Oil prices climbed for a fourth straight day on Thursday with United States crude, heating oil and jet fuel stocks growing tighter just as a wintry blast hits the US and travel is set to soar for its holiday season. Brent crude futures gained 44 cents, or 0.54 per cent, to $82.64 at 0422 GMT, extending gains of around 2.7pc from the previous session. US West Texas Intermediate (WTI) crude futur