An autumn credit crunch was expected to hit many independent U.S. oil producers, starving the industry of billions of dollars and further denting company budgets and drilling plans. But banks that adjust their loans to energy companies every six months based on the oil price and volumes of reserves were more lenient than many expected this time, leaving producers with more cash for drilling and allowing them to supply more oil to a market already flush with excess crude. The biannual process, known in the industry as redetermination, shaved only 4 percent off bank loans to oil and gas companies, according to a Reuters analysis of loan data, surprising experts who had expected deeper cuts because of a protracted oil price rout. It offers cash-starved energy firms a lifeline right when oil prices are back near six-year lows […]