Feb 16 Warren Buffett's Berkshire Hathaway Inc on Tuesday disclosed a new investment in pipeline operator Kinder Morgan Inc, boosting its bet on the oil industry as prices hover near lows not seen in more than a decade. Berkshire owned about 26.53 million Kinder Morgan shares worth roughly $395.9 million at year end, according to a U.S. Securities and Exchange Commission filing detailing its stock investments.