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Burning pool one-coil-pit coupled heating system for use in building, has indoor ground layer for radiating heat in fuel tank cover plate, where plate is provided with tank disk tube, and loading disk tube arranged in heat transfer medium. 专利
申请日期: 2014-01-01, 公开日期: 2014-04-30
作者:  ZHANG B LIU M DU G FAN X HAO W YUAN
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/11
Method for preparing cyclohexyl benzene through highly-selective catalytic hydrogenation of biphenyl. 专利
申请日期: 2006-01-01, 公开日期: 2006-07-12
作者:  LU L RONG Z HU S XIN J YUAN Z DU W
收藏  |  浏览/下载:2/0  |  提交时间:2020/01/02
Kettle type catalytic hydrogenation of C5 and C9 petroleum resin for removing color and foreign flavour. 专利
申请日期: 2006-01-01, 公开日期: 2006-07-19
作者:  LU L RONG Z HU S YUAN Z DU W GUO F
收藏  |  浏览/下载:3/0  |  提交时间:2020/01/02


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