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pro vyhledávání: '"Erik Stoltenberg-Hansson"'
Autor:
Harald Justnes, Erik Stoltenberg-Hansson, Hans A. van der Sloot, Grethe Wibetoe, Christian J. Engelsen, Walter Lund
Publikováno v:
Cement and Concrete Research. 40:1639-1649
The pH dependent release of Cd, Cr, Cu, Mn, Mo, Ni, Pb, V and Zn from different recycled concrete aggregate samples was determined. Geochemical speciation modelling was applied on the concentrations of Cu, Cr, Mo and Ni in the leachates in order to p
Autor:
Erik Stoltenberg-Hansson, Hans A. van der Sloot, Grethe Wibetoe, Gordana Petkovic, Christian J. Engelsen, Walter Lund
Publikováno v:
Cement and Concrete Research. 39:446-459
The pH dependent leaching characteristics were assessed for different types of recycled concrete aggregates, including real construction debris and crushed fresh concrete samples prepared in laboratory. Carbonation effects were identified from the ch
Autor:
Erik Stoltenberg-Hansson
Publikováno v:
MRS Proceedings. 65
A standard system for grinding of Portland clinker to cement and the different principles for producing fly ash cement is described. The quality is influenced by the grinding system selected. The preferred system for intergrinding of fly ash and clin
Autor:
Erik Stoltenberg-Hansson
Publikováno v:
MRS Proceedings. 136
Tests have been performed with Class F fly ashes used for the production of interground 20% fly ash cement. Unground and ground fly ashes were mixed with a reference high fineness Portland cement and tested for strength in mortar (ISO/CEN method). Th
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