公开(公告)号：US3622511A

公开(公告)日：1971-11-23

申请号：US3622511D

申请日：1970-09-14

Applicant: FMC CORP

Inventor： PIZZO JAMES J ,  MCNEIL MALCOLM F

IPC: B01D1/14 ,  C02F1/04 ,  C02F9/00 ,  C02F11/06 ,  C02C1/00

CPC classification number: C02F11/06 ,  B01D1/14 ,  C02F1/048 ,  C02F2201/001 ,  Y02W10/40 ,  Y10S203/05 ,  Y10S203/11

Abstract: A compact mechanical system for treating sewage in which the raw sewage is macerated and supplied to an evaporator that employs a submersible burner wherein some of the sewage is burned and the solids concentration is increased. Steam is driven off and recovered as water for reuse while the concentrated sludge is incinerated.