping sewage and its treating and recovering system

Application Number: 00118907Application Date: 2000.06.14Publication Number: 1302931Publication Date: 2001.07.11Priority Information: 1996/8/7 CN 96115523.XInternational: D21C11/04Applicant(s) Name: Li WenhaiAddress: Inventor(s) Name: Li WenhaiPatent Agency Code: 21112Patent Agent: xu fengyanAbstract A method and equipment for reclaiming the waste liquid generated by making paper pulp and washing pulp with rice and wheat straw by the alkali method features that… Read More »

Sewage treating device and coalescence settling device

Application Number: 00123807Application Date: 2000.08.18Publication Number: 1286225Publication Date: 2001.03.07Priority Information: 2000/3/10 JP 066873/00; 2000/3/16 JP 073660/00; 1999/8/25 JP 238610/99International: C02F9/14Applicant(s) Name: Sanyo Electric Co., Ltd.Address: Inventor(s) Name: Moriizumi Masaki;Kondo Fumikata;Noro TokuyaPatent Agency Code: 11216Patent Agent: liu jiyangAbstract The tank (1) having a first compartment (5) with an anaerobic filter, a second compartment (10) with anaerobic… Read More »

Process for treating sludge generated after sewage treatment

Application Number: 00113224Application Date: 2000.01.14Publication Number: 1305976Publication Date: 2001.08.01Priority Information: International: C05F7/00Applicant(s) Name: Zeng ZhiyongAddress: Inventor(s) Name: Zeng ZhiyongPatent Agency Code: 43113Patent Agent: lu hongAbstract A process for processing the mud generated after treating sewage to obtain fertilizer includes adding ferrous sulfate (0.2 Kg/cu.m), mixing, dewatering, measuring the content of N,P and K in the… 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 »

Sewage treating device

Application Number: 00123839Application Date: 2000.08.22Publication Number: 1286221Publication Date: 2001.03.07Priority Information: 2000/3/14 JP 070361/00; 1999/8/25 JP 238610/99International: C02F1/463;C02F1/58;C02F3/30Applicant(s) Name: Sanyo Electric Co., Ltd.Address: Inventor(s) Name: Moriizumi Masaki;Kondo Fumikata;Noro takuyaPatent Agency Code: 11216Patent Agent: liu jiyangAbstract Disclosed is an air-dispersed pipe 271 with electrode 260 with lift side, underside and right side covered. End of the air-dispersed… Read More »

Sewage comprehensive treatment method for alkaline method straw pulp paper-making

Application Number: 00113922Application Date: 2000.09.18Publication Number: 1285435Publication Date: 2001.02.28Priority Information: International: D21C11/04Applicant(s) Name: Song YoushengAddress: Inventor(s) Name: Song YoushengPatent Agency Code: 61114Patent Agent: xu bengAbstract The sode straw pulp paper-making sewage treatment method includes the following two steps: 1. black liquor treatment step: adding acidified aluminium sulfate in black liquor, when the pH value is… Read More »

Oxygen dissolving process and equipment for sewage treatment

Application Number: 00121222Application Date: 2000.08.08Publication Number: 1277156Publication Date: 2000.12.20Priority Information: International: C02F3/12Applicant(s) Name: Yang ChuanfangAddress: Inventor(s) Name: Yang ChuanfangPatent Agency Code: 00000Patent Agent: Abstract A sewage treating equipment consists of sewage treating pool, sewage pipe, water distributing pipe, mud exhausting pipe, liquid oxygen dissolving machine, inclined multilayered annular deflector, sewage returning hole, etc. The present… Read More »