ELECTROLYTIC CAPACITOR ELECTRODE COMPRISING SEMICONDUCTOR CORE WITH FILM-FORMING METAL COATING

• US 3,708,728 A
• Filed: 06/10/1971
• Issued: 01/02/1973
• Est. Priority Date: 06/10/1971
• Status: Expired due to Term

• Current Assignee: STC PLC (f/k/a Standard Telephones and Cables)
• Original Assignee: Eric Langley Bush, Henley Frank Sterling
• Inventors: Sterling, Henley Frank, Bush, Eric Langley
• Primary Examiner(s): Kallam, James D.
• Application Number:
  US05/151,903
• Time in Patent Office: 572 Days
• Field of Search: 317/230,231,232,233
• US Class Current: 361/529
• CPC Class Codes: H01G 9/042 characterised by the material H01G11/22 takes precedence
• CPC Class Codes: Y10T 428/2991 Coated
• CPC Class Codes: Y10T 428/2993 Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]

Abstract

This invention relates to an electrode for an electrolytic capacitor comprising a compacted porous semiconductor body of valve metal coated particles.

Claims

2. An electrode for an electrolytic capacitor comprising a compacted porous body of valve metal coated silicon carbide particles.

3. An electrode according to claim 1, wherein said valve metal is tantalum.