发明名称 A method for producing a compostable mixture of sludge from sewage purification plants, and apparatus for using the mixture.
摘要 <p>The invention relates to a method for producing a product from which compost can be suitably produced and which contains sludge obtained from a sewage purification process, in which method the sludge is mixed in a fluid state with a finely-divided carboncarrier selected from the group sawdust, peat and bark, and with polyelectrolyte, and is then mechanically dewatered to a dry substance content of at least about 28% by weight.</p>
申请公布号 EP0153282(A2) 申请公布日期 1985.08.28
申请号 EP19850850001 申请日期 1985.01.02
申请人 PURAC AB 发明人 NORDLUND, TORE HELIAN;LJUNGKVIST, LARS EVERT
分类号 C05F7/00;(IPC1-7):C05F7/00;C02F11/16 主分类号 C05F7/00
代理机构 代理人
主权项
地址