Well methods using small diameter tubing

摘要: Well methods using small diameter tubing introduced into and withdrawn from the well by an injector apparatus. The is a tubing-holding reel. Liquids in are removed gas injection as introduced. include displacements, fluid injections such of acids, corrosion inhibitors, surfactants, plastics, cement, drilling fluids, alcohols, other solvents, or chemicals used for treatments wells at formations reservoirs penetrated wells. also dewatering drying pipelines, shafts, ducts, vents, like. In most cases, introduction inert nitrogen through tubing. Other gases may be especially suitable use petroleum wells, but if water