INTERFACIAL APPLICATIONS IN ENVIRONMENTAL ENGINEERING - CHAPTER 13 potx

... safety and environmental ap- proach is now called for, one that incorporates advanced “green” processing tech- nology as a means of canceling any negative environmental impact without sti- fling the ... has been viewed in terms of an E1 elimination mechanism, where the chlorine com- ponent interacts with the catalyst with electron withdrawal, weakening the C– Cl bond and inducing interme...

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... mixed in the vicinity of the catalyst sample in the infrared reactor cell, as shown in the inset of Figure 1. One-hundred-mg catalysts were pressed into three to four thin disks, each weighing ... species during the step-and-pulse switch of the NO, O 2 , C 3 H 6 reactant flows during the SCR reaction over Cu-ZSM-5. II. EXPERIMENTAL A. Catalyst Preparation The overexchanged Cu-ZSM- 5-5...

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... (4) waste minimization/recycle. Each contribution has either a theoretical significance or practical utility or both. Interfacial Applications in Environmental Engineer- ing is an invaluable resource ... Chemical Engineering, University of Cas- tilla–La Mancha, Ciudad Real, Spain C. H. Yang College of Chemistry and Chemical Engineering, University of Petroleum, Dongying, Shandong Pro...

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... role in electron transfer from the electron-accepting to the electron-donating sites at the catalytic surface. Ac- cording to Bahranowski et al. [48], single doping of Al-PILC with copper intro- duced ... species in Cu-MFI-based catalysts resulted in a substan- tial increase in propane conversion as well selectivity to CO 2 . This fact would explain the decided decrease in NO conver...

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... shows the majority/minority spin configurations. The HOMO is the Π bonding in the majority spin and the LUMO is the Π antibonding in the minority spin. (b) SO 2 (singlet, C 2v ). (c) SO 3 (singlet, C 3v ). TM Copyright ... most stable configurations involved dicoordination binding through both η 2 -S,O and η 2 -O,O structures on the Pt(111) surface but no flat-lying configurations. Our first-p...

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... the results obtained from on-line pulse-reaction chromatography. Ten grams of thiophene/n-heptane or the gasoline distillate was pumped into the reactor within 1 min. Sulfides in the liquid product ... Because of the com- plexity of FCC reactions, we cannot determine exactly whether it is via adsorbing and cracking sulfides in the feed or via adsorbing and cracking those in the gaso- line...

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... solution using Na-Y was investi- gated using a fixed-zeolite-bed configuration. The breakthrough curves for four selected HM are shown in Figure 5 under identical operating conditions. Break- through ... exchange with cations in external solution. An increase in exchange temperature enhanced HM removal by reducing the solvation coating and kinetic diameter of the in- going HM cation, fa...

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... [4,7]. In the experiments, titration ex- periments and computer modeling with MINTEQA2 indicate that the pH de- creases as Thio-Red  is initially titrated into aqueous divalent heavy metal solu- tions. ... use of HMP-2000 oc- curred in December 1999, when the Guide Corporation (an auto parts manufactur- ing plant in Anderson, Indiana) accidentally released over 1.5 million gallons of c...

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... strong inhibitory effect of water content can be interpreted as water-aided interruption of inter- and intramolecular contacts in the soil upon oil sorption. An increase in K d when increasing the ... taking into account the diversity in the environmental conditions and in the sources and history of the residuals. To evaluate the sensitivity of the model to variations in the main...

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... screening tests are positive in terms of flagging the potential of cata- lytically generated carbon nanofibers for application in continuous-flow water treatment. The pressure required to maintain ... 36:731–741, 1981. 12. F Caturla, JM Martin-Martinez, M Molina-Sobio, F Rodriguez-Reinoso, R Torre- grosa. J Colloid Interface Sci 124:528–534, 1988. 13. W Fritz, W Merk, E Schluender. Chem Eng...

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