专利信息
专利号:JP-4120709-B2
优先权日:1995-11-07
标 题:Synthesis of organic diurethanes and / or polyurethanes and their use for the production of diisocyanates and / or polyisocyanates
专利号:JP-H11514659-A
优先权日:1995-11-07
标题:Synthesis of organic diurethanes and / or polyurethanes and their use for the production of diisocyanates and / or polyisocyanates
专利号:KR-20030040374-A
优先权日:2000-07-24
标题 :Production of hydrocarbons from a synthesis gas