Ravindra Phadke, Managing Director, Intensiv FilterHow big is the market for cement machinery in India?Due to cyclical nature of cement machinery business the market size varies during different phases of the cycle. I believe the prevailing size may vary from Rs 1200 to Rs 2400 crore annually. The market for air pollution control varies from Rs 100 crore to Rs 150 crore.What are the different kinds of services offered by you?Intensiv Filter is a German engineering group specializing in the business of Pulse Jet Bag filters. Our Indian operations take up the projects for supply of process and auxiliary bag filters for a wide range of process industries with special emphasis on cement sector.What are the latest technical developments in the industry?Over the years, the plant capacities have been increasing. The current cement plant size ranges from one to three million tons per year. As regards air pollution control there is a shift from ESP to pulse jet bag filters with emissions levels approaching 5-10mg/Nm3.What changes have been observed in the manufacture of bag filters?As regards bag filters there is an increasing trend to install longer filter bags to minimize to foot print area.How big is the export sector for the machinery products?There is an increasing acceptance of Indian suppliers in the export markets. Hence this segment has seen a huge growth over the last decade.What are the future prospects of your business?The increase in infrastructure projects in the country along with steady growth of the housing sector would ensure ample opportunities for the cement machinery suppliers for years to come.