PMS sludge prepn. method and its application in construction of sludge balance shield and pipe-jacking

PMS sludge prepn. method and its application in construction of sludge balance shield and pipe-jacking

This is a preparing method of PMS mud and water paste and its application on the working of supporting pipe. Its features are: Use high polymer and positron glue to prepare PMS mud and water paste liquid. During this procession, to use soil mortar liquid separated grade by grade, in the mud paste mi...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: GUOQIANG ZHAO, JIFAN YANG, SHANGUO ZHOU
Format: Patent
Sprache:eng
Schlagworte:
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Beschreibung
Zusammenfassung:This is a preparing method of PMS mud and water paste and its application on the working of supporting pipe. Its features are: Use high polymer and positron glue to prepare PMS mud and water paste liquid. During this procession, to use soil mortar liquid separated grade by grade, in the mud paste mix PMS paste liquid and its assistant materials in proper time, and advance the six steps on the application.