Mumbai, June 3: The board of Bharti Tele-Ventures Ltd (BTVL) has approved a proposal to consolidate its cellular business operations under Bharti Cellular Ltd by merging other companies with the company. The board gave its nod for the proposal to merge four Bharti Mobile Ltd, Bharti Mobitel Ltd, Bharti Mobinet Ltd, Bharti Telnet (cellular division) and SC Cellular Holdings Ltd are to be merged with BTVL's subsidiary, the company informed the Bombay Stock Exchange today. Bureau Report