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Publication of FR945546ApublicationCriticalpatent/FR945546A/fr
238000001311chemical methods and processMethods0.000title1
239000010959steelSubstances0.000title1
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
C23F1/00—Etching metallic material by chemical means
C—CHEMISTRY; METALLURGY
C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
C25F3/00—Electrolytic etching or polishing
C25F3/02—Etching
C25F3/14—Etching locally
Landscapes
Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Materials Engineering
(AREA)
Metallurgy
(AREA)
Organic Chemistry
(AREA)
Electrochemistry
(AREA)
General Chemical & Material Sciences
(AREA)
Mechanical Engineering
(AREA)
FR945546D1947-04-181947-04-18Procédé électro-chimique avec produit spécial pour l'impression de gravures sur l'acier
ExpiredFR945546A
(fr)