The investment for the project will total more than $100 million, he said.
Foreign investment itself is increasing, and could total $6 billion this year.
If all are exercised, the group's investment in the company would total $91.5 million.
If the study pans out, investments could total $16 billion.
West German newspapers said the investment could total $600 million.
In 1988, direct foreign investment totaled more than $920 million.
American investments in foreign countries total over $3.3 trillion, which is almost twice that of any other country.
Others provided investments totaling $76 million in new environmental programs.
Last year, foreign investment in India totaled only about $100 million.
Public funding and private investment totalled around £280 million by the early 1990s.