Deals of the day- Mergers and acquisitions
(Adds IBM, Ormat Technologies, Fiat Chrysler, Advent International, Banca Carige, E.ON, Orbital Sciences)
Oct 29 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Wednesday:
** British gas giant BG Group Plc expects to finalize a roughly $4 billion sale of gas pipelines in Australia's Queensland state by Christmas, said a source close to the deal.
** E.ON is asking bidders to submit binding offers for its Spanish business by Nov. 3, in a sale likely to fetch as much as 2.2 billion euros ($2.8 billion) to help Germany's top utility cut debt, three people familiar with the matter said.
** International Business Machines Corp announced a partnership with Twitter to use data collected from tweets published around the world to help shape business decisions.