(Adds Hilton Worldwide; Updates Geely Automotive)
Aug 16 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Wednesday:
** Geely Automobile Holdings Ltd 0175.HK said on Wednesday it was not planning a bid for Fiat Chrysler Automobiles NV FCHA.MI , and while other potential Chinese suitors remain any tie-up could face significant U.S. regulatory obstacles. Hedge fund Elliott Management has raised its stake in BHP Billiton BHP.AX , BLT.L to 5 percent, bolstering its position to agitate for change at the top global miner, but signaled its support for the incoming chairman. Britain's Prudential PRU.L sold its broker-dealer network in the United States for $325 million to LPL Financial LPLA.O , the insurer said. Swiss chemicals maker Clariant AG CLN.S and U.S.-based Huntsman Corp HUN.N said U.S. regulators had asked for more information on their proposed merger, but they were confident of still closing the deal by the end of this year. Private equity house EMR Capital has purchased an 80 percent stake in a Zambian copper mine from African Rainbow Minerals ARIJ.J (ARM) and its partner for $97.10 million, ARM said. Investor William Ackman said his hedge fund had bought and sold a stake in Hilton Worldwide Holdings HLT.N , identifying the portfolio company that recently earned him a double digit return. Canadian miner Crystallex is seeking to seize shares in a subsidiary of Venezuelan state oil company PDVSA that owns U.S. refiner Citgo as part of a dispute over Venezuela's 2008 takeover of the Las Cristinas gold mine, according to court filings. Indonesia's Pertamina said that tax issues related to importing crude oil into the Southeast Asian country could scupper plans by the state oil firm to take stakes in two energy blocks controlled by Russia's Rosneft ROSN.MM . Ryanair RYA.I will continue to grow in Germany, even though it sees any plans by Lufthansa LHAG.DE to take over parts of insolvent rival Air Berlin AB1.DE as a conspiracy to halt the Irish carrier's expansion, its chief executive told Reuters.
** Malaysian state oil firm Petronas PETR.UL is looking to buy a stake in Indian Oil Corp's IOC.NS Ennore liquefied natural gas (LNG) import terminal, the Indian firm's chairman said. Saudi Aramco IPO-ARMO.SE has received bids from international engineering firms to expand the Hawiyah gas plant, industry sources said on Wednesday as the state oil giant continues spending to expand its core business. Tour operator Thomas Cook TCG.L and its German airline Condor are prepared to play an active role in a restructuring of insolvent carrier Air Berlin AB1.DE , Thomas Cook said on Wednesday.