US oil and gas multinationals are facing fresh questions over their trade with Russia after customs records revealed that more than $7.1m (£5.7m) worth of equipment manufactured by Halliburton has been imported into the country since it announced the end of its Russian operations.

Last September Halliburton, one of the world’s largest providers of products and services for oil and gas exploration, sold its Russian office to local management amid pressure on all US companies to cease their trade after the invasion of Ukraine.

Russian customs records seen by the Guardian show that despite this move to sell up on 8 September, Halliburton subsidiaries exported equipment of a value of $5,729,600 to its former operation in Russia in the six weeks that followed the sale.

The equipment was largely shipped from the US and Singapore although the records show it originated in a range of countries, including the UK, Belgium and France.

The bulk of exports from the subsidiaries ended on 6 […]