the geopolymerisation of alumino-silicate minerals
the geopolymerisation of alumino-silicate minerals
... strength. Of these factors, the %CaO, the molar Si–Al in the original mineral, the use of KOH, the extent of dissolution of Si and the molar SirAl ratio in solution show a positive correlation, while the ... than the other Al–Si minerals, the contribution of the Al–Si minerals to the gel phase is still important. A separate experiment was conducted on the...
Ngày tải lên: 30/05/2014, 12:09
The Taxation of Petroleum and Minerals ppt
... Director of the Oil Taxation Of ce. Paul Collier is Professor of Economics and Director of the Centre for the Study of African Economies at Oxford University, and former Director of Develop- ment ... Director in the Fiscal Affairs Department of the International Monetary Fund. He was formerly Professor of Economics at the University of Essex and President of...
Ngày tải lên: 23/03/2014, 11:20
