Also...

* El Segundo-based Unocal Corp. said it bought a minority stake in closely held NetworkOil Inc., which runs an online exchange for oil field services and equipment, for an undisclosed price. More than 30 companies have invested in Houston-based NetworkOil.

* Restaurant operator Jerry’s Famous Deli Inc. reported net income for the year ended Dec. 31 of $910,000, or 19 cents per share, contrasted with a loss of $264,000, or 5 cents, for 1998. Revenue rose to $70.7 million from $66.6 million, and same-store sales rose 1.3%. Last week, Studio City-based Jerry’s was re-listed on Nasdaq Small-Cap Market with the ticker DELI after announcing a 1-for-3 reverse stock split. Jerry’s stock has lost 90% since hitting a high of $9.73 in August 1996. On Wednesday, shares fell 13 cents to close at $3.13.

* Club One, a San Francisco-based fitness club operator, has acquired Sporting Club at Aventine in La Jolla. Terms were not disclosed. Club One, which operates 50 Club One facilities in the Bay Area, recently acquired Frog’s Athletic Clubs and Fitness Advantage chains in Southern California.