IT8321050A0 - Rivestimento di fosfato a bassa temperatura modificato con acido nitrico per acciaio per usi elettrici. - Google Patents

Rivestimento di fosfato a bassa temperatura modificato con acido nitrico per acciaio per usi elettrici.

Info

Publication number
IT8321050A0
IT8321050A0 IT8321050A IT2105083A IT8321050A0 IT 8321050 A0 IT8321050 A0 IT 8321050A0 IT 8321050 A IT8321050 A IT 8321050A IT 2105083 A IT2105083 A IT 2105083A IT 8321050 A0 IT8321050 A0 IT 8321050A0
Authority
IT
Italy
Prior art keywords
low temperature
nitric acid
electrical steel
phosphate coating
coating modified
Prior art date
Application number
IT8321050A
Other languages
English (en)
Other versions
IT1171065B (it
IT8321050A1 (it
Inventor
Norman Michael Pavlik
John Sefko
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT8321050A0 publication Critical patent/IT8321050A0/it
Publication of IT8321050A1 publication Critical patent/IT8321050A1/it
Application granted granted Critical
Publication of IT1171065B publication Critical patent/IT1171065B/it

Links

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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/23—Condensed phosphates
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
    • C23C22/74—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process for obtaining burned-in conversion coatings
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/20—Orthophosphates containing aluminium cations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Soft Magnetic Materials (AREA)
IT21050/83A 1982-05-12 1983-05-11 Rivestimento di fosfato a bassa temperatura modificato con acido nitrico per acciaio per usi elettrici IT1171065B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37752682A 1982-05-12 1982-05-12

Publications (3)

Publication Number Publication Date
IT8321050A0 true IT8321050A0 (it) 1983-05-11
IT8321050A1 IT8321050A1 (it) 1984-11-11
IT1171065B IT1171065B (it) 1987-06-10

Family

ID=23489458

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21050/83A IT1171065B (it) 1982-05-12 1983-05-11 Rivestimento di fosfato a bassa temperatura modificato con acido nitrico per acciaio per usi elettrici

Country Status (10)

Country Link
JP (1) JPS5925538A (it)
KR (1) KR910003743B1 (it)
BE (1) BE896728A (it)
CA (1) CA1198037A (it)
ES (1) ES8608590A1 (it)
FR (1) FR2526814B1 (it)
IN (1) IN158643B (it)
IT (1) IT1171065B (it)
MX (1) MX159679A (it)
ZA (1) ZA833072B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5968240A (en) * 1997-08-19 1999-10-19 Sermatech International Inc. Phosphate bonding composition
WO2006042116A2 (en) * 2004-10-05 2006-04-20 Applied Thin Films, Inc. Aluminum phosphate compositions, coatings and related composites
JP5153063B2 (ja) * 2005-07-15 2013-02-27 日本発條株式会社 鋼材の表面処理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971056C (de) * 1949-10-18 1958-12-04 Boleslaw Kaspras Verfahren zur Umwandlung von Rostschichten auf Stahl in Schutzschichten
BE513769A (it) * 1951-08-29
JPS4812300B1 (it) * 1968-10-28 1973-04-19
US3940291A (en) * 1972-03-23 1976-02-24 Armco Steel Corporation Insulative coatings for electrical steels
US4316751A (en) * 1980-04-14 1982-02-23 Hooker Chemicals & Plastics Corp. Electrical resistance coating for steel

Also Published As

Publication number Publication date
IT1171065B (it) 1987-06-10
IN158643B (it) 1986-12-27
MX159679A (es) 1989-08-02
KR910003743B1 (ko) 1991-06-10
JPH0256020B2 (it) 1990-11-29
ZA833072B (en) 1984-01-25
BE896728A (fr) 1983-11-14
FR2526814A1 (fr) 1983-11-18
IT8321050A1 (it) 1984-11-11
ES8608590A1 (es) 1986-06-16
JPS5925538A (ja) 1984-02-09
CA1198037A (en) 1985-12-17
ES522300A0 (es) 1986-06-16
KR840004793A (ko) 1984-10-24
FR2526814B1 (fr) 1987-02-27

Similar Documents

Publication Publication Date Title
NO831538L (no) Radarssyrt vaapensystem
MX164904B (es) Catalizador de acido de lewis latente
IT8219831A0 (it) Derivato di acido chinolincarbossilico.
MX151386A (es) Mejoras en metodo para ensamblar un acumulador de plomo acido
MX156886A (es) Mejoras a sistema catalizador para obtener acido metacrilico
BR8200333A (pt) Processo para preparar um diester de acido oxalico
ES520322A0 (es) Procedimiento para preparar acido 2-ceto-l-gulonico.
ES545226A0 (es) Procedimiento para la obtencion de un acido monoperaxisuccinico alquilo.
ES540820A0 (es) Un metodo para preparar un acido fosforico.
BR8506765A (pt) Po de revestimento eletricamente isolante resistente a alta temperatura
IT8321050A0 (it) Rivestimento di fosfato a bassa temperatura modificato con acido nitrico per acciaio per usi elettrici.
BR8300349A (pt) Processo para preparar um diester de acido oxalico
IT1173703B (it) Procedimento per il recupero di plutonio da soluzioni acquose di acido nitrico
IT1090568B (it) Procedimento ed impianto per depurare acido fosforico di processo ad umido
IT1139552B (it) Metodo di estrazione con solvente di acido fosforico
IT7926786A0 (it) Processo per la produzione di acido nitrico.
ES516813A0 (es) Proceso para producir acido sulfurico.
ES541825A0 (es) Un procedimiento para producir acido 3-acetamido-4-trimetilaminabutirico h2o.
IT8521530A0 (it) Processo per produrre acido cinnamico.
GB2117369B (en) Sulfite-erythorbic acid corrosion inhibitors
IT1140959B (it) Inibitore di corrosione costituito da un complesso di alluminio acido gluconico
AU523286B2 (en) Liquid-fertilizer comprising urea reacted with phosphoric acid
GB2094282B (en) Phosphoric acid manufacture
MX5585E (es) Metodo mejorado para purificar acido fosforico que contiene impurezas metalicas
BR8100321A (pt) Processo para a preparacao de n-terc.-butilamidas do acido alfa-cetocarboxilico