| abstract |
The invention relates to fracturing fluids in the form of a hydrocarbon foam, an emulsion-based foam, an emulsion and a gelled fracturing fluid, each comprising gas liquids. Y-grade natural gas (NGL) which is a mixture of unfractionated hydrocarbons which comprises ethane, propane, butane, isobutane and pentane plus, this mixture of unfractionated hydrocarbons being a by-product a stream of condensed and demethanized hydrocarbons. |