| 摘要 |
PCT No. PCT/EP95/04231 Sec. 371 Date Jun. 27, 1997 Sec. 102(e) Date Jun. 27, 1997 PCT Filed Oct. 27, 1995 PCT Pub. No. WO96/13318 PCT Pub. Date May 9, 1996A vessel for filtering liquids includes a container and a receptacle for the liquid to be filtered, with a filtering device between the receptacle and the container. A lid is removably fitted to the container for the purpose of easy access to the container. A counting device is associated with the lid and is automatically activated by the removal of the lid for detecting and counting the occasions on which access is gained to the container by removing the lid. |
