Construction method of concrete floor prefromed opening of dust-free chamber workshop

Construction method of concrete floor prefromed opening of dust-free chamber workshop

  • CN 101,328,745 A
  • Filed: 06/03/2004
  • Published: 12/24/2008
  • Est. Priority Date: 06/03/2004
  • Status: Active Application
First Claim
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1. the concrete floor of a dust free room workshop building is reserved the job practices of perforate, it is characterized in that the step of this job practices comprises:

  • 1) an affixed unit is fixed on the template;

    2) casing pipe sleeve is located on this affixed unit;

    3) underlay assembly is set in this sleeve pipe top;

    4) be in the milk, to form this floor;

    And5) cover plate is socketed in the top of this underlay assembly, this cover plate is the floor panel face as concrete floor.

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