Singapore, January 10: Sparkle Clean Tech, a global provider of process technologies and value-driven energy solutions for upstream Oil and Gas customers, is pleased to announce that it has reached an agreement with Siemens Energy to license Intellectual Property from their upstream oil and gas-related water solutions technology portfolio. The license includes technologies for primary, secondary and tertiary oily water treatment, such as Corrugated Plates, Hydrocyclones, Flotation Units, Walnut Shell filters, as well as regenerable membrane-based treatment technologies. This license includes intellectual property such as patents, copyrights and trade secrets. The technologies effectively address the water and wastewater needs of the oil and gas industry.