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Vihdnovlennja robochoji zdatnostih katihonihtovoji smoli

Tikhonova I., Macihjevs'ka O.

Zeszyty Naukowe Politechniki Rzeszowskiej. Budownictwo i Inżynieria Środowiska

2004

z. 37[211], cz.2

421-424

In this article the results of research which was held for determination of possibility restoration of serviceability of cationic exchanger. This material is of poor quality and notables soften nature waters. That's why it's recommended to replace it by the new one.

Analysis of the mechanical modes of sludge mixing in sludge digesters

Popadjuk I., Zhuk V., Tikhonova I.

Inżynieria i Aparatura Chemiczna

2002

Nr 4

107-108

In the paper the review and analysis of the mechanical modes of sludge mixing in the sludge digesters are presented. It is concluded that the most effective mixing of the sludge is ensured by the precessional stirrer.

Z ihstorihji Kafedri gihdravlihki ta santekhnihki L'vihvs'koji polihtekhnihki

Tikhonova I., Leshhihjj N.

Zeszyty Naukowe Politechniki Rzeszowskiej. Budownictwo i Inżynieria Środowiska

2000

z. 32[180], cz.2

433-439

History of becoming both development Department of Hydraulics and Sanitary Engineering of State University "Lviv Politechnika " is stated in the given work because of analysis of archival materials. It is demonstrated, that date of the basis of Department of Hydraulics and Sanitary Engineering is July 5, 1924. The materials on personal structure of the teachers of department are detected. The educational plans of miscellaneous years are analyzed, the titles of educational disciplines are indicated.