A table corner has been patented by Mr. Harvey N. Hall, of Evansville, Ind. It consists of a curved clamping iron and a curved stud or block, combined with a table frame and leg, the object being to ...

Nowadays, more and more municipal wastes are made with the improvement in the living standards of the people and the acceleration of urbanization construction. The proper treatment of municipal waste ...

The electroplating industry in China produces approximately 10 million tons of electroplating sludge every year, which is classified as hazardous waste due to containing harmful substances, for ...

† BioMicroSystems Lab, Department of Electrical Engineering and Computing Systems, University of Cincinnati, Cincinnati, Ohio 45221-0030, United States ‡ Department of Chemistry, Xavier University, ...

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The invention relates to a method for synthesizing 4-ethyl-(2, 3-dioxopiperazinyl)-formylchloride-1, which comprises the following steps: using 4-ethyl-2, 3-dioxopiperazine as a starting raw material, ...

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The invention relates to a preparation method of 4-(3-chlor-4-fluorobenzeneamidocyanogen)-7-methoxy-6-(3-morpholine oxypropyl)quinazoline, which comprises using 3,4-dimethoxybenzoic acid (II) as raw ...