Legal status (The legal status 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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EBAA DORAI ENG KK
EBAA DORAI ENGINEERING KK
Original Assignee
EBAA DORAI ENG KK
EBAA DORAI ENGINEERING KK
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 date listed.)
Filing date
Publication date
Application filed by EBAA DORAI ENG KK, EBAA DORAI ENGINEERING KKfiledCriticalEBAA DORAI ENG KK
Priority to JP11661178ApriorityCriticalpatent/JPS5544309A/en
Publication of JPS5544309ApublicationCriticalpatent/JPS5544309A/en
PURPOSE: To make sludge to solids of superior compressive strength within a short time by water holding and swellable mineral matter such as calcined plaster or bentonite shirasu or thier mixture and surfactants simultaneously with inorganic cements.
CONSTITUTION: Water holding and swellable mineral matter such as calcined plaster or bentonite, shirasu, etc. or their mixture, inorganic cements and surfactants are mixed in sludge to solidify the sludge.