Editorial member
Przemyslaw B. Kowalczuk
Wroclaw University of Technology, Poland



Publications


Kosior, D., Kowalczuk, P.B., Zawala, J. Surface roughness in bubble attachment and flotation of highly hydrophobic solids in presence of frother - experiment and simulations (2018) Physicochemical Problems of Mineral Processing, 54 (1), pp. 63-72.

Kowalczuk, P.B., Snook, B., Kleiv, R.A., Aasly, K. Efficient extraction of copper and zinc from seafloor massive sulphide rock samples from the Loki's Castle area at the Arctic Mid-Ocean Ridge (2018) Minerals Engineering, 115, pp. 106-116.

Kowalczuk, P.B., Zawala, J., Drzymala, J. Concentration at the minimum bubble velocity (CMV) for various types of flotation frothers (2017) Minerals, 7 (7), art. no. 118, .

Kowalczuk, P.B., Siedlarz, M., Szczerkowska, S., Wojcik, M. Facile determination of foamability index of non-ionic and cationic frothers and its effect on flotation of quartz (2017) Separation Science and Technology (Philadelphia), pp. 1-9. Article in Press.

Kowalczuk, P.B., Drzymala, J. Selectivity and power of frothers in copper ore flotation (2017) Physicochemical Problems of Mineral Processing, 53 (1), pp. 515-523.

Drzymala, J., Ratajczak, T., Kowalczuk, P.B. Kinetic separation curves based on process rate considerations (2017) Physicochemical Problems of Mineral Processing, 53 (2), pp. 983-995.

Kowalczuk, P.B., Akkaya, C., Ergun, M., Janicki, M.J., Sahbaz, O., Drzymala, J. Water contact angle on corresponding surfaces of freshly fractured fluorite, calcite and mica (2017) Physicochemical Problems of Mineral Processing, 53 (1), pp. 192-201.

Kowalczuk, P.B., Drzymala, J. Physical meaning of the Sauter mean diameter of spherical particulate matter (2016) Particulate Science and Technology, 34 (6), pp. 645-647.

Kowalczuk, P.B., Zawala, J., Drzymala, J., Malysa, K. Influence of hexylamine on kinetics of flotation and bubble attachment to the quartz surface (2016) Separation Science and Technology (Philadelphia), 51 (15-16), pp. 2681-2690.

Kowalczuk, P.B., Zawala, J. A relationship between time of three-phase contact formation and flotation kinetics of naturally hydrophobic solids (2016) Colloids and Surfaces A: Physicochemical and Engineering Aspects, 506, pp. 371-377.

Ratajczak, T., Drzymala, J., Kowalczuk, P.B. Local and global assessment of flotation kinetics (2016) E3S Web of Conferences, 8, art. no. 01033, .

Pazik, P.M., Chmielewski, T., Glass, H.J., Kowalczuk, P.B. World production and possible recovery of cobalt from the Kupferschiefer stratiform copper ore (2016) E3S Web of Conferences, 8, art. no. 01063, .

Drzymala, J., Swebodzinska, A., Duchnowska, M., Bakalarz, A., Luszczkiewicz, A., Kowalczuk, P.B. Preliminary study on collectorless flotation of chalcocite, bornite and copper-bearing shale in the presence of selected frothers (2016) E3S Web of Conferences, 8, art. no. 01031, .

Kowalczuk, P.B., Zawala, J., Kosior, D., Drzymala, J., Malysa, K. Three-Phase Contact Formation and Flotation of Highly Hydrophobic Polytetrafluoroethylene in the Presence of Increased Dose of Frothers (2016) Industrial and Engineering Chemistry Research, 55 (3), pp. 839-843.

Kowalczuk, P.B., Drzymala, J. Some remarks on attachment of a gas bubble to another phase both immersed in water (2016) Physicochemical Problems of Mineral Processing, 52 (1), pp. 147-154.

Janicki, M.J., Drzymala, J., Kowalczuk, P.B. Structure and surface energy of both fluorite halves after cleaving along selected crystallographic planes (2016) Physicochemical Problems of Mineral Processing, 52 (1), pp. 451-458.

Iyakwari, S., Glass, H.J., Rollinson, G.K., Kowalczuk, P.B. Application of near infrared sensors to preconcentration of hydrothermally-formed copper ore (2016) Minerals Engineering, 85, pp. 148-167.

Kowalczuk, P.B. Flotation and hydrophobicity of quartz in the presence of hexylamine (2015) International Journal of Mineral Processing, 140, pp. 66-71.

Kowalczuk, P.B., Zaleska, E., Danczak, O. Flotation of carbonaceous copper shale-quartz mixture with poly(ethylene glycol) alkyl ethers (2015) Transactions of Nonferrous Metals Society of China (English Edition), 25 (1), pp. 314-318.

Kowalczuk, P.B., Mroczko, D., Drzymala, J. Influence of frother type and dose on collectorless flotation of copper-bearing shale in a flotation column (2015) Physicochemical Problems of Mineral Processing, 51 (2), pp. 547-558.

Tasdemir, A., Kowalczuk, P.B. Application of statistical process control for proper processing of the fore-sudetic monocline copper ore (2014) Physicochemical Problems of Mineral Processing, 50 (1), pp. 249-264.

Kowalczuk, P.B., Buluc, B., Sahbaz, O., Drzymala, J. In search of an efficient frother for pre-flotation of carbonaceous shale from the Kupferschiefer stratiform copper ore (2014) Physicochemical Problems of Mineral Processing, 50 (2), pp. 835-840.

Kowalczuk, P.B. Determination of critical coalescence concentration and bubble size for surfactants used as flotation frothers (2013) Industrial and Engineering Chemistry Research, 52 (33), pp. 11752-11757.

Iyakwari, S., Glass, H.J., Kowalczuk, P.B. Potential for near infrared sensor-based sorting of hydrothermally-formed minerals (2013) Journal of Near Infrared Spectroscopy, 21 (3), pp. 223-229.

Drzymala, J., Kowalczuk, P.B., Oteng-Peprah, M., Foszcz, D., Muszer, A., Henc, T., Luszczkiewicz, A. Application of the grade-recovery curve in the batch flotation of Polish copper ore (2013) Minerals Engineering, 49, pp. 17-23.

Drzymala, J., Kowalczuk, P.B., Foszcz, D., Muszer, A., Henc, T., Luszczkiewicz, A. Analysis of separation results by means of the grade-recovery halbich upgrading curve (2012) 26th International Mineral Processing Congress, IMPC 2012: Innovative Processing for Sustainable Growth - Conference Proceedings, pp. 1239-1249.

Kowalczuk, P.B., Drzymala, J. Letter to the Editor, "detachment of coarse particles from oscillating bubbles-The effect of particle contact angle and medium viscosity" by D. Xu, I. Ametov and S.R. Grano (Int. J. Miner. Process. 101, 50-57, doi:10.1016/jminpro.2011.07.03) (2012) International Journal of Mineral Processing, 104-105, pp. 80-81.

Kowalczuk, P.B., Drzymala, J. Surface flotation of particles on liquids. Principles and applications (2012) Colloids and Surfaces A: Physicochemical and Engineering Aspects, 393, pp. 81-85.

Kowalczuk, P.B., Drzymala, J. A proposition of symbolism of non-ideal separations followed by analytical procedures for description of separation processes (2011) Mineral Processing and Extractive Metallurgy Review, 32 (4), pp. 278-288.

Kowalczuk, P.B., Sahbaz, O., Drzymala, J. Maximum size of floating particles in different flotation cells (2011) Minerals Engineering, 24 (8), pp. 766-771.

Kowalczuk, P.B., Drzymala, J. Contact angle of bubble with an immersed-in-water particle of different materials (2011) Industrial and Engineering Chemistry Research, 50 (7), pp. 4207-4211.

Watanabe, M., Kowalczuk, P.B., Drzymala, J. Analytical solution of equation relating maximum size of floating particle and its hydrophobicity [Analityczne rozwia{ogonek}zanie równania wia{ogonek}ża{ogonek}cego maksymalny rozmiar flotuja{ogonek}cego ziarna i jego hydrofobowość] (2011) Physicochemical Problems of Mineral Processing, 46, pp. 13-20.

Kowalczuk, P.B., Chmielewski, T. Changes of electrode potential in the non-oxidative leaching [Zmiany potencjal{stroke}u elektrod podczas l{stroke}ugowania nieutleniaja{ogonek}cego] (2010) Physicochemical Problems of Mineral Processing, 44, pp. 115-126.