WO2014148944A1 PCT RU2013 000917 RU2013000917W WO2014148944A1 WO 2014148944 A1 WO2014148944 A1 WO 2014148944A1 RU 2013000917 W RU2013000917 W RU 2013000917W WO 2014148944 A1 WO2014148944 A1 WO 2014148944A1 Authority WO WIPO PCT Prior art keywords cement portland cement nanocement nano clinker Prior art date 20130318 Appliion number