ODESSA, Sept. 10 - Interpipe plans to invest about $760 million to update its plants in 2007 - 2009, up 5.5% from $720 million planned earlier, the company said at the Interpipe and Partners 2007 conference.

The company said it will increase production of products with high added value, including seamless oil and gas pipe, pipe for oil and gas transport, and mechanically processed wheels.