Mixing and Pump Apparatus

摘要

-20 Abstract A mixing and pumping apparatus (10) including: a continuous mixer (20) adapted to mix a dry cement feed material with water to provide a cement paste material; a pump assembly (27) including a pump (45) arranged to receive the cement paste material and pump the cement paste material through a cement paste outlet (69); a foaming substance assembly (35) including a further pump (41) arranged to provide a foaming substance through a foaming substance outlet (49); and a control system (40) configured to control the flow of the cement paste material and the foaming substance so as to be mixable with one-another to provide a foamed cement product. --- 23 ---- 32 30 l Figure 3 30Figure 4 27 2