Sewage treatment device for septic tank

Sewage treatment device for septic tank

  • CN 201,923,934 U
  • Filed: 01/24/2011
  • Issued: 08/10/2011
  • Est. Priority Date: 01/24/2011
  • Status: Active Grant
First Claim
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1. septic tank apparatus for treating sewage, comprise upper housing (1), lower housing (2) and be installed on this between lower housing dividing plate (8), it is characterized in that being provided with a downward flange (11) in described upper housing (1) bottom, be provided with at described lower housing (2) top one with the corresponding groove of flange (11) (21), described upper housing (1) is installed in lower housing (2) by the cooperation of flange (11) and groove (21).

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