Investigation of the Wetting Mechanism of Nonionic Surfactant-Modified Bituminous Coal Surfaces
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DOI: 10.1021/acsomega.5c09335
Abstract: The wettability of bituminous coal surfaces in the presence of nonionic surfactants was investigated to understand the underlying mechanisms of surfactant interaction. Using raw coal from the Pingdingshan mining area, this study employed comprehensive characterization… read more here.
Keywords: mechanism nonionic; wetting mechanism; coal surfaces; coal ... See more keywords
Experimental Study and Analysis of Chemical Modification of Coal Surfaces by Viscoelastic Surfactant Fracturing Fluids
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DOI: 10.3390/app14177490
Abstract: The continuous deepening of coal-seam extraction has sharply increased both gas pressure and content. The use of viscoelastic surfactant fracturing fluids (VESFFs) has been demonstrated to effectively improve coal-seam permeability and mitigate the occurrence of… read more here.
Keywords: surfactant fracturing; viscoelastic surfactant; coal surfaces; coal ... See more keywords