", , " . ()
| , | ||
|---|---|---|
|
15.11 17.11.2023 |
. . - 2023 | |
|
16.11 18.11.2022 |
. . - 2022 | |
|
20.10 22.10.2021 |
. . - 2021 14- | |
|
22.10 24.10.2019 |
. . - 2019 13- | Online - |
|
23.10 25.10.2018 |
. . - 2018 12- | |
|
25.10 27.10.2017 |
. . - 2017 11- | |
|
19.10 21.10.2016 |
. . - 2016 10- | |
|
15.10 17.10.2014 |
. . - 2014 8- | |
|
16.10 18.10.2013 |
. . - 2013 7- | |
|
17.10 19.10.2012 |
. . - 2012 6- | - |
|
19.10 21.10.2011 |
. . - 2011 5- | - |
|
20.10 22.10.2010 |
. . - 2010 4- | |
|
20.10 22.10.2009 |
Oil. Gas. Chemistry - 2009 3- | |
|
15.10 17.10.2008 |
Oil. Gas. Chemistry - 2008 2- | |
|
14.11 16.11.2007 |
Oil Gas Chemistry - 2007 |