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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Controlling crystalline grain of GH690 alloy shear cover of blast valve by placing homogeneous nickel-based GH690 alloy ingot in heat-treating furnace, heating, placing ingot in forging machine, forging, stretching and water cooling. 专利 申请日期: 2015-01-01, 公开日期: 2015-12-23 作者:  JI Z LEI M PAN X WANG G XIAO J ZHU 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/09 Method for predicting blast-furnace gas in metallurgical enterprise, involves reading gas flow rate of main gas user and gas cabinet position data for prediction from real-time database of metallurgical enterprise field. 专利 申请日期: 2011-01-01, 公开日期: 2011-08-10 作者:  WANG W LIU Y ZHANG X SHEN B FENG W 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/18 Packing for aerated biological filter tanks using waste materials, has granule as main raw material which includes mud, blast furnace slag, clay and shale of predetermined weight percentage. 专利 申请日期: 2008-01-01, 公开日期: 2008-07-30 作者:  QUAN X CHEN Q GUO Y ZHAO Y 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/27 A method to produce wearable and corrosion resistant dope based on blast furnace dust. 专利 申请日期: 2007-01-01, 公开日期: 2007-06-06 作者:  NING G PANG H ZHAO X LIN Y 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/27