Tag Archives: nitrogen

Process and equipment for nitrogen far infrared sulfurization of tyre

Application Number  00129429 Application Date  2000.12.22 Publication Number  1300666 Publication Date  2001.06.27 Priority Information     International Classification  B29C35/04   Applicant(s) Name  Tianlida Rubber and Plastics Machinery Co Ltd, Qingdao   Address     Inventor(s) Name  Zhao Hongji;Jin Aishan;Sun Jingzheng   Patent Agency Code  37101 Patent Agent  zheng xiaojun AbstractA nitrogen gas-far infrared method and… Read More »

Low-temp. rectifying method for production of nitrogen and liquid nitrogen

Application Number  00129228 Application Date  2000.09.30 Publication Number  1295227 Publication Date  2001.05.16 Priority Information   1999/11/3 US 09/432214   International Classification  C09K5/04;F25J3/04   Applicant(s) Name  Praxair Technology, Inc.   Address     Inventor(s) Name  B. Amann;D.P. Bonaquist;J.A. Weber   Patent Agency Code  72001 Patent Agent  lu xinhua AbstractA cryogenic rectification method wherein both nitrogen gas… Read More »

Semiconductor device having nitrogen gate containing insulating film and manufacturing method

Application Number: 00122716Application Date: 2000.06.30Publication Number: 1284748Publication Date: 2001.02.21Priority Information: 1999/7/1 JP 187970/1999International: H01L29/78;H01L21/336;H01L27/00Applicant(s) Name: Toshiba K.K.Address: Inventor(s) Name: Ouchi KazuyaPatent Agency Code: 11038Patent Agent: wang yonggangAbstract A MOS semiconductor device comprises a gate insulating film containing nitrogen and formed on the semiconductor substrate; a gate electrode selectively formed on the gate insulating film; and… Read More »

Multi-element multi-mass long-acting fertilizer for fixating nitrogen and making root robust

Application Number: 00112244Application Date: 2000.04.27Publication Number: 1320585Publication Date: 2001.11.07Priority Information: International: C05G3/00;C05G3/04;C05G3/08Applicant(s) Name: Wu YaochangAddress: Inventor(s) Name: Wu YaochangPatent Agency Code: 32103Patent Agent: sun fangweiAbstract A multi-element multi-mass long-acting fertilizer for fixating nitrogen and making root robust is prepared from urea, diammonium hydrogen, phosphate, K fertilizer, attapulgite, Chinese medical stone, stemona, radish plant, alum, etc… 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 »

Liquid for treating waste gas contg. nitrogen oxides

Application Number: 00114647Application Date: 2000.06.20Publication Number: 1287874Publication Date: 2001.03.21Priority Information: International: B01D53/56Applicant(s) Name: Chen FuliAddress: Inventor(s) Name: Chen FuliPatent Agency Code: 41102Patent Agent: zhang fengjiaoAbstract The present invention discolses nitrogen oxide treatment liquid which contains NaoH 2-10% and Na2S 4-20%, except water. The treated waste gas show no apparent smell and colour and consorms with… Read More »

Resin firming agent containing phosphorus and nitrogen and fireproof resin composition containing said firming agent

Application Number: 00123525Application Date: 2000.08.18Publication Number: 1339525Publication Date: 2002.03.13Priority Information: International: B32B27/38;C08K5/49;C09J163/00;C09K3/16;H05K1/03Applicant(s) Name: Changchun Artificial Resin Plant Co., Ltd.Address: Inventor(s) Name: Huang Kunyuan;Chen Hongxing;Du AnbangPatent Agency Code: 72003Patent Agent: yang shuyuanAbstract The present invention relates to a kind of resin firming agent containing phosphorus and nitrogen. The present invention also relates to fireproof resin composite… Read More »

New human nitrogen metabolism repression regulating factor protein and its code sequence

Application Number: 00114969Application Date: 2000.03.17Publication Number: 1269419Publication Date: 2000.10.11Priority Information: International: C07H21/00;C07K14/435;C07K16/18;C12N15/10;C12N15/12;C12N15/63;C12N15/64;C12Q1/68Applicant(s) Name: Southern Research Center, National Human Gene GroupAddress: Inventor(s) Name: Gao Guofeng;Peng Yongde;Li YuebinPatent Agency Code: 31200Patent Agent: lu feiAbstract The present invention provides a new human hNmrr protein expressed in adrenal gland of human body and its code sequence. Said invention also… Read More »

Adsorbent for adsorbing nitrogen preferentially from other gas

Application Number: 00124293Application Date: 2000.08.23Publication Number: 1286137Publication Date: 2001.03.07Priority Information: 1999/8/25 US 09/382601International: B01D53/02;B01J20/16;B01J20/18;C01B21/04Applicant(s) Name: Praxair Technology, Inc.Address: Inventor(s) Name: V. GuliantesPatent Agency Code: 72001Patent Agent: lu xinhuaAbstract Novel BEA, BOG, CAN, EVO, FER, GME, LTL, MAS, MEI, MEL, MFI, MFS, MOR, MTT, MTW, NES, OFF, STI, TON, VET framework adsorbents and mixtures thereof containing… Read More »

Process for treating nitrogen oxide/Co mixed gas

Application Number: 00117322Application Date: 2000.08.04Publication Number: 1279122Publication Date: 2001.01.10Priority Information: International: B01D53/56;B01D53/62;B01D53/86;B01D53/94;B01J23/89;B01J32/00;B01J35/06Applicant(s) Name: Zhongshan UnivAddress: Inventor(s) Name: Fu Ruowen;Du Xiuying;Zeng HanminPatent Agency Code: 44200Patent Agent: lin canzhiAbstract A process for treating NOx and CO mixed gas features that the activated carbon fibres carrying Pd-Cu or Pd metal as adsorptive catalyzing material are filled in reactor… Read More »

Scaled copper-gold powder preparation process under the condition of nitrogen protective atmosphere

Application Number: 00125773Application Date: 2000.10.26Publication Number: 1292312Publication Date: 2001.04.25Priority Information: International: B22F9/04Applicant(s) Name: Shanghai Jiatong Univ.Address: Inventor(s) Name: Zhou Jinxin;Ma Zifeng;Huang YongchangPatent Agency Code: 31201Patent Agent: mao cuiyingAbstract The production process of flaky cuproaurite powder includes the following steps: adding adjuvant using stearic acid as main body in the raw material of cuproaurite powder, its… Read More »

Polyorganosiloxane containing nitrogen atom its production and fibre and fabric finishing agent composition

Application Number: 00118735Application Date: 2000.06.23Publication Number: 1287130Publication Date: 2001.03.14Priority Information: 1999/6/25 JP 180093/1999; 1999/6/25 JP 180094/1999International: C08G77/04;D06M15/643Applicant(s) Name: Shin-Etsu Chemical Co., Ltd.Address: Inventor(s) Name: Oson Naoki;Isobe KenichiPatent Agency Code: 11038Patent Agent: liu menghaiAbstract Novel nitrogen atom-containing polysiloxanes having residual alkoxy groups are provided. Compositions comprising the same are effective for treating fibers or fibrous materials… Read More »

Adsorbent for adsorbing nitrogen preferentially from other gas

Application Number: 00126227Application Date: 2000.08.23Publication Number: 1286138Publication Date: 2001.03.07Priority Information: 1999/8/25 US 09/382600International: B01D53/047;B01J20/16;B01J20/18;C01B21/04Applicant(s) Name: Praxair Technology, Inc.Address: Inventor(s) Name: V. GuliantesPatent Agency Code: 72001Patent Agent: wang jihaoAbstract Novel BOG, CAN, EUO, FER, MAS, MEL, MFI, MFS, MTT, MTW, NES, STI, TON, VET framework adsorbents and mixtures thereof containing about 0% to 100% lithium monovalent… Read More »

Electrode mechanism of infrared analyzer for nitrogen, hydrogen or oxygen gas

Application Number: 00119486Application Date: 2000.07.20Publication Number: 1276524Publication Date: 2000.12.13Priority Information: International: G01N21/35Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Gao Xueguan;Li ZhuguoPatent Agency Code: 31201Patent Agent: wang tilinAbstract An electrode mechanism for the infrared analyzer of N, H and O gases is composed of upper and lower electrodes, crucible, gas cylinder, frame, non-oxygen copper pad and… Read More »

Large nitrogen circulating and heating process in synthetic ammonia converting system

Application Number: 00126645Application Date: 2000.10.18Publication Number: 1348924Publication Date: 2002.05.15Priority Information: International: C01C1/04Applicant(s) Name: Baling Branch, China Petrochemical Corp, Ltd.Address: Inventor(s) Name: Li DewuPatent Agency Code: 00000Patent Agent: Abstract The invention relates to a nitrogen circulation and temp. rise technology for synthetic ammonia conversion system. It features that after the synthetic ammonia process gas (nitrogen) passes… Read More »

New method for preparing hydrogen cyanide from nitrogen oxide and methane

Application Number: 00120100Application Date: 2000.07.06Publication Number: 1280098Publication Date: 2001.01.17Priority Information: 1999/7/12 US 60/143,342International: B01J37/02;C01C3/02Applicant(s) Name: Rohu and Haas Co.Address: Inventor(s) Name: A.Bendely;M.S.DicolschPatent Agency Code: 11038Patent Agent: du jingyangAbstract This invention relates to a process for preparing hydrogen cyanide from nitric oxide, a hydrocarbon gas, and optionally ammonia. The process reduces the amount of residual ammonia… Read More »

Large nitrogen circulating and heating process in synthetic ammonia converting system

Application Number: 00126645Application Date: 2000.10.18Publication Number: 1348924Publication Date: 2002.05.15Priority Information: International: C01C1/04Applicant(s) Name: Baling Branch, China Petrochemical Corp, Ltd.Address: Inventor(s) Name: Li DewuPatent Agency Code: 00000Patent Agent: Abstract The invention relates to a nitrogen circulation and temp. rise technology for synthetic ammonia conversion system. It features that after the synthetic ammonia process gas (nitrogen) passes… Read More »

Electrode and electrolytic solution for preparing nitrogen trifluoride gas and process for preparing nitrogen trifluoride gas by them

Application Number: 00120673Application Date: 2000.12.21Publication Number: 1303956Publication Date: 2001.07.18Priority Information: 1999/12/21 JP 362062/99International: C25B1/24;C25B3/08;C23F1/12;C25B11/04Applicant(s) Name: Mitsui Chemicals, Inc.Address: Inventor(s) Name: Tsukuma Tatsuma;Taita Hriomi;Kichikawa AkioPatent Agency Code: 72001Patent Agent: lu xinhuaAbstract The present invention discloses an electrode for electrolyzing an electrolyte comprising an ammonium fluoride (NH4F)-hydrogen fluoride (HF)-containing molten salt and having a composition ratio (HF/NH4F)… Read More »

Clean combustion process with less exhausted nitrogen oxide and carbon black particle for diesel engine

Application Number: 00120786Application Date: 2000.07.14Publication Number: 1287222Publication Date: 2001.03.14Priority Information: International: F02M25/022;F02M27/02Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Fu Weibiao;Zhou Yan;Li ChanglePatent Agency Code: 11201Patent Agent: liao yuanqiuAbstract The present invention belongs to the field of environment protecting technology. The present invention includes one oil emulsifying system connected parallelly to the oil intake end of diesel… Read More »

Process for refining toluene containing nitrogen impuritier

Application Number: 00121552Application Date: 2000.08.11Publication Number: 1338450Publication Date: 2002.03.06Priority Information: International: C07C7/12;C07C15/06Applicant(s) Name: Chinese Petro-Chemical Co LtdAddress: Inventor(s) Name: Duan Qiwei;Gu Kanying;Yang MingbiaoPatent Agency Code: 72001Patent Agent: xu shuAbstract A process for refining toluene containing nitrogen impurities features that said toluene is in contact with sulfonate-type cationic exchange resin layer at ordinary temp-80 deg.C and… Read More »

Microwave-discharging catalytic reducing process for removing nitrogen oxide

Application Number: 00110575Application Date: 2000.06.28Publication Number: 1330975Publication Date: 2002.01.16Priority Information: International: B01D53/56;B01D53/86;B01D53/94;B01J29/48Applicant(s) Name: Dalian Inst of Chemicophysics, Chinese Academy of SciencesAddress: Inventor(s) Name: Tang Junwang;Ren Lili;Xu ChanghaiPatent Agency Code: 21002Patent Agent: zhang chenAbstract A microwave discharge method for removing nitrogen oxide by catalytic reduction features that CH4 is used as reducer, the molecular sieve H2SM-5… Read More »

Slow-release nitrogen fertilizer composition and its preparation method

Application Number: 00110382Application Date: 2000.04.30Publication Number: 1321623Publication Date: 2001.11.14Priority Information: International: B01F17/00;B01J2/00;C05G3/00Applicant(s) Name: China Petro-Chemical Corp.Address: Inventor(s) Name: Wang Dingcong;Li YanbinPatent Agency Code: 21102Patent Agent: li weiAbstract The present invention relates to a slow-release nitrogen fertilizer, it is a micrometer-size nitrogen-in-oil fertilizer which is made up by wrapping the melted nitrogen fertilizer with oil phase,… Read More »

Nitrogen fertilizer composition and its preparation method

Application Number: 00110381Application Date: 2000.04.30Publication Number: 1321622Publication Date: 2001.11.14Priority Information: International: B01F17/00;B01J2/00;C05G3/00Applicant(s) Name: China Petro-chemical Corp.Address: Inventor(s) Name: Wang Dingcong;Li YanbinPatent Agency Code: 21102Patent Agent: li weiAbstract The present invention relates to a slow-release nitrogen fertilizer, it is a micrometer-size nitrogen-in-oil fertilizer which is made up by wrapping water-soluble nitrogen fertilizer with oil phase, emulsifier… Read More »

Long-acting agent for nitrogen fertilizer

Application Number: 00110185Application Date: 2000.03.09Publication Number: 1313266Publication Date: 2001.09.19Priority Information: International: C05G3/08Applicant(s) Name: Liu FangAddress: Inventor(s) Name: Liu Fang;Zhang YuhuaPatent Agency Code: 00000Patent Agent: Abstract A long-acting agent for nitrogen fertilizer is prepared from dicyandiamide, hydroquinone, humic acid powder, zeolite powder, root-growing powder and trace element in weight ratio of (3-25):(1-18):(25-60):(15-50):(1-10):(0.5-7). Its advantages include low… Read More »

Technology for producing fine rubber powder by method of liquefied nitrogen internal circulation type recovering cold energy

Application Number: 00109889Application Date: 2000.07.12Publication Number: 1333116Publication Date: 2002.01.30Priority Information: International: B29B13/10Applicant(s) Name: Jingye Electromechanical Technology Inst., Zhuhai Special Economic ZoneAddress: Inventor(s) Name: Zhang Daoshu;Ling Peixiu;Ling PeiyiPatent Agency Code: 00000Patent Agent: Abstract The process for producing fine rubber powder from waste and old rubber which is pulverized into 80-120 meshes includes nomral temp. production process… Read More »

Clean combustion method in diesel for simutaneously reducing nitrogen oxide and carbon black particle emission

Application Number: 00109434Application Date: 2000.06.23Publication Number: 1275677Publication Date: 2000.12.06Priority Information: International: F02M25/025Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Fu Weibiao;Zhou Yan;Li ChanglePatent Agency Code: 11201Patent Agent: liao yuanqiuAbstract The present invention includes an oil-emulsifying system parallelly-connected on the inlet end of piston pump of diesel system, and said oil-emulsifying system is formed from oil-filter connected with… Read More »

Low temp air separating system for prodn. of medium-pureness oxygen and medium-pureness nitrogen

Application Number: 00108243Application Date: 2000.04.30Publication Number: 1274069Publication Date: 2000.11.22Priority Information: 1999/5/4 US 09/304102International: F25J3/04Applicant(s) Name: Praxair Technology Inc.Address: Inventor(s) Name: V. Sirinivason;M. M. Sha;A. C. -P.LiuPatent Agency Code: 72001Patent Agent: lu xinhuaAbstract A cryogenic air separation system wherein feed air is initially processed to produce a vapor and a liquid, the vapor is then processed… Read More »

Process for removing nitrogen from natural gas

Application Number: 00104512Application Date: 2000.02.18Publication Number: 1266884Publication Date: 2000.09.20Priority Information: 1999/2/19 IT 000337A/99International: B01D53/14;C10L3/10Applicant(s) Name: Eni S. P. A.Address: Inventor(s) Name: L. SicalryPatent Agency Code: 11038Patent Agent: long chuangongAbstract Process for the removal of nitrogen contained in natural gas wherein are performed the steps of:a) absorbing the hydrocarbon component of natural gas by means of… Read More »

Catalytic conversion method for reducing olefine, sulfur and nitrogen content in gasoline

Application Number: 00102981Application Date: 2000.03.14Publication Number: 1303909Publication Date: 2001.07.18Priority Information: International: C10G45/00Applicant(s) Name: China Petro-Chemical Corp.Address: Inventor(s) Name: Xu Youhao;Zhang Jiushun;Yang YinanPatent Agency Code: 11034Patent Agent: deng yiAbstract A catalytic conversion method for reducing olefine content and sulfur and nitrogen in gasoline is characterized by in life pipe or fluidized-bed reactor, making preheated gasoline contect… Read More »

Method for reduction of nitrogen oxide

Application Number: 00100557Application Date: 2000.01.25Publication Number: 1261546Publication Date: 2000.08.02Priority Information: International: B01D53/56;B01D53/86Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Hao Jiming;Zhu TianlePatent Agency Code: 11201Patent Agent: luo wenqunAbstract Al2O3 carrier is first obtained through preparation of water soft diasphore, dripping nitric acid solution, drying and roasting and is then soaked with cocatalyst component and active component Ag,… Read More »