Jan 26 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1030 GMT on Thursday:
** U.S. healthcare giant Johnson & Johnson (NYSE:JNJ) JNJ.N will buy Swiss biotech company Actelion ATLN.S in a $30 billion all-cash deal that includes spinning off Actelion's research and development pipeline, the companies said. Drug wholesaler McKesson Corp (NYSE:MCK) MCK.N said it would buy privately held CoverMyMeds for about $1.1 billion to strengthen its technology offerings to pharmaceutical manufacturers, clinicians and health insurers. United Rentals Inc (NYSE:URI) URI.N , the world's largest equipment rental company, said on Wednesday it would buy NES Rentals Holdings II Inc for about $965 million in cash. Canadian energy infrastructure company AltaGas Ltd ALA.TO said it would buy U.S.-based WGL Holdings Inc WGL.N in a deal valued at C$8.4 billion ($6.42 billion), the latest company pushing deeper into natural gas distribution. Emerald Expositions LLC, the largest operator of business-to-business trade shows in the United States, is exploring a sale that could value the company at close to $2 billion, including debt, people familiar with the situation said on Wednesday. South Korea's SK Hynix Inc 000660.KS said it was closely monitoring rival Toshiba Corp's 6502.T efforts to sell a minority stake in its chip business. Russia has sold the right to develop Sukhoi Log, one of the world's largest untapped gold deposits, to a joint venture of miner Polyus PLZL.MM and state conglomerate Rostec, Russian Natural Resources Minister Sergei Donskoi said.