Sand production is a crucial problem during the process of extracting natural gas from hydrate reservoirs. To deal with sandproduction problems systematically, a sandproduction control system (SCS) is first proposed in this paper, specialized for poredistributed clayey silt .

Artificial lift refers to the use of artificial means to increase the flow of liquids, such as crude oil or water, from a production well. Generally this is achieved by the use of a mechanical device inside the well (known as pump or velocity string) or by decreasing the weight of the hydrostatic column by injecting gas into the liquid some distance down the well.

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HPT Cone Crusher is designed to meet clients' request of the high outputs, excellent product fineness and economical running costs. HPT cone crusher introduced the Germany technology, not only improves the production capacity and crushing efficiency, but also widens applying area, hardness range of materials from limestone to basalt.

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Jul 21, 2017· We have gathered 10 examples of Circular Economy solutions that through practical cases illustrate how circular business models prove to be a sound business strategy that facilitates access to new markets, drives innovative solutions and saves production costs.

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Department of Energy Announces 38 Million to Support Hydrokinetic Turbine Technology Development oday, the Department of Energy announced up to 38 million in funding for a new Advanced Research Projects AgencyEnergy (ARPAE) program.

Quality seed production in hybrid rice Sindhu a and I. Kumar b. a Director, Asia and Pacific Seed Association, Bangkok, Thailand b General Manager, Hybrid Rice International, Hyderabad, India. Rice is the staple food of more than 60 percent of the world population. About 90 percent of all the rice grain in the world is produced and consumed in Asia.