Moscow's Mayor Gavril Popov has, nonetheless, declared the ban unconstitutional.

CENTERFORSECURITYPOLICY: Center For Security Policy

Other metals magnates that are reportedly considering 2010 listings, and may be lured to Asia, include Alisher Usmanov and his company Metalloinvest, as well as coal miner Suek, controlled by Sergei Popov and Andrei Melnichenko.

FORBES: Is Hong Kong The New London For Russian IPOs?