发明授权
US06488421B2 Processing photographic material 失效
加工照相材料

  • 专利标题: Processing photographic material
  • 专利标题(中): 加工照相材料
  • 申请号: US10032997
    申请日: 2001-10-25
  • 公开(公告)号: US06488421B2
    公开(公告)日: 2002-12-03
  • 发明人: Anthony EarleNigel R. Wildman
  • 申请人: Anthony EarleNigel R. Wildman
  • 优先权: GB0026948 20001103
  • 主分类号: G03D302
  • IPC分类号: G03D302
Processing photographic material
摘要:
A method of reducing the volume of a processing tank by only filtering processing solution when it is either drawn into the tank and circulation system or when it is returned to the supply container.
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