Emirates is a heavyweight when it comes to East-West travel out of Dubai International Airport, the world's busiest for international travel. In March, the airline announced an order of up to 72 Boeing 787-9 Dreamliner jetliners and has further plans to expand. Other purchases Tuesday included:— Emirates announced $1.2 billion in deals with French firm Safran, including for seats. — Emirates announced plans for a $950 million maintenance facility at Al Maktoum International Airport, the city-state's second airfield. — Boeing and SCAT Airlines of Kazakhstan announced the airline would purchase seven Boeing 737 MAX aircraft.