DE1287407C2 - - Google Patents

Info

Publication number
DE1287407C2
DE1287407C2 DE1965J0029390 DEJ0029390A DE1287407C2 DE 1287407 C2 DE1287407 C2 DE 1287407C2 DE 1965J0029390 DE1965J0029390 DE 1965J0029390 DE J0029390 A DEJ0029390 A DE J0029390A DE 1287407 C2 DE1287407 C2 DE 1287407C2
Authority
DE
Germany
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
DE1965J0029390
Other languages
German (de)
Other versions
DE1287407B (de
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 filed Critical
Priority to DE1965J0029390 priority Critical patent/DE1287407B/de
Priority to FR06008111A priority patent/FR1498862A/fr
Priority to GB5103766A priority patent/GB1141513A/en
Publication of DE1287407B publication Critical patent/DE1287407B/de
Application granted granted Critical
Publication of DE1287407C2 publication Critical patent/DE1287407C2/de
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/30604Chemical etching
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • 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
    • C23F1/00Etching metallic material by chemical means
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • 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
    • C23F1/00Etching metallic material by chemical means
    • C23F1/02Local etching
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/0445Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising crystalline silicon carbide
    • H01L21/0475Changing the shape of the semiconductor body, e.g. forming recesses
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306Chemical or electrical treatment, e.g. electrolytic etching

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Weting (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE1965J0029390 1965-11-15 1965-11-15 Verfahren zum selektiven AEtzen von Halbleitermaterial Granted DE1287407B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE1965J0029390 DE1287407B (de) 1965-11-15 1965-11-15 Verfahren zum selektiven AEtzen von Halbleitermaterial
FR06008111A FR1498862A (fr) 1965-11-15 1966-11-02 Méthode de décapage sélectif d'un matériau semi-conducteur
GB5103766A GB1141513A (en) 1965-11-15 1966-11-15 Etching method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1965J0029390 DE1287407B (de) 1965-11-15 1965-11-15 Verfahren zum selektiven AEtzen von Halbleitermaterial

Publications (2)

Publication Number Publication Date
DE1287407B DE1287407B (de) 1969-01-16
DE1287407C2 true DE1287407C2 (US08124630-20120228-C00152.png) 1969-09-04

Family

ID=7203594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1965J0029390 Granted DE1287407B (de) 1965-11-15 1965-11-15 Verfahren zum selektiven AEtzen von Halbleitermaterial

Country Status (3)

Country Link
DE (1) DE1287407B (US08124630-20120228-C00152.png)
FR (1) FR1498862A (US08124630-20120228-C00152.png)
GB (1) GB1141513A (US08124630-20120228-C00152.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3607448A (en) * 1968-10-21 1971-09-21 Hughes Aircraft Co Chemical milling of silicon carbide
DE2929589A1 (de) * 1979-07-04 1981-01-22 Bbc Brown Boveri & Cie Verfahren zur herstellung eines optisch transparenten und elektrisch leitfaehigen filmmusters
EP0031646B1 (en) * 1979-12-11 1984-10-24 Crosfield Electronics Limited Correction of gravure printing members
US5399515A (en) * 1993-07-12 1995-03-21 Motorola, Inc. Method of fabricating a silicon carbide vertical MOSFET and device

Also Published As

Publication number Publication date
DE1287407B (de) 1969-01-16
GB1141513A (en) 1969-01-29
FR1498862A (fr) 1967-10-20

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee