Follow
But they do not *target* regular Russian people. They primarily target people like Surkov and Girkin, Crimea and some industries like Almaz Antey.
I couldn't find anything in EU sanctions about oil industry though. You might mean the recent US sanctions on Nord Stream 2 but again, this is US not EU.
And TBH direct impact on people from Russia's own ban on food imports was immediately visible and much larger than any indirect restrictions on oil industry.