Certificates, Licenses, Letters of accreditation
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License on trademark; ISO 9001 (permit) |
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ISO 9001 (permit) |
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ISO 9001 (certificate) |
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Certificate of NAKS |
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Certificate of NAKS |
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OAO Gazprom. Certificate on supports and supporting units for process-, transition-, and field pipelines TU 1468 |
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Certificate on connecting details and blocks for steel process-, transition-, and field pipelines TU 1469-006 62931192-2012 |
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Certificate on hubs TU TU 1396-002-62931192-2010 |
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Certificate on supports TU 1468-004-62931192-2010 |
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Certificate on steel welded vessels, devices, cisterns and tanks TU 3615-007-62931192-2012 |
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Certificate of support, spring GOST, OST |
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Letter on including of MTR OAO “Vostsibneftegaz” in the list of potential suppliers |
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Letter on accreditation for joining tender contracts of ZAO “Vankorneft” |
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Letter of accreditation for joining tender contracts of OAO NK ROSNEFT 16.04.2013 |
| Letter of accreditation for joining tender contracts of OAO NK ROSNEFT 12.05.2014 | |
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Certificate for steel flanges flat |
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Certificate for protective housings for flange connections TU 1417-003-62931192-2010 |
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Patent №142697 to support the dielectric discharge |
