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Electrochemical water treatment and filtration of generated slurries
(2018)
This work is focused on the electrocoagulation (EC) as an electrochemical water treatment process followed by solid-liquid separation of the solid species, which form during the treatment. In the theory part of the thesis, ...
Biolietteen kuivattavuuden parantaminen uusilla tekniikoilla
(2019)
Tämän diplomityön tarkoituksena oli selvittää, kyetäänkö laserkäsittelyn avulla parantamaan biolietteen kuiva-ainepitoisuutta. Lisäksi tutkittiin suodatuksen tukiaineiden käyttöä lietteen suodatuksessa. Kirjallisuusosassa ...
Determination of particle size distributions of industrial side streams by using laser diffraction and sieving methods
(2018)
Due to high transportation and treatment costs, the disposal of industrial solid residues has been preferred for backfilling mine openings over years. Recently, utilization of such residues has gained an increasing interest ...
Use of nanofibrillated cellulose in the modification of ultrafiltration membranes
(2019)
Utilization of biomass as a more sustainable and environmentally friendly substitute to fossil raw material has been proven to be beneficial in several industries. Cellulose is a linear long chain polysaccharide that can ...
Selective recovery of indium from secondary resources by iminodiacetic acid chitosan
(2019)
Indium demand has escalated drastically in the last few decades, due to the technological advancement and the introduction of the high-tech products such as Liquid Display Panels and the mobile device; this demand is not ...
Chemical recycling of magnetic tape
(2019)
This work aimed to study a recycling path for magnetic tapes. Magnetic tapes at the time of writing have no recycling processes and end up in dump despite their massive volumes.
In the literature review composition of ...
Purification of wastewaters from oil refining plant with membrane technology
(2019)
The aim of this master’s thesis was to improve wastewater treatment quality at the oil refinery by developing an effective membrane treatment procedure which would reduce biological and chemical oxygen demand (BOD and COD) ...
Arvokkaiden metallien talteenotto elektroniikkajätteestä 3D-tulostetuilla kappaleilla
(2019)
Arvokkaiden tai muuten strategisesti tärkeiden alkuaineiden maailman malmivarantojen ehtyessä on vihdoin alettu havahtua niiden talteen ottamisen ja kierrättämisen tärkeydestä. Tässä työssä tutkittiin lähinnä arvokkaiden ...
Recovering nutrients from composting plant wastewater
(2019)
Applying the membrane separation technologies has drawn significant attentions specifically in recent decades. Their high effectiveness along with the cost-effectiveness of the entire processes make them amongst the favorable ...
Dynamic modeling of a semibatch precipitation process in Simulink
(2019)
The crystallization process has a great significance in different industries worldwide. It is widely used to produce various products - from bulk chemicals to pharmaceutical ingredients and food additives. Most of the ...