Results 21 to 30 of about 80,588 (268)

Rapid Transgalactosylation Towards Lactulose Synthesis in a Small-scale Enzymatic Membrane Reactor (EMR)

open access: yesChemical Engineering Transactions, 2014
A small-scale EMR system was developed with a reliable control design giving the possibility for continuous operation at constant flux (constant hydraulic residence time, tHRT).
A.B. Sitanggang, A. Drews, M. Kraume
doaj   +1 more source

Using the flexibility index to compare batch and continuous activated sludge processes

open access: yesWater Science and Technology, 2001
This paper considers the question of which is better; the batch or the continuous activated sludge processes? It is an important question because dissension still exists in the wastewater industry as toi the relative merits of each of the processes. A review of perceived differences in the processes from the point of view of two related disciplines ...
Hopkins, LN, Lant, PA, Newell, RB
openaire   +2 more sources

Treatment technologies for soybean seeds: Dose effectiveness, mechanical damage and seed coating [PDF]

open access: yesCiência e Agrotecnologia, 2023
Seed treatment is an important procedure in soybean cultivation and is currently performed in two ways: industrial seed treatment (IST), performed by the seed companies industry, and OnFarm treatment, performedby the producer.
Leandro Vilela Reis   +5 more
doaj   +1 more source

The Rocky Road From Fed-Batch to Continuous Processing With E. coli

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
Escherichia coli still serves as a beloved workhorse for the production of many biopharmaceuticals as it fulfills essential criteria, such as having fast doubling times, exhibiting a low risk of contamination, and being easy to upscale. Most industrial processes in E. coli are carried out in fed-batch mode.
Julian Kopp   +4 more
openaire   +3 more sources

A new method to use Water Pinch Analysis for complex wastewater scenarios

open access: yesAdvances in Food Science, Sustainable Agriculture, and Agroindustrial Engineering, 2020
A new method was developed to easily determine process critical concentrations allowing the use of Water Pinch Analysis to minimize the fresh water (FW) requirement of processes dealing with complex wastewater.
Leo-Paul Vaurs, Chaowana Yirong
doaj   +1 more source

Comparison between continuous and batch processing to produce xylanase by penicillium canescens 10-10c [PDF]

open access: yesBrazilian Journal of Chemical Engineering, 2012
Penicillium canescens 10-10c strain was cultivated on barley straw hydrolysate as a soluble nutrient source and as inducer for xylanase production. Barley straw hydrolysate was obtained by treatment of barley straw with NaOH or hot water. In shake flask cultures, NaOH treatment was found to increase the biomass production, but was not accompanied by an
Bakri, Y., Akeed, Y., Thonart, P.
openaire   +4 more sources

A Scalable Dynamic Cascade Flow Reactor for Challenging Continuous Heterogeneous Processes

open access: yesCHIMIA
Continuous processes (often referred to as flow chemistry) offers multiple advantages over batch processes and are of particular interest for industrial applications as they provide a more direct path towards process intensification, increased safety and
Kim-Long Diep   +7 more
doaj   +1 more source

Comparison Study between Batch and Continuous Processes to Obtain Chitosan-Based High Porous Biomaterial for Biological Applications

open access: yesInternational Journal of Polymer Science, 2019
Foaming process can be monitored under batch or continuous flows conditions. In the batch process, foaming is time-dependent and the foaming efficiency is controlled by the operator. On the other hand, in the continuous process, the foaming efficiency is
Alina Violeta Ursu   +7 more
doaj   +1 more source

Continuous-Flow Processes in Heterogeneously Catalyzed Transformations of Biomass Derivatives into Fuels and Chemicals

open access: yesChallenges, 2012
Continuous flow chemical processes offer several advantages as compared to batch chemistries. These are particularly relevant in the case of heterogeneously catalyzed transformations of biomass-derived platform molecules into valuable chemicals and fuels.
Antonio A. Romero   +3 more
doaj   +1 more source

Memory of chirality in a room temperature flow electrochemical reactor

open access: yesScientific Reports, 2020
Chiral compounds have become of great interest to the pharmaceutical industry as they possess various biological activities. Concurrently, the concept of “memory of chirality” has been proven as a powerful tool in asymmetric synthesis, while flow ...
Tomas Hardwick   +2 more
doaj   +1 more source

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