FR51965E - Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium - Google Patents

Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium

Info

Publication number
FR51965E
FR51965E FR51965DA FR51965E FR 51965 E FR51965 E FR 51965E FR 51965D A FR51965D A FR 51965DA FR 51965 E FR51965 E FR 51965E
Authority
FR
France
Prior art keywords
aluminum
colored
black
production
protective layers
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Application granted granted Critical
Publication of FR51965E publication Critical patent/FR51965E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
    • H01R39/24—Laminated contacts; Wire contacts, e.g. metallic brush, carbon fibres
    • 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
    • C23C22/34—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 fluorides or complex fluorides
    • 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
    • C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
    • C23C22/56—Treatment of aluminium or alloys based thereon

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
FR51965D 1939-03-11 1942-02-24 Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium Expired FR51965E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE230710X 1939-03-11
DE100440X 1940-04-10

Publications (1)

Publication Number Publication Date
FR51965E true FR51965E (fr) 1943-05-27

Family

ID=25750341

Family Applications (2)

Application Number Title Priority Date Filing Date
FR868389D Expired FR868389A (fr) 1939-03-11 1940-12-26 Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliages d'aluminium
FR51965D Expired FR51965E (fr) 1939-03-11 1942-02-24 Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR868389D Expired FR868389A (fr) 1939-03-11 1940-12-26 Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliages d'aluminium

Country Status (4)

Country Link
US (1) US2247580A (fr)
CH (2) CH225861A (fr)
DE (2) DE712877C (fr)
FR (2) FR868389A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH245690A (it) * 1944-10-06 1946-11-30 Agma Aktiengesellschaft Procedimento di ossidazione chemica dell'alluminio e sue leghe.
GB878673A (en) * 1957-01-30 1961-10-04 Ici Ltd Improved alkali baths for metal treatment
US3067052A (en) * 1959-09-21 1962-12-04 Interchem Corp Gold colored metallic pigments
CH584762A5 (fr) * 1973-05-17 1977-02-15 Alusuisse
US5437740A (en) * 1993-04-21 1995-08-01 Sanchem, Inc. Corrosion resistant aluminum and aluminum coating
DE102006029671A1 (de) * 2006-06-28 2008-01-03 BSH Bosch und Siemens Hausgeräte GmbH Führungseinrichtung für eine Kohlebürste

Also Published As

Publication number Publication date
DE712877C (de) 1941-10-27
FR868389A (fr) 1941-12-29
DE717183C (de) 1942-02-10
CH225861A (de) 1943-02-28
US2247580A (en) 1941-07-01
CH230710A (de) 1944-01-31

Similar Documents

Publication Publication Date Title
FR761876A (fr) Perfectionnements au traitement de la surface d'objets en aluminium ou en alliages d'aluminium
CH218087A (fr) Procédé pour produire sur les surfaces d'objets métalliques une couche protectrice contre la corrosion.
FR51965E (fr) Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium
CH224221A (fr) Procédé pour la protection d'objets en aluminium ou alliages d'aluminium.
FR50606E (fr) Procédé d'obtention de couches protectrices sur les métaux et alliages légers
FR53044E (fr) Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliages d'aluminium
FR876307A (fr) Procédé de production de revêtements de nickel sur les objets en aluminium ou alliages d'aluminium
FR844066A (fr) Procédé pour la production, sur des objets en magnésium, de couches extérieures d'oxyde
FR856022A (fr) Perfectionnements apportés aux poulies en tôle ou objets analogues
FR863160A (fr) Alliage d'aluminium
FR848375A (fr) Procédé de fabrication de l'aluminium
FR50314E (fr) Procédé de fabrication de l'aluminium
FR874606A (fr) Procédé de fabrication de tôles en alliages d'aluminium très résistants, capables de subir un emboutissage profond
FR53153E (fr) Procédé pour l'obtention de couches métalliques très adhérentes sur des objets en aluminium ou en alliages à base d'aluminium
FR885710A (fr) Procédé de fabrication d'objets métalliques
FR932575A (fr) Alliage d'aluminium
FR881365A (fr) Procédé d'emboutissage d'aluminium ou similaire
FR915788A (fr) Procédé d'oxydation anodique d'objets en aluminium et en alliages d'aluminium
FR849001A (fr) Procédé d'ailetage de tuyaux à ailettes
FR866839A (fr) Perfectionnements à la production de l'aluminium
FR760700A (fr) Procédé permettant d'obtenir des dessins multicolores à la surface d'objets en aluminium ou alliages d'aluminium et objets obtenus par ce procédé
FR857250A (fr) Cadre profilé pour radiogoniométrie d'avion
FR819599A (fr) Procédé de décoration de l'aluminium et de ses alliages
FR816430A (fr) Procédé permettant d'obtenir des revêtements métalliques sur les objets
FR885833A (fr) Procédé pour la fabrication de petits objets en oxyde d'aluminium