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Kompaniya Karlton Treyding Ukraina

Predstavitelstvo Permneftemashremont V Ukraine

Kompaniya Weatherford Ukraina

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Ukrenergoresurs Kompaniya Td

Pervaya ukrainskaya gazovaya neftevaya kompaniya

Torgovaya kompaniya Ukr Energo Kholding

Pao Natsionalnaya aktsionernaya kompaniya Neftegaz Ukrainy

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