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Приказ резултата 11-20 од 78
Fluido-mehaničke karakteristike istostrujnog fontanskog sloja
(Udruženje za tehnologiju vode i sanitarno inžinjerstvo, Beograd, 2018)
U ovom radu je analiziran rad istostrujnog fontanskog sloja sa centralnom cevi u sistemu čvrste čestice-voda. Eksperimenti su realizovani na polukoloni prečnika 196 mm, ukupne visine 860 mm, sa koničnim dnom ugla 110o . ...
Alkali-lead deposits of lead refinery 'Trepča' and their influence on Ibar's waters / Alkalno-olovne deponije rafinerije olova 'Trepča' i njihov uticaj na vode Ibra
(Naučno-stručno društvo za zaštitu životne sredine Srbije - Ecologica, Beograd, 2009)
Besides lead as basic metal, flotation lead concentrates contain several accompanied metals, such as: copper, zinc, iron, antimony, silver, gold, bismuth and arsenic. Raw lead and slag are obtained by agglomeration roasting ...
The application of natural zeolites in agriculture / Upotreba iznačaj prirodnog zeolita u poljoprivredi
(Institut PKB Agroekonomik, Padinska skela, 2015)
Zeolites are natural microporous crystals that are formed by the elements from the earth’s core: silicon, aluminium and oxygen, Natural zeolite deposits were formed millions of years ago from volcanic ash, There are about ...
Influence of natural zeolite addition on potassium retention from different types of soils / Uticaj prirodnog zeolita kao suplementa na zadržavanje kalijuma urazličitim vrstama zemljišta
(Institut PKB Agroekonomik, Padinska skela, 2015)
This study presents the impact of addition of natural zeolite - clinoptilolite on potassium retention in the soil. Three different types of soil (from three different locations): Norway, Serbia and Bosnia and Herzegovina ...
Synthesis and characterization of the surface modified titanium dioxide/epoxy nanocomposites / Sinteza i karakterizacija nanokompozita na bazi površinski modifikovanih nanočestica titan-dioksida i epoksidne smole
(Univerzitet u Nišu - Tehnološki fakultet, Leskovac, 2015)
TiO2 nanoparticles, obtained by acid catalyzed hydrolysis of titanium isopropoxide, were surface modified by three gallic acid esters with different hydrophobic part length: octyl, decyl and lauryl gallate, and then used ...
Employees competitiveness development as a element of human resource management: Some special approach to textile industry / Razvoj kompetencija zaposlenih kao element menadžmenta ljudskih resursa - sa posebnim osvrtom na tekstilnu industriju
(Union of Textile Engineers and Technicians of Serbia, Belgrade, 2016)
Knowledge, ability and skills of every employees are his competitiveness. Technical and technology progress causes changes, and because of that demands of competitiveness become bigger and bigger. There are distinctions ...
Kompresija odevnih tkanina pre i posle termičkog fiksiranja međupostave / Compression of clothing woven fabrics before and after thermal fixation of the interlining
(Savez inženjera i tehničara tekstilaca Srbije, 2017)
U radu su ispitivana kompresiona svojstva odevnih tkanina pre i posle termičkog fiksiranja tkane međupostave. Kao eksperimentalni materijal korišćene su tkanine sirovinskog sastava pamuk/poliestar izrađene u keper 3/1S ...
Kvalitet sunđerastih krpa ocenjen na osnovu prekidnih svojstava / Quality of sponge cloths evaluated on the basis of their strength properties
(Savez inženjera i tehničara tekstilaca Srbije, 2019)
U radu su ispitivana prekidna svojstva dve grupe sunđerastih krpa dostupnih na tržištu Republike Srbije. Jednu grupu su činile sunđeraste krpe dobijene od mešavine viskoze i pamuka (uzorci 1-3), dok je druga grupa obuhvatala ...
Automatic feeder for domestic and wild animals on pastures / Automatski uređaj za prihranu domaćih i divljih životinja na pašnjacima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2020)
This paper presents a prototype of an automatic feeder for domestic and wild animals in organic farming. A simple, self-contained domestic and wild animal feeder was presented that has fully autonomous operation for up to ...
Influence of maize hybrid on bioethanol yield and quality of dried distillers' grains / Uticaj hibrida kukuruza na prinos bioetanola i kvalitet suve kukuruzne džibre
(Serbian Association of Plant Breedings and Seed Producers, 2015)
Maize (Zea mays L.) is one of the most important cereal crops. and one of the most significant renewable raw materials for the production of energy and many different products. Bioethanol is a biofuel that is mostly used ...