Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
  • H01L21/04—Manufacture 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
  • H01L21/18—Manufacture 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
  • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
  • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
  • H01L21/3105—After-treatment
  • H01L21/311—Etching the insulating layers by chemical or physical means
  • H01L21/31105—Etching inorganic layers
  • H01L21/31111—Etching inorganic layers by chemical means
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

• Engineering & Computer Science (AREA)
• Computer Hardware Design (AREA)
• Power Engineering (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Physics & Mathematics (AREA)
• Chemical & Material Sciences (AREA)
• Condensed Matter Physics & Semiconductors (AREA)
• General Physics & Mathematics (AREA)
• Manufacturing & Machinery (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Inorganic Chemistry (AREA)
• General Chemical & Material Sciences (AREA)
• Weting (AREA)
• Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
• Electrodes Of Semiconductors (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=24956905

Family Applications (1)

Country Status (8)

Families Citing this family (7)

• 1969
  • 1969-06-03 GB GB1228083D patent/GB1228083A/en not_active Expired
  • 1969-06-07 ES ES368134A patent/ES368134A1/es not_active Expired
  • 1969-06-09 SE SE08148/69A patent/SE355692B/xx unknown
  • 1969-06-09 DE DE1929084A patent/DE1929084C3/de not_active Expired
  • 1969-06-09 NL NL6908748A patent/NL6908748A/xx not_active Application Discontinuation
  • 1969-06-10 FR FR6919175A patent/FR2011513B1/fr not_active Expired
  • 1969-06-10 BR BR209609/69A patent/BR6909609D0/pt unknown
• 1974
  • 1974-12-30 MY MY57/74A patent/MY7400057A/xx unknown

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