BR7904597A - Composicao e processo para evitar a corrosao de metais contendo ferro,e metal contendo ferro assim protegido - Google Patents

Composicao e processo para evitar a corrosao de metais contendo ferro,e metal contendo ferro assim protegido

Info

Publication number
BR7904597A
BR7904597A BR7904597A BR7904597A BR7904597A BR 7904597 A BR7904597 A BR 7904597A BR 7904597 A BR7904597 A BR 7904597A BR 7904597 A BR7904597 A BR 7904597A BR 7904597 A BR7904597 A BR 7904597A
Authority
BR
Brazil
Prior art keywords
iron
protected
composition
avoid corrosion
metals
Prior art date
Application number
BR7904597A
Other languages
English (en)
Inventor
A Marshall
N Richardson
Original Assignee
Ciba Geigy Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of BR7904597A publication Critical patent/BR7904597A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
    • C02F5/145—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus combined with inorganic substances
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Detergent Compositions (AREA)
BR7904597A 1978-07-19 1979-07-18 Composicao e processo para evitar a corrosao de metais contendo ferro,e metal contendo ferro assim protegido BR7904597A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7830419 1978-07-19

Publications (1)

Publication Number Publication Date
BR7904597A true BR7904597A (pt) 1980-03-25

Family

ID=10498535

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7904597A BR7904597A (pt) 1978-07-19 1979-07-18 Composicao e processo para evitar a corrosao de metais contendo ferro,e metal contendo ferro assim protegido

Country Status (6)

Country Link
US (1) US4239648A (pt)
EP (1) EP0009080B1 (pt)
JP (1) JPS5514900A (pt)
BR (1) BR7904597A (pt)
CA (1) CA1122393A (pt)
DE (1) DE2963154D1 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879652A (ja) * 1981-11-05 1983-05-13 Honda Motor Co Ltd エンジンにおける二次空気導入装置
US4372870A (en) * 1981-07-24 1983-02-08 Betz Laboratories, Inc. Method and composition for treating aqueous mediums
US4497713A (en) * 1982-04-01 1985-02-05 Betz Laboratories Method of inhibiting corrosion and deposition in aqueous systems
US4534866A (en) * 1983-02-17 1985-08-13 Betz Laboratories, Inc. Deposit control method
AU562417B2 (en) * 1983-04-13 1987-06-11 W.R. Grace & Co. Phosphate or molybdate anti-corrosive compositions
FR2571745B1 (fr) * 1984-10-17 1988-10-28 Trest Juzhvodoprovod Anticorrosif pour proteger la surface interne d'une canalisation contre la corrosion, procede d'obtention de cet anticorrosif et procede de protection de la surface interne d'une canalisation contre la corrosion utilisant cet anticorrosif
JPH0762263B2 (ja) * 1986-03-06 1995-07-05 株式会社日本触媒 金属の腐蝕抑制剤の製造方法
EP0283191A3 (en) * 1987-03-19 1989-03-15 The Dow Chemical Company Corrosion inhibition of metals in water systems using organic phosphorous derivatives containing carboxyl groups
US4915872A (en) * 1987-10-01 1990-04-10 Drew Chemical Corporation Cast solid block corrosion inhibitor composition
US4798683A (en) * 1988-04-21 1989-01-17 Calgon Corporation Method for controlling corrosion using molybdate compositions
US5053161A (en) * 1988-06-10 1991-10-01 The Mogul Corporation Composition for inhibiting scale in water systems
US4978456A (en) * 1988-06-10 1990-12-18 The Mogul Corporation Method for inhibiting scale and corrosion in water systems
US4950453A (en) * 1989-05-01 1990-08-21 Murray W Bruce Inhibiting corrosion by water
GB9024470D0 (en) * 1990-11-10 1991-01-02 Ciba Geigy Ag Corrision inhibition
US5296167A (en) * 1991-05-13 1994-03-22 Murray W Bruce Method and composition for inhibiting corrosion by sodium and calcium chloride
US5256302A (en) * 1992-05-18 1993-10-26 Betz Laboratories, Inc. Method for controlling silica and water soluble silicate deposition
JPH0699879B2 (ja) * 1992-08-27 1994-12-07 伯東株式会社 パルプ蒸解釜のスケール付着防止剤およびスケール付着防止方法
JP2556656B2 (ja) * 1993-08-04 1996-11-20 アクアス株式会社 冷却水系における鉄系金属の腐食防止方法及び冷却水系における鉄系金属の腐食防止剤
CA2202370A1 (en) * 1994-10-11 1996-04-18 Suresh Patel Corrosion inhibiting compositions
US6585933B1 (en) 1999-05-03 2003-07-01 Betzdearborn, Inc. Method and composition for inhibiting corrosion in aqueous systems
CN1118532C (zh) 2000-03-02 2003-08-20 王斌 高温高压高矿化度钻井液流变性稳定剂
US10221489B2 (en) * 2015-01-23 2019-03-05 Chemtreat, Inc Compositions and methods for inhibiting corrosion in hydrostatic systems

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2957931A (en) * 1949-07-28 1960-10-25 Socony Mobil Oil Co Inc Synthesis of compounds having a carbonphosphorus linkage
GB1374270A (en) * 1971-12-10 1974-11-20 Ciba Geigy Ag Polymaleic anhydride compositions and their use
DE2217692C3 (de) * 1972-04-13 1984-10-18 Henkel KGaA, 4000 Düsseldorf Komplexbildner mit mehrwertigen Metallionen
US4057511A (en) * 1972-05-26 1977-11-08 Bayer Aktiengesellschaft Process for preventing corrosion and the formation of scale in water circulating system
US3960576A (en) * 1973-06-25 1976-06-01 Betz Laboratories, Inc. Silicate-based corrosion inhibitor
GB1458235A (en) * 1974-06-11 1976-12-08 Ciba Geigy Uk Ltd Inhibiting scale formation in aqueous systems
DE2505435C3 (de) * 1975-02-08 1980-07-31 Hoechst Ag, 6000 Frankfurt Verwendung von Carboxy-alkan-Verbindungen des Phosphors als Korrosionsinhibitoren
US4052160A (en) * 1975-07-23 1977-10-04 Ciba-Geigy Corporation Corrosion inhibitors
GB1539974A (en) * 1976-11-10 1979-02-07 Ciba Geigy Ag Method of inhibiting corrosion and scaling of metals in contact with water

Also Published As

Publication number Publication date
JPS5514900A (en) 1980-02-01
CA1122393A (en) 1982-04-27
EP0009080A1 (de) 1980-04-02
US4239648A (en) 1980-12-16
DE2963154D1 (en) 1982-08-12
EP0009080B1 (de) 1982-06-23

Similar Documents

Publication Publication Date Title
BR7904597A (pt) Composicao e processo para evitar a corrosao de metais contendo ferro,e metal contendo ferro assim protegido
BR7900732A (pt) Processo de solda para prevencao de exfoliacao de um metal de cobertura de solda de aco inoxidavel em um metal de base
IT1078954B (it) Composizione inibente la corrosione e processo per inibire la corrosione
GB2041009B (en) Coating one side only of steel strip with molten coating metal
BR8000127A (pt) Processo para producao de pelotas endurecidas,separadas,contendo uma proporcao substancial de ferro metalico,e pelota assim obtido
BR7905937A (pt) Composicao para remover oxidos metalicos de metais ferrosos
BR8104369A (pt) Processo para adicao de magnesio a um ferro basico fundido
BR8108760A (pt) Processo e composicoes para a passivacao de superficies de ferro e de aco
DE3778869D1 (de) Korrosionsinhibierung von eisenmetallen.
DE2962827D1 (en) Corrosion inhibitor composition, process for its preparation and its use in protecting metal surfaces
BR7902186A (pt) Processo de reducao direta para producao de ferro reduzido
BR8501213A (pt) Processo para melhorar a resistencia a corrosao de pecas de metal ferroso
BR7801545A (pt) Processo aperfeicoado para extrair metais de minerios e concentrados contendo sulfetos de metal
BR8000791A (pt) Processos para adicao de:um metal reativo a um banho de metal fundido;um metal reativo a um banho de ferro-silicio fundido;e magnesio a um banho de ferro-silicio fundido
BR8006314A (pt) Processo para a producao de aco a partir de portadores metalicos solidos de ferro
BR8205577A (pt) Processo para produzir um minerio de ferro aglomerado a frio
ZA784678B (en) Production of metal and alloy granulates
BR8703260A (pt) Composicao,processo para a preparacao de um composto e processo para inibir a corrosao de um metal ferroso
BR7903064A (pt) Processo para produzir ferro fundido vermicular e produto obtido
BR7802512A (pt) Processo para a protecao de ferro e aco contra a corrosao
JPS54115615A (en) Corrosion resistant alloy steel
BR8004401A (pt) Liga de aluminio e material a base de ferro resistente ao desgaste e processo para produzi-la
JPS54151525A (en) Metal corrosion prevention
BR8004122A (pt) Processo de resfriamento de um fio de metal ou de liga metalica
BR8200425A (pt) Processo de produzir metal em fusao compreendendo principalmente manganes e ferro