Deals of the day- Mergers and acquisitions
(Adds Halliburton, African Minerals, Royal Bank of Canada)
Nov 21 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1430 GMT on Friday:
** Ophir Energy Plc offered to buy Salamander Energy Plc for about 267 million pounds ($419 million) in an all-stock deal to help the British oil and gas explorer expand in southeast Asia.
** Privately controlled Lukoil, Russia's second-largest oil company, said it planned to invest in Nigeria with U.S. oil major Chevron Corp, part of its push to seek opportunities away from Russia's state-dominated oil sector.
** Halliburton Co's $35 billion takeover of Baker Hughes Inc will create an oilfield services powerhouse in North Dakota with more than half the cementing market and a leading position in fracking, according to data seen by Reuters.
** African Minerals will seek to sell part of its stake in the Tonkolili iron ore mine in Sierra Leone in what analysts say is a last-ditch effort to stay afloat, after it failed to secure the release of funds held by its Chinese partner. Continued...