IN-SITU LAPPING APPARATUS FOR GATE VALVES

The patent application relates to a lapping apparatus for in-situ simultaneous grinding of a pair of extremely defaced valve body seats of a gate valve within close geometric tolerances while maintaining cleanliness of the adjacent piping systems.

  • Supplemental Notes:
    • This Government-owned invention available for U.S. licensing and, possibly, for foreign licensing.
  • Corporate Authors:

    Department of the Navy

    Washington, DC  USA 
  • Authors:
    • Uyetake, T
    • Higa, T
    • Orillo, S J
    • Nakano, G
  • Publication Date: 1976-4-1

Media Info

  • Pagination: 16 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00143698
  • Record Type: Publication
  • Source Agency: National Technical Information Service
  • Report/Paper Numbers: PAT-APPL-672 579 Pat Appl.
  • Files: TRIS
  • Created Date: Nov 17 1976 12:00AM