| 摘要 |
<p>A closed system for emptying liquid chemical containers comprising a first, container-mating device adapted to have a variable length probe coupled to its lower end; the first device having a two-way valve for filling and emptying the container, and providing a separate path for flushing the container; a second, extracting device, adapted to mate with the first device and to be utilized for actuating the valve so as to permit withdrawal of liquid from the container, and for enabling the intake of flushing liquid.</p> |
