Biodiesel production from acidified soapstocks using a biomass-based carbonaceous catalyst
The host rocks of Zhaishang Au deposit are mainly argillic, calc and carbonaceous slates and silty sandstone.
A laboratory triaxial creep test to on-site specimens is carried out to study the creep properties of the carbonaceous phyllite.
The city of Guiyang is located in a wide karst valley basin in the central part of Guizhou Plateau, where carbonaceous rocks are developing and karst groundwater sources are abundant.
To draw, write, or blacken with a black, carbonaceous material.
Thin layers of sandy shale, and carbonaceous fragments are locally present.
The result of the technical and economic analysis of two kinds of gold leaching processes on a carbonaceous gold ore was introduced in this paper.
The solid residue of impure carbon obtained from bituminous coal and other carbonaceous materials after removal of volatile material by destructive is used as a fuel and in making steel.
In Yutangba, native se extensively exists within Se-rich carbonaceous rocks, abandoned stone coal spoils and high-Se soils close to Se-rich carbonaceous strata.
The lithophile elements in ordinary and carbonaceous chondrite groups may display either chalcophile or siderophile nature in enstatite chondrites.
Its applicability might be questioned on the grounds that carbonaceous shale is not known to occur near any of these deposits.
Deformation control of carbonaceous schist stratigraphy of the Xinxunyang tunnel of Xiangyu line Ⅱ
Pack carburizing consists of placing the parts to be treated in a closed container with some carbonaceous material such as charcoal or coke.
There are minerals absorbing uranium: zeolite, montmorillonite, carbonaceous matter.
That is a necessary but not a sufficient condition, as the type of rock involved, called carbonaceous chondrite, is found in other asteroids, too.
Progress of flue gas purification and sulfur recovery using TSA technology by carbonaceous methods in moving beds
a carbonaceous material obtained by heating wood or other organic matter in the absence of air.
Experimental results have shown that oxidizing roasting is an effective pretreatment method for this carbonaceous gold ore.
A carbonaceous electrode in an electric cell.
Carboniferous strata, more than 1000m in thick in the area of Hexi corridor to Bayan Haot basin, is the coal measures of transitional phase, in which there are three kinds of hydrocarbon source rocks including dark mudstone, limestone, coal and carbonaceous mudstone.
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