238000005516 engineering process Methods 0.000 description 1.239000002002 slurry Substances 0.000 abstract description 2.239000011150 reinforced concrete Substances 0.000 claims abstract description 5.239000011083 cement mortar Substances 0.000 claims abstract description 12.235000019362 perlite Nutrition 0.000 claims abstract description 16.239000010451 perlite Substances 0.000 claims abstract description 16.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by 朱键亨 filed Critical 朱键亨 Priority to CN201320516931.8U priority Critical patent/CN203393910U/en Application granted granted Critical Publication of CN203393910U publication Critical patent/CN203393910U/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Inventor 朱键亨 Original Assignee 朱键亨 Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number CN201320516931.8U Other languages Chinese ( zh)
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