(4-traders.com) SAN FRANCISCO (Reuters) - Units of former telecommunications equipment giant Nortel Networks said on Friday they need more time for talks to try to reach deal on divvying up $7.3 billion raised from liquidating the failed company.http://www.4-traders.com/news/Nortel-units-seek-more-time-for-talks-to-split-7-3-billion--23183675/