Dry washing biodiesel purification using fumed silica sorbent

M Catarino, E Ferreira, APS Dias, J Gomes - Chemical Engineering …, 2020 - Elsevier
Aiming the decarbonization of the transport sector, biodiesel, obtained by alcoholysis of oils
or animal fats, is currently mixed with conventional fossil diesel. For this purpose, biodiesel …

Changes in soil biological properties after sewage sludge and pesticide application in wheat cultivation

U Wydro, M Jankowska, E Wołejko, P Kondzior… - Applied Sciences, 2022 - mdpi.com
One of the solutions implemented in order to improve the quality of soils exposed to
pesticides is the application of sewage sludge, which is a by-product of wastewater …

[HTML][HTML] Biodiesel by co-processing animal fat/vegetable oil mixtures over basic heterogeneous Ca catalyst

APS Dias, M Ramos, M Catarino… - Cleaner Engineering and …, 2020 - Elsevier
The use of vegetable oils to produce biodiesel raises several sustainability issues, namely
the fuel/food conflict. The high cost of vegetable oils and an expensive homogeneous base …

Biodiesel glycerin valorization into oxygenated fuel additives

AP Soares Dias, F Gomes Fonseca, M Catarino… - Catalysis Letters, 2022 - Springer
Current industrial methods of biodiesel production lead to an excess of crude glycerin which
requires costly purification before commercialization. Production of oxygenated fuel …

Solvent assisted biodiesel production by co-processing beef tallow and soybean oil over calcium catalysts

AP Soares Dias, M Ramos, M Catarino, J Puna… - Waste and Biomass …, 2020 - Springer
Due to sustainability issues, biodiesel must be produced from low-grade fats and the
conventional homogeneously-catalyzed processes must be replaced by more efficient and …

[PDF][PDF] Simultaneous Oil Sono-Extraction And Sono-Transesterification (In Situ) Of Soybean And Sunflower Seeds For The Production Of Biodiesel

RD Dolores, QG Almudena - 2020 - scholar.archive.org
The cost of biodiesel production could be reduced by applying a simultaneous oil extraction
and transesteri cation process (in situ). In situ sono-transesteri cation to allow direct …

[PDF][PDF] Kaczy nski

U Wydro, M Jankowska, E Wołejko, P Kondzior… - Regulation, 2006 - academia.edu
One of the solutions implemented in order to improve the quality of soils exposed to
pesticides is the application of sewage sludge, which is a by-product of wastewater …