| No. | Certificate title | Issued by | Validity scope | Issue date | Validity up to | Preview |
| 1 |
Quality system certificate in accordance to ISO 9001:2008 |
TÜV NORD CERT GmbH |
Design,production, assembly and service of opencast mining machineries including long distance conveyor belt systems, production of welded steel structures, castings and flame cut. Machining of castings and engineering components. |
9.4.2010 |
25.3.2012 |
 |
| 2 |
EMS in accordance to ISO 14001:2004 |
TÜV NORD CERT GmbH |
Design,production, assembly and service of opencast mining machineries including long distance conveyor belt systems, production of welded steel structures, castings and flame cuts. Machining of castings and engineering components. |
12.4.2010 |
11.4.2013 |
 |
| 3 |
Certificate according to ČSN EN 3834-2:2006 |
TÜV NORD Czech, s.r.o. |
Certificate, which confirms of cability in accordance to requirements of ČSN EN 3834-2:2006 Quality requirements for welding - Part 2: Comprehensive quality requirements. |
10.5.2010 |
1.3.2013 |
 |
| 4 |
Main welding qualification certificate in accordance with ČSN 73 2601 - Z2:1994 |
TÜV NORD Czech, s.r.o. |
Confirms, UNEX a.s., is competent for production, assembly and repairing of steel constructions according to ČSN 73 2601 - Z2:1994, article 203, with validity expansion for article 205 a), b), d), e), f), i), and j). |
10.5.2010 |
9.3.2013 |
 |
| 5 |
Main welding qualification certificate in accordance with DIN 18 800 + DIN 15 018 |
TÜV NORD Systems |
Certificates UNEX Co. for static-stressed steel construction production and welding in accordance with DIN 18800, part 7, dynamic-stressed steel construction production and welding in accordance with DIN 15018, too. |
16.3.2010 |
15.3.2013 |
 |
| 6 |
Main welding qualification certificate in accordance with DIN 15085-2 |
TÜV NORD Systems |
Certificates UNEX a.s. for welding of railway vehicles and its parts accor.ding to CL1 level
|
12.4.2010 |
10.3.2013 |
 |
| 7 |
Approval of certificated UNEX Co. |
Czech's Register of Shipping and industry |
Atestation about certification of UNEX Co. for building, reconstruction and shipping body repairing of floating open mining machines by Czech's Register of shipping and industry |
10.9.1997 |
till withdrawal |
 |
| 8 |
OHSAS 18001:2007 |
TÜV NORD CERT GmbH
|
Design, production, assembly and service of opencast mining machineries, including long distance conveyor belt systems. Production of castings. Production of flame cut. Production of welded steel structures and cranes. Machining of engineering components and castings. Support activities: maintenance, technical services, revision and testing of determined pressure vessels. |
9.4.2010 |
4.5.2012 |
 |
| 9 |
Approval of manufacturer certificate |
DET NORSKE VERITAS |
Welding and construction of structures and machinery components according to DNV Rules for ships, , Pt. 2, Ch. 3, A300, July 2007. The pressure vessels Cl. I, II, and boilers are excluded. |
1.7.2009 |
30.6.2013 |
 |