Fracturing liquid delivery hose for recovery of shale oil and gas, and manufacturing method and co-extrusion mold thereof
Abstract:
A fracturing liquid delivery hose for recovery of shale oil and gas, and manufacturing method and co-extrusion mold thereof are provided. The method includes extrusion of a cover layer with a first adhesive layer and an inner lining layer with a second adhesive layer, formation of an enhancement layer, heating and pressurizing for bonding between the cover layer and the enhancement layer and between the inner lining layer and the enhancement layer, so that the formed fracturing liquid delivery hose has resistance at least to high pressure and chemical corrosion. The cover layer and the inner lining layer can use different types of materials.
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