A method of forming a high strength cement in a permeable starting material, the method comprising the step of combining the starting material with effective amounts of (i) a urease producing micro-organism; (ii) urea; and (iii) calcium ions and wherein the effective amount of the urease producing organism provides a urea hydrolysis rate, under standard conditions, of 0.5-50 mM urea hydrolysed.min−1.
申请公布号
EP1838642(A4)
申请公布日期
2014.07.16
申请号
EP20050818565
申请日期
2005.12.20
申请人
MURDOCH UNIVERSITY;CALCITE TECHNOLOGY PTY LTD
发明人
KUCHARSKI, EDWARD, STANISLAW;CORD-RUWISCH,RALF;WHIFFIN, VICKY;AL-THAWADI, SALWA, MUTLAQ, JUMA