BIRLACORPN Birla Corporation Ltd Investments/Divestments Announcement 2023 - API License Approval Birla Corporation Ltd has obtained approval from the American Petroleum Institute (API) to use its API Well Cement Class G monogram on its manufactured products, allowing it to participate in the tender process for the sale of API Well Cement Grade HSR to oil exploration entities..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Birla Corporation Ltd