Results 21 to 30 of about 1,588,866 (313)

The increasing efficiency of upflow clarifiers at the drinking water preparation [PDF]

open access: yesActa Periodica Technologica, 2020
The article discusses the use of concentrated coagulant aluminum sulfate solution to increase the efficiency of upflow clarifiers for drinking water preparation.
Dushkin Stanislav   +2 more
doaj   +1 more source

Technologies of obtaining concentrated molasses from cereal grain raw material [PDF]

open access: yesBIO Web of Conferences, 2022
Results of the studies of processes involved in obtaining concentrated molasses from the grain raw material (wheat) are reported. One of the methods to enhance grain concentration for obtaining molasses is the introduction of the stage of additional ...
Aksenov V.V., Politov A.A
doaj   +1 more source

Anaerobic treatment of ozonated membrane concentrate

open access: yesDesalination and Water Treatment, 2015
AbstractA concentrate stream is generated by the application of nanofiltration (NF) membranes in wastewater reuse. Due to the high concentrations of pollutants, disposal of NF concentrates is an important problem. In this study, ozonation and anaerobic treatment processes were performed to treat cotton dyeing textile mill wastewater NF concentrate ...
Yaman, F. Busra   +6 more
openaire   +3 more sources

Speciation and fate of copper in sewage treatment works with and without tertiary treatment: The effect of return flows [PDF]

open access: yes, 2013
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2013 Taylor & Francis.The removal of metals from wastewaters is becoming an important issue, with new environmental quality standards ...
Barth EF   +18 more
core   +1 more source

Study on two-stage treatment of fluoride in coking concentrated brine with CaCl2+defluorination agent

open access: yesMeitan kexue jishu, 2023
Due to the high background fluoride content in part of China's Inner Mongolia, Shaanxi, Shanxi and other high-fluorine regions, the concentrated brine with high concentrations of fluoride ions was produced after membrane treatment of coking industry ...
Liping ZHANG   +7 more
doaj   +1 more source

Structure and Rheology of the Defect-gel States of Pure and Particle-dispersed Lyotropic Lamellar Phases [PDF]

open access: yes, 1999
We present important new results from light-microscopy and rheometry on a moderately concentrated lyotropic smectic, with and without particulate additives.
Basappa, Geetha   +6 more
core   +2 more sources

Modeled nitrogen loading to Narragansett Bay: 1850 to 2015 [PDF]

open access: yes, 2010
Nutrient loading to estuaries with heavily populated watersheds can have profound ecological consequences. In evaluating policy options for managing nitrogen (N), it is helpful to understand current and historic spatial loading patterns to the system. We
Hamburg, Steven P.   +2 more
core   +2 more sources

Concentration of soybean isoflavones by nanofiltration and the effects of thermal treatments on the concentrate [PDF]

open access: yesFood Research International, 2013
Abstract An investigation was performed on the profile and the content of isoflavones in the concentrate of aqueous Defatted Soy Flour (DSF) extract obtained by nanofiltration. The effect of thermal treatments on these isoflavones was also evaluated according to a Central Composite Design (CCD 2 k ) with varying temperatures (70 to 90 °C) and times ...
Silvia Benedetti   +4 more
openaire   +1 more source

Concentrating childhood cancer treatment in the Netherlands [PDF]

open access: yesPädiatrie & Pädologie, 2015
Paediatric tertiary care is highly centralized in the Netherlands. The country is small (16 million inhabitants, overall unemployment rates were approximately 7 % in 2014, while young adult (
openaire   +5 more sources

Structure of exciton condensates in imbalanced electron-hole bilayers [PDF]

open access: yes, 2016
We investigate the possibility of excitonic superfluidity in electron-hole bilayers. We calculate the phase diagram of the system for the whole range of electron-hole density imbalance and for different degrees of electrostatic screening, using mean ...
Lee, DKK, Varley, JR
core   +2 more sources

Home - About - Disclaimer - Privacy