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The daily urinary excretions of total polymeric glycosaminoglycans and of polymeric heparan sulfate have been measured in the urine of juvenile-onset and adult-onset diabetics of both sexes and in those of normal controls. The results indicate that diabetic patients excrete more polymeric heparan sulfate than their controls, either in an absolute amount or(More)
The paper aims at describing an application of virtual sensors successfully implemented on a crude unit in the Raffineria di Milazzo refinery. The quality predictions are obtained employing state-of-the-art neural network technology, seamlessly embedded in the e xisting distributed control system. After a brief overview about project goals and process(More)
Energy is a key component of people's quality of life and an essential element for " driving " economies. Nowadays, we are totally dependent on an abundant and uninterrupted supply of energy for living and working. It is a key ingredient in all sectors of modern economies But energy consumption is inseparably linked with environmental impact issues: the(More)
With a large number of oil and gas fields becoming mature, the Upstream industry is facing a new challenge: how to increase, or at least stabilize, production while maintaining available reserves at their present level. As a matter of fact, unstable production in multiphase production systems and pipelines can cause serious and troublesome operational(More)
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