| 摘要 |
1,033, 854. Ion-exchange. G. BAUKNECHT G. m. b. H. Feb. 10, 1964 [Nov. 9,1963], No. 5412/64. Heading B1J. In a water softening device 1 with a container 2 for regenerant liquid arranged above the exchanger and in connection therewith, the outlet 21 for liquid which has been treated is arranged above the lowest level of the regenerant container so that the level of regenerant liquid is self-adjusting. |
