BR0010592A - Método e composição para inibir corrosão em sistemas aquosos - Google Patents
Método e composição para inibir corrosão em sistemas aquososInfo
- Publication number
- BR0010592A BR0010592A BR0010592-9A BR0010592A BR0010592A BR 0010592 A BR0010592 A BR 0010592A BR 0010592 A BR0010592 A BR 0010592A BR 0010592 A BR0010592 A BR 0010592A
- Authority
- BR
- Brazil
- Prior art keywords
- substituted
- composition
- aqueous systems
- aryl
- inhibiting corrosion
- Prior art date
Links
- 238000005260 corrosion Methods 0.000 title abstract 3
- 230000007797 corrosion Effects 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 239000000203 mixture Substances 0.000 title abstract 2
- 230000002401 inhibitory effect Effects 0.000 title 1
- 125000002877 alkyl aryl group Chemical group 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- 125000003831 tetrazolyl group Chemical group 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 229910001220 stainless steel Inorganic materials 0.000 abstract 1
- 239000010935 stainless steel Substances 0.000 abstract 1
- -1 stainless steel Chemical class 0.000 abstract 1
- 125000003107 substituted aryl group Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/14—Nitrogen-containing compounds
- C23F11/149—Heterocyclic compounds containing nitrogen as hetero atom
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/08—Corrosion inhibition
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/304,181 US6379587B1 (en) | 1999-05-03 | 1999-05-03 | Inhibition of corrosion in aqueous systems |
US09/303,596 US6585933B1 (en) | 1999-05-03 | 1999-05-03 | Method and composition for inhibiting corrosion in aqueous systems |
US30956499A | 1999-05-12 | 1999-05-12 | |
US50572200A | 2000-02-17 | 2000-02-17 | |
PCT/US2000/008750 WO2000066810A1 (en) | 1999-05-03 | 2000-05-02 | Method and composition for inhibiting corrosion in aqueous systems |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0010592A true BR0010592A (pt) | 2002-02-05 |
Family
ID=27501833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0010592-9A BR0010592A (pt) | 1999-05-03 | 2000-05-02 | Método e composição para inibir corrosão em sistemas aquosos |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP1177331A1 (cs) |
JP (1) | JP2002543294A (cs) |
KR (1) | KR20020012564A (cs) |
CN (1) | CN1359430A (cs) |
AR (1) | AR023836A1 (cs) |
AU (1) | AU4972700A (cs) |
BR (1) | BR0010592A (cs) |
CA (1) | CA2369954A1 (cs) |
CZ (1) | CZ20013966A3 (cs) |
HK (1) | HK1044176A1 (cs) |
HU (1) | HUP0201012A3 (cs) |
MX (1) | MXPA01011087A (cs) |
NO (1) | NO20015307D0 (cs) |
PL (1) | PL352994A1 (cs) |
WO (1) | WO2000066810A1 (cs) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2398423C (en) | 2001-09-04 | 2009-11-10 | Rohm And Haas Company | Corrosion inhibiting compositions |
WO2005028707A2 (en) * | 2003-04-21 | 2005-03-31 | The Johns Hopkins University | Methods for inhibiting microbiologically influenced corrosion of metals and alloys |
US20050003978A1 (en) * | 2003-05-28 | 2005-01-06 | Lonza Inc. | Quaternary ammonium carbonates and bicarbonates as anticorrosive agents |
CN1914356B (zh) * | 2004-02-05 | 2010-05-05 | 日矿金属株式会社 | 金属的表面处理剂 |
KR100725948B1 (ko) * | 2005-11-04 | 2007-06-11 | 조우정 | 부식방지 및 스케일 제거용 화합물 및 그것을 함유한 조성물 |
CN101842747B (zh) * | 2007-11-02 | 2012-07-25 | 安集微电子(上海)有限公司 | 一种半导体晶圆金属基材腐蚀防护液及其使用方法 |
CN101424887A (zh) * | 2007-11-02 | 2009-05-06 | 安集微电子(上海)有限公司 | 一种半导体晶圆金属基材腐蚀防护液及其使用方法 |
US8771542B2 (en) * | 2008-07-11 | 2014-07-08 | Prestone Products Corporation | Heat transfer fluid, additive package, system and method |
US8759265B2 (en) * | 2008-07-15 | 2014-06-24 | Ian D. Smith | Thermally stable subsea control hydraulic fluid compositions |
CN101844888B (zh) * | 2009-03-26 | 2012-04-11 | 北京纽维逊建筑工程技术有限公司 | 用于钢筋混凝土的有机复合钢筋阻锈剂及其制备方法 |
ES2812535T3 (es) * | 2010-05-18 | 2021-03-17 | Kurita Water Ind Ltd | Medio para la mejora de la transferencia de calor en instalaciones de generación de vapor |
CN102558433B (zh) * | 2010-12-28 | 2013-10-30 | 上海洗霸科技股份有限公司 | 一种阴离子聚丙烯酰胺及其制备方法和应用 |
US8236205B1 (en) | 2011-03-11 | 2012-08-07 | Wincom, Inc. | Corrosion inhibitor compositions comprising tetrahydrobenzotriazoles and other triazoles and methods for using same |
US8236204B1 (en) | 2011-03-11 | 2012-08-07 | Wincom, Inc. | Corrosion inhibitor compositions comprising tetrahydrobenzotriazoles solubilized in activating solvents and methods for using same |
AP2014007390A0 (en) * | 2011-07-29 | 2014-01-31 | Kemira Oyj | Scale-inhibiting polymers and methods for preventing scale formation |
PL2804978T3 (pl) * | 2012-01-20 | 2019-09-30 | Kemira Oyj | Urządzenie i sposób monitorowania dozowania biocydu w maszynie |
CN102730850B (zh) * | 2012-07-11 | 2014-02-12 | 成都润兴消毒药业有限公司 | 一种环保型水处理缓蚀阻垢剂及其制备方法 |
KR101514715B1 (ko) * | 2012-08-24 | 2015-04-23 | 유홍숙 | 스케일 및 녹 세정용 조성물 |
US8871699B2 (en) | 2012-09-13 | 2014-10-28 | Ecolab Usa Inc. | Detergent composition comprising phosphinosuccinic acid adducts and methods of use |
US9994799B2 (en) | 2012-09-13 | 2018-06-12 | Ecolab Usa Inc. | Hard surface cleaning compositions comprising phosphinosuccinic acid adducts and methods of use |
US9752105B2 (en) | 2012-09-13 | 2017-09-05 | Ecolab Usa Inc. | Two step method of cleaning, sanitizing, and rinsing a surface |
US9023784B2 (en) * | 2012-09-13 | 2015-05-05 | Ecolab Usa Inc. | Method of reducing soil redeposition on a hard surface using phosphinosuccinic acid adducts |
US10993437B2 (en) | 2013-06-18 | 2021-05-04 | Chemgreen Innovation Inc. | Anti-microbial polymer incorporating a quaternary ammonium group |
CN103409122B (zh) * | 2013-08-28 | 2015-09-23 | 中国石油集团川庆钻探工程有限公司 | 一种水溶性抗硫化氢用缓蚀剂 |
US9309205B2 (en) | 2013-10-28 | 2016-04-12 | Wincom, Inc. | Filtration process for purifying liquid azole heteroaromatic compound-containing mixtures |
CA2932347C (en) * | 2013-12-02 | 2023-02-14 | Ecolab Usa Inc. | Tetrazole based corrosion inhibitors |
CN103789774A (zh) * | 2014-01-21 | 2014-05-14 | 山东省泰和水处理有限公司 | 一种咪唑啉衍生物缓蚀剂的制备方法 |
CN103820785B (zh) * | 2014-01-28 | 2016-04-06 | 西安理工大学 | 用于碳钢的四元复配气相缓蚀剂及其制备方法 |
CN103924247B (zh) * | 2014-04-12 | 2016-06-08 | 冯智勇 | 一种高效的燃煤锅炉缓蚀剂 |
CN103938213B (zh) * | 2014-04-24 | 2017-09-05 | 姬光河 | 一种防锈液 |
US9752237B2 (en) | 2014-05-29 | 2017-09-05 | Ecolab Usa Inc. | Control of sugar evaporator scale using sugar or sugar moieties |
CN104355418A (zh) * | 2014-10-24 | 2015-02-18 | 中国海洋石油总公司 | 一种无磷缓蚀阻垢剂的制备方法 |
US20160145442A1 (en) * | 2014-11-20 | 2016-05-26 | Chemtreat, Inc. | Methods of pre-treating equipment used in water systems |
CA2987055C (en) | 2015-05-28 | 2023-10-17 | Ecolab Usa Inc. | Purine-based corrosion inhibitors |
WO2016191672A1 (en) | 2015-05-28 | 2016-12-01 | Ecolab Usa Inc. | 2-substituted imidazole and benzimidazole corrosion inhibitors |
US9404069B1 (en) | 2015-06-12 | 2016-08-02 | Crossford International, Llc | Systems and methods for cooling tower fill cleaning with a chemical gel |
US10030216B2 (en) | 2015-06-12 | 2018-07-24 | Crossford International, Llc | Systems and methods for cooling tower fill cleaning with a chemical gel |
CN106319528A (zh) * | 2015-06-26 | 2017-01-11 | 埃科莱布美国股份有限公司 | 一种缓蚀剂组合物及其用途 |
CN105016490A (zh) * | 2015-07-06 | 2015-11-04 | 安徽省蓝天能源环保科技有限公司 | 一种电力循环水系统用阻垢缓蚀剂 |
CN105039995B (zh) * | 2015-07-09 | 2017-08-29 | 潍坊友容实业有限公司 | 一种盐碱地排盐暗管专用阻垢缓蚀剂及其制备方法 |
CN105603436B (zh) * | 2015-12-18 | 2017-11-17 | 中国科学院长春应用化学研究所 | 一种复合缓蚀剂及其制备方法 |
CN105780011B (zh) * | 2016-03-08 | 2018-11-13 | 克拉玛依中科恒信科技有限责任公司 | 一种含咪唑并[1,2-a]吡啶类化合物的缓蚀剂及其制备方法 |
CN106115945A (zh) * | 2016-07-30 | 2016-11-16 | 山东胜伟园林科技有限公司 | 一种缓蚀性能好的阻垢剂在排盐暗管中的应用 |
JP6867489B2 (ja) | 2016-09-07 | 2021-04-28 | エコラボ ユーエスエー インコーポレイティド | 固体洗剤組成物および固体アニオン性界面活性剤を用いて固体洗剤の分注速度を調節する方法 |
CN110036140A (zh) | 2016-10-04 | 2019-07-19 | 联邦科学和工业研究组织 | 抑制腐蚀的方法 |
CN108079981B (zh) * | 2016-11-21 | 2021-06-08 | 中国科学院大连化学物理研究所 | 一种四氮唑/疏水基键合固定相及其制备方法 |
US11149202B1 (en) | 2016-12-13 | 2021-10-19 | Ecolab Usa Inc. | Tetracarboxylic acid combinations for corrosion inhibition |
CA3053585A1 (en) | 2017-02-28 | 2018-09-07 | Ecolab Usa Inc. | Alkaline cleaning compositions comprising an alkylamino hydroxy acid and/or secondary amine and methods of reducing metal corrosion |
AU2018229266B2 (en) | 2017-02-28 | 2020-05-07 | Ecolab Usa Inc. | Alkaline cleaning composition comprising a hydroxyphosphono carboxylic acid and methods of reducing metal corrosion |
CN107254683B (zh) * | 2017-07-03 | 2019-08-27 | 无锡市恒利弘实业有限公司 | 一种钢制件的强力除锈剂及其使用方法 |
TW201927706A (zh) * | 2017-12-13 | 2019-07-16 | 美商藝康美國公司 | 經氫磷酸化之多羧酸及其協同組合作為腐蝕及積垢抑制劑 |
WO2019160131A1 (ja) * | 2018-02-16 | 2019-08-22 | 株式会社日本触媒 | 金属腐食抑制剤 |
CN108623878B (zh) * | 2018-04-20 | 2019-09-13 | 高松 | 一种水利工程浮漂用母粒的制备方法 |
CN109504973A (zh) * | 2019-01-09 | 2019-03-22 | 奎克化学(中国)有限公司 | 一种用于轧钢领域的酸洗缓蚀剂的表面活性剂 |
CA3136427C (en) * | 2019-04-16 | 2023-10-24 | Ecolab Usa Inc. | Use of multiple charged cationic compounds derived from polyamines and compositions thereof for corrosion inhibition in a water system |
CN112682031A (zh) * | 2019-10-18 | 2021-04-20 | 中国石油化工股份有限公司 | 一种油田井间示踪剂、示踪方法及压裂液 |
CN110670074B (zh) * | 2019-11-05 | 2021-11-16 | 北美防锈技术(上海)有限公司 | 一种环保型螺纹钢表面防锈处理剂及其制备方法 |
WO2022076641A1 (en) * | 2020-10-08 | 2022-04-14 | Ecolab Usa Inc. | Corrosion control treatment program |
CN113667982A (zh) * | 2021-07-27 | 2021-11-19 | 新疆金海德邦能源科技有限公司 | 一种预防碳钢应力腐蚀开裂的缓蚀剂及其制备方法 |
CN114806529B (zh) * | 2022-05-31 | 2023-07-28 | 中国石油化工股份有限公司 | 一种溶垢助溶剂及其制备方法 |
CN115094406B (zh) * | 2022-06-20 | 2023-10-20 | 邢台旭阳科技有限公司 | 无磷预膜剂及其制备方法和应用 |
KR102627360B1 (ko) * | 2023-10-20 | 2024-01-19 | 엔티스테크주식회사 | 부식억제 효과가 우수한 금속용 방식제 조성물 |
CN117447662B (zh) * | 2023-12-22 | 2024-02-27 | 广东粤首新科技有限公司 | 一种水溶性聚合物阻垢剂的制备工艺 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3867259A (en) * | 1973-11-08 | 1975-02-18 | American Cyanamid Co | Lactate dehydrogenase test material |
US5635484A (en) * | 1982-09-17 | 1997-06-03 | The State Of Oregon Acting By And Through The Oregon State Board Of Higher Education On Behalf Of Oregon State University | Propionibacteria peptide microcin |
US4683035A (en) * | 1986-02-03 | 1987-07-28 | Nalco Chemical Company | Method for in situ corrosion detection using electrochemically active compounds |
AU647838B2 (en) * | 1990-11-07 | 1994-03-31 | Cortech, Inc. | Ester inhibitors |
DE4218585A1 (de) * | 1992-03-02 | 1993-09-09 | Henkel Kgaa | 1,2,4-triazoliumsalze oder 1,2,3,4-tetrazoliumsalze, verfahren zu deren herstellung und deren verwendung |
US5993852A (en) * | 1997-08-29 | 1999-11-30 | Pharmaderm Laboratories Ltd. | Biphasic lipid vesicle composition for transdermal administration of an immunogen |
US6187262B1 (en) * | 1998-08-19 | 2001-02-13 | Betzdearborn Inc. | Inhibition of corrosion in aqueous systems |
-
2000
- 2000-05-02 EP EP00931920A patent/EP1177331A1/en not_active Withdrawn
- 2000-05-02 CN CN00809883A patent/CN1359430A/zh active Pending
- 2000-05-02 CA CA002369954A patent/CA2369954A1/en not_active Abandoned
- 2000-05-02 AU AU49727/00A patent/AU4972700A/en not_active Abandoned
- 2000-05-02 MX MXPA01011087A patent/MXPA01011087A/es unknown
- 2000-05-02 KR KR1020017014019A patent/KR20020012564A/ko not_active Application Discontinuation
- 2000-05-02 HU HU0201012A patent/HUP0201012A3/hu unknown
- 2000-05-02 BR BR0010592-9A patent/BR0010592A/pt not_active IP Right Cessation
- 2000-05-02 JP JP2000615429A patent/JP2002543294A/ja active Pending
- 2000-05-02 PL PL00352994A patent/PL352994A1/xx unknown
- 2000-05-02 WO PCT/US2000/008750 patent/WO2000066810A1/en not_active Application Discontinuation
- 2000-05-02 CZ CZ20013966A patent/CZ20013966A3/cs unknown
- 2000-05-03 AR ARP000102114A patent/AR023836A1/es not_active Application Discontinuation
-
2001
- 2001-10-30 NO NO20015307A patent/NO20015307D0/no not_active Application Discontinuation
-
2002
- 2002-07-18 HK HK02105338.8A patent/HK1044176A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
AU4972700A (en) | 2000-11-17 |
CA2369954A1 (en) | 2000-11-09 |
CN1359430A (zh) | 2002-07-17 |
CZ20013966A3 (cs) | 2002-05-15 |
MXPA01011087A (es) | 2002-06-04 |
HUP0201012A3 (en) | 2003-08-28 |
HK1044176A1 (zh) | 2002-10-11 |
EP1177331A1 (en) | 2002-02-06 |
NO20015307D0 (no) | 2001-10-30 |
HUP0201012A2 (hu) | 2002-07-29 |
JP2002543294A (ja) | 2002-12-17 |
WO2000066810A1 (en) | 2000-11-09 |
KR20020012564A (ko) | 2002-02-16 |
AR023836A1 (es) | 2002-09-04 |
NO20015307L (no) | 2001-01-02 |
PL352994A1 (en) | 2003-09-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR0010592A (pt) | Método e composição para inibir corrosão em sistemas aquosos | |
ATE124021T1 (de) | Verfahren zur kesselsteinbekämpfung in wässerigen systemen. | |
BR0013677A (pt) | Composições contendo metal, preparações e usos | |
PE13196A1 (es) | Composiciones topicas acuosas | |
CO4600599A1 (es) | Inhibidores neoacidos de corrosion | |
HK1020958A1 (en) | Thio acid derived monocyclic n-heterocyclics as anticoagulants | |
DE60140695D1 (de) | Anilinopyrimidinderivate als ikk?inhibitoren, und hiermit in zusammenhang stehende zusammensetzungen und verfahren | |
GB2357755B (en) | Improvements in and relating to corrosion inhibiting formulations | |
MY149528A (en) | A method of treating an aqueous system containing or in contact with metal sulphide scale | |
ES2112479T3 (es) | Inhibidor de la corrosion a elevada temperatura. | |
CA2022187A1 (en) | N,n-bis-phosphonomethyl taurine n-oxide and water-soluble salts thereof | |
IL146300A0 (en) | Anti-corrosion solutions for air dehumidification systems | |
FI931612A0 (fi) | Koostumus ja menetelmä korroosion estämiseksi | |
BR9810816A (pt) | Composição de revestimento aquosa | |
MX9400176A (es) | Metodo y composicion para inhibir la corrosion de metales empleando acidos politartaricos. | |
MX9304963A (es) | Metodo y composicion para la inhibicion de la corrosion provocada por el oxigeno en sistemas acuosos. | |
BR0017201A (pt) | Sistema estabilizador para a eliminação de ácido, a minimização de hidrólise, ou ambas, em sistemas de polìmero, e, composição estabilizada | |
BR9913099A (pt) | Inibição de corrosão em sistemas aquosos | |
AU2003273412A1 (en) | Additive and method for avoiding or at least reducing deposits in water bearing and/or contacting industrial systems | |
AU3319289A (en) | Method and compositions for controlling corrosion in low and high hardness water | |
BR9907916A (pt) | Processo de tratamento quìmico por fosfato eletrolìtico para formar uma pelìcula, e, pelìcula composta sobre uma superfìcie de aço | |
DE3865683D1 (de) | Waessrige zusammensetzungen zur korrosionsinhibierung, die als metallchelatiermittel diphenolamin-verbindungen enthalten. | |
ATE186079T1 (de) | Zusammensetzung zur verhuetung von korrosion und ablagerungen in waessrige systeme und verfahren zur herstellung dieser zusammensetzung | |
ATE183177T1 (de) | Polyepoxybernsteinsäurederivate und ihre verwendung zur kesselsteinverhütung und korrosionskontrolle in wässrigen systemen | |
BR9807920A (pt) | Processos para tratamento de uma demência em um sujeito e para prevenção de uma demência |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 5A, 6A, E 7A ANUIDADES. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1929 DE 26/12/2007. |