Europe is set to import the highest monthly volumes of diesel and jet fuel in October as the EU moved to close a loophole in the sanctions against Russia and the U.S. sanctions on Russia’s top oil producers and refiners roiled the petroleum product markets. Between October 1 and 20, European Union ports welcomed cargoes carrying nearly 1.9 million barrels of diesel and jet fuel from India, Saudi Arabia, the United States, and other countries, according to Kpler data compiled by Bloomberg. If the import volumes hold…