TREA

Etching metallic material by chemical means

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Industry

  • CPC
  • C23F1/00
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Parent Industries

CCHEMISTRY METALLURGY C23Surface treatment C23FNON-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

Current Industry

C23F1/00Etching metallic material by chemical means

Sub Industries

C23F1/02Local etching C23F1/04Chemical milling C23F1/06Sharpening files C23F1/08Apparatus C23F1/10Etching compositions C23F1/12Gaseous compositions C23F1/14Aqueous compositions C23F1/16Acidic compositions C23F1/18for etching copper or alloys thereof C23F1/20for etching aluminium or alloys thereof C23F1/22for etching magnesium or alloys thereof C23F1/26for etching refractory metals C23F1/28for etching iron group metals C23F1/30for etching other metallic material C23F1/32Alkaline compositions C23F1/34for etching copper or alloys thereof C23F1/36for etching aluminium or alloys thereof C23F1/38for etching refractory metals C23F1/40for etching other metallic material C23F1/42containing a dispersed water-immiscible liquid C23F1/44Compositions for etching metallic material from a metallic material substrate of different composition C23F1/46Regeneration of etching compositions
Industries