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Oja, Vahur (TTÜ author)

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journal article

Advances in desulfurization research of liquid fuelRang, Heino; Kann, Jüri; Oja, VahurOil shale2006 / 2, p. 164-176 https://artiklid.elnet.ee/record=b2364065*est

journal article
2

journal article EST / journal article ENG

Application of a DSC based vapor pressure method for examining the extent of ideality in associating binary mixtures with narrow boiling range oil cuts as a mixture componentSiitsman, Carmen; Oja, VahurThermochimica acta2016 / p. 24-30 : ill https://doi.org/10.1016/j.tca.2016.05.011 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

journal article EST / journal article ENG
3

book article

Application of bulk property based correlations to phenolic moieties rich oilOja, Vahur; Baird, Zachariah Steven; Järvik, Oliver28th European Symposium on Applied Thermodynamics ESAT 2015 : June 11-14, 2015, Athens, Greece : book of abstracts2015 / p. 140

book article
4

journal article

Application of differential scanning calorimetry to study solvent swelling of kukersite oil shale macromolecular organic matter : a comparison with the fine-grained sample volumetric swelling methodHruljova, Jelena; Järvik, Oliver; Oja, VahurEnergy & fuels2014 / p. 840-847 : ill

journal article
5

journal article

Application of DSC to study the promoting effect of a small amount of high donor number solvent on the solvent swelling of kerogen with non-covalent cross-links in non-polar solventsHruljova, Jelena; Oja, VahurFuel2015 / p. 230-235 : ill http://dx.doi.org/10.1016/j.fuel.2015.01.054

journal article
6

book article

Application of Knudsen effusion methods to study the vaporization of compounds from complex matricesOja, VahurProceedings of the 23rd European Symposium on Applied Thermodynamics : Cannes, France, 29 May - 1 June, 20082008 / p. 228

book article
7

book article

Application of thermal analysis to study vaporization parameters of narrow boiling range oil fractionsOja, Vahur5th Central and Eastern European Conference on Thermal Analysis and Calorimetry & 14th Mediterranean Conference on Calorimetry and Thermal Analysis , 27-30 August 2019, Roma, Italy: CEEC-TAC5 & Medicta2019 : book of abstracts2019 / p. 39 http://www.ceec-tac.org/download.php?f=../download/BoA%20CEEC-TAC5%20Medicta2019.pdf

book article
8

book article

Application of undefined mixture correlations and FTIR-PLS method to predict thermodynamic properties of hydroxyl group rich Kukersite oil shale derived "synthetic oils"Baird, Zachariah Steven; Järvik, Oliver; Oja, VahurX lberoamerican Conference on Phase Equilibria and Fluid Properties for Process Design : June 28-July 1, 2015, Alicante (Spain) : book of abstracts2015 / [2] p

book article
9

book article

Assessment of work environment hazards during shale oil handlingTraumann, Ada; Tint, Piia; Reinhold, Karin; Järvik, Oliver; Oja, VahurRiga Technical University 53rd International Scientific Conference dedicated to the 150th anniversary and the 1st Congress of World Engineers and Riga Polytechnical Institute/RTU Alumni : 11-12 October 2012, Riga, Latvija : [abstracts]2012 / p. 459 : ill

book article
10

journal article EST / journal article ENG

ASTM D86 distillation in the context of average boiling points as thermodynamic property of narrow boiling range oil fractionsRannaveski, Rivo; Listak, Madis; Oja, VahurOil shale2018 / p. 254-264 : ill https://doi.org/10.3176/oil.2018.3.05 https://artiklid.elnet.ee/record=b2865287*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

journal article EST / journal article ENG
11

book article

Biomassi pürolüüsitõrvade (õlide) lenduvusOja, Vahur; Hajaligol, Mohammad R.XXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 26th Estonian Chemistry Days : abstracts of scientific conference2000 / lk. 96

book article
12

journal article

A breaf overview of motor fuels from shale oil of kukersiteOja, VahurOil shale2006 / p. 160-163 https://www.researchgate.net/publication/237236318_A_breaf_overview_of_motor_fuels_from_shale_oil_of_Kukersite

journal article
13

journal article

Characterization of tars from Estonian kukersite oil shale based on their volatilityOja, VahurJournal of analytical and applied pyrolysis2005 / p. 55-60 : ill

journal article
14

journal article

Characterization of thermally pretreated kukersite oil shale using the solvent-swelling techniqueSavest, Natalja; Hruljova, Jelena; Oja, VahurEnergy & fuels2009 / 12, p. 5972-5977: ill

journal article
15

journal article EST / journal article ENG

Co-hydrothermal liquefaction of lignocellulosic biomass with kukersite oil shaleAkalin, Ece; Kim, Young-Min; Alper, Koray; Oja, VahurEnergy & fuels2019 / p. 7424-7435 : ill https://doi.org/10.1021/acs.energyfuels.9b01473 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

journal article EST / journal article ENG
16

journal article

Comparison of oil shales from different deposits : oil shale pyrolysis and co-pyrolysis with ashOja, Vahur; Elenurm, Alfred; Rohtla, Ilme; Tali, Enn; Tearo, Eduard; Yanchilin, AlexeyOil shale2007 / 2, p. 101-108 https://artiklid.elnet.ee/record=b2374389*est

journal article
17

journal article EST / journal article ENG

The composition of kukersite shale oilBaird, Zachariah Steven; Oja, Vahur; Järvik, OliverOil shale2023 / p. 25-43 : ill https://doi.org/10.3176/oil.2023.1.02 https://artiklid.elnet.ee/record=b2903562*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

journal article EST / journal article ENG
18

journal article EST / journal article ENG

Desulfurization, denitrogenation and deoxygenation of shale oilBaird, Zachariah Steven; Rang, Heino; Oja, VahurOil shale2021 / p. 137-154 : ill https://doi.org/10.3176/oil.2021.2.03 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

journal article EST / journal article ENG
19

book article

Determination of solubility parameters of kukersite oil shale kerogen and kukersite oil shale oils [Electronic resource]Oja, Vahur; Hruljova, Jelena20th International Congress of Chemical and Process Engineering CHISA 2012 : Praha, Czech Republic, 25-29 August 20122012 / [CD-ROM] https://www.etis.ee/Portal/Publications/Display/5cbe1c39-bc3a-4fda-bfce-2a8f98c2c2af

book article
20

journal article

Determination of vaporization properties and volatile hazardous components relevant to kukersite oil shale derived fuel oil handlingTraumann, Ada; Tint, Piia; Järvik, Oliver; Oja, VahurMaterials science = Medžiagotyra2014 / p. 351-356 : ill

journal article
21

book article

Determination of volatile components from shale fuel oil during handlingTraumann, Ada; Tint, Piia; Järvik, Oliver; Oja, VahurIntegration Challenges for Sustainability : 7th International Conference on Environmental Engineering and Management, 18-21 of September 2013, Vienna, Austria : conference abstracts book2013 / p. 33-34

book article
22

dissertation

Developing a novel method for using thermal analysis to determine average boiling points of narrow boiling range continuous mixtures = Uudse termilise analüüsi meetodi arendamine kitsaste keemispiiridega pidevate segude keskmiste keemispunktide leidmiseksRannaveski, Rivo2018 https://digi.lib.ttu.ee/i/?10985 https://www.ester.ee/record=b5161022*est

dissertation
23

book article

Devoatilization study of the Estonian oil shalesOja, Vahur16th International Symposium on Analytical and Applied Pyrolysis : Alicante Spain, 20042004

book article
24

journal article

Distribution of hydroxyl groups in kukersite shale oil : quantitative determination using Fourier transform infrared (FT-IR) spectroscopyBaird, Zachariah Steven; Oja, Vahur; Järvik, OliverApplied spectroscopy2015 / p. 555-562 http://dx.doi.org/10.1366/14-07705

journal article
25

book article

DSC-based study on kukersite kerogen swelling in binary solvent mixturesHruljova, Jelena; Oja, VahurTÜ ja TTÜ doktorikool "Funktsionaalsed materjalid ja tehnoloogiad" : 04.-05. märts 2014, Tartu2014 / [1] p

book article

Number of records 104, displaying 1 - 25

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1. Oja, Vahur 1967
2. Kotkas, Vahur 1971
3. Leinberg, Vahur 1992
4. Maask, Vahur 1993
5. Mägi, Vahur 1936
6. Valvere, Vahur 1957
7. Acik Oja, Ilona
8. Oja Açik, Ilona
9. Oja Acik, Ilona 1977
10. Oja, Alar 1959
11. Oja, Asta
12. Oja, Endel 1951
13. Oja, Frits 1887-1954
14. Oja, Holger 1942
15. Oja, Hurmi 1938
16. Oja, Johan
17. Oja, Juhan 1885-1965
18. Oja, Kaarin
19. Oja, Karolin 1988
20. Oja, Mari-Klara
21. Oja, Tõnis 1977
22. Oja-Hanschmidt, Asta 1919

1. Oja, Vahur
2. Afanasjev, Vahur, 1986-
3. Ausmees, Vahur
4. Kraft, Vahur
5. Lukin, Vahur
6. Mägi, Vahur, 1936-
7. Onton, Vahur
8. Schmidt, Vahur
9. Vahur, Mägi
10. Valvere, Vahur, 1957-
11. Oja Acik, Ilona
12. Oja, Ahto
13. Oja, Karolin, 1988-
14. Oja, Paul

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