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The Role of Brønsted and Lewis Acid Sites of Vanadyl Pyrophosphate Measured by Dimethylpyridine-temperature Programmed Desorption in the Selective Oxidation of Butane
Vanadyl pyrophosphate catalyst Acidic property Dimethylpyridine Temperature programmed desorption
2009/7/24
Acidic properties of three types of (VO)2P2O7 catalysts were investigated by temperature programmed desorption (TPD) using 3, 5- and 2, 6-dimethylpyridine as probes, and the selective oxidation of but...
New relationship between Operator and Service Company and engineer's role
DESC engineer knowledge management SQI KPI
2009/4/14
In DESC (Design and Evaluation Services for Clients) service, a service company engineer works in the client office and with oil company engineers to analyze wells that are candidates for production ...