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1. 发明授权

US5827401A Screen system for a continuous digester 失效
标题翻译：连续蒸煮器的筛网系统
公开(公告)号：US5827401A
公开(公告)日：1998-10-27
申请号：US784808
申请日：1997-01-16
申请人： Ake Backlund , Kenneth Bellstrom , Finn Oulie , Johanna Svanberg , Soren Soderqvist
发明人： Ake Backlund , Kenneth Bellstrom , Finn Oulie , Johanna Svanberg , Soren Soderqvist
IPC分类号： D21C3/24 , D21C7/00 , D21C7/14
CPC分类号： D21C3/24 , D21C7/00 , D21C7/14
摘要： A screen system for a digester for continuous cooking under raised pressure and temperature of fiber material in a vertical vessel, where input of fiber material and cooking liquid takes place at the top of the digester, withdrawal of spent cooking liquor is carried out from at least one digester screening arrangement (1D) between the top and the bottom of the digester, and fiber material is fed out from the bottom (1C) of the digester, wherein at least one of said screening arrangements (1, 2) has at least one screen element (2A) of which the main configuration is circular and which is assembled by means of welding, and which is fitted into the digester shell by means of welding.
摘要翻译：用于在垂直容器中在纤维材料的升高的压力和温度下连续烹饪的蒸煮器的筛网系统，其中纤维材料和烹饪液体的输入在蒸煮器的顶部进行，至少从至少在蒸煮器的顶部和底部之间的一个蒸煮器筛选装置（1D），并且纤维材料从消化器的底部（1C）送出，其中至少一个所述筛选装置（1,2）具有至少一个屏幕元件（2A），其主要构造是圆形的，并且通过焊接组装，并且通过焊接装配到蒸煮器外壳中。

2. 发明授权

US5591303A Process for operating a digester 失效
标题翻译：操作蒸煮器的过程
公开(公告)号：US5591303A
公开(公告)日：1997-01-07
申请号：US408706
申请日：1995-03-22
申请人： Finn Oulie , Ake Backlund , Johanna Svanberg
发明人： Finn Oulie , Ake Backlund , Johanna Svanberg
IPC分类号： D21C3/24 , D21C7/00 , D21C7/14 , D21C3/26 , D21C7/12
CPC分类号： D21C3/24 , D21C7/00 , D21C7/14
摘要： In a pulp digester for continuous cooking under raised pressure and temperature of fiber material in a vertical digester (1), input of fiber material and cooking liquid takes place at the top of the digester, withdrawal of spent cooking liquor is carried out from at least one digester screening arrangement (1D) between the top and the bottom of the digester, and fiber material is fed out from the bottom (1C) of the digester, and at least one screening arrangement (2) in the lower half of the digester, wherein at least one of said screening arrangements (1, 2) has at least one screen element (2A) of which the main configuration is of angular shape, preferably rectangular, most preferred square, having a screen face (3A) of which the total area is less than 1 m.sup.2, and which is attached to the digester wall (1A) in a manner to form a sealed volume (V) from which liquid only can be supplied and withdrawn via said screen face (3A) and an inlet and outlet (15) respectively which outlet penetrates the digester wall (1A).
摘要翻译：在用于在垂直蒸煮器（1）中的纤维材料的升高的压力和温度下连续烹饪的纸浆蒸煮器中，纤维材料和烹饪液体的输入在蒸煮器的顶部进行，至少从至少在蒸煮器的顶部和底部之间的一个蒸煮器筛选装置（1D），并且从消化器的底部（1C）和蒸煮器的下半部分中的至少一个筛选装置（2）送出纤维材料，其中所述筛选装置（1,2）中的至少一个具有至少一个筛网元件（2A），其主要构型为角形，优选为矩形，最优选的方形，具有筛面（3A）面积小于1m2，并且以形成密封体积（V）的方式附接到蒸煮器壁（1A），液体仅可以经由所述筛面（3A）从其中供应和抽出，并且入口和出口（15），其出口穿透吃了蒸煮器壁（1A）。

3. 发明授权

US5567280A Digester for cooking pulp having staggered circular screens for isothermal cooking 失效
标题翻译：蒸煮器具有交错的圆形筛网进行等温烹饪
公开(公告)号：US5567280A
公开(公告)日：1996-10-22
申请号：US415203
申请日：1995-03-31
申请人： Ake Backlund , Kenneth Bellstrom , Finn Oulie , Johanna Svanberg , Soren Soderqvist
发明人： Ake Backlund , Kenneth Bellstrom , Finn Oulie , Johanna Svanberg , Soren Soderqvist
IPC分类号： D21C3/24 , D21C7/00 , D21C7/14
CPC分类号： D21C3/24 , D21C7/00 , D21C7/14
摘要： A screen system for a digester for continuous cooking under raised pressure and temperature of fibre material in a vertical vessel, where input of fibre material and cooking liquid takes place at the top of the digester, withdrawal of spent cooking liquor is carried out from at least one digester screening arrangement (1D) between the top and the bottom of the digester, and fibre material is fed out from the bottom (1C) of the digester, wherein at least one of said screening arrangements (1, 2) has at least one screen element (2A) of which the main configuration is circular and which is assembled by means of welding, and which is fitted into the digester shell by means of welding.
摘要翻译：用于在垂直容器中在纤维材料的升高的压力和温度下连续烹饪的蒸煮器的筛网系统，其中纤维材料和烹饪液体的输入在蒸煮器的顶部进行，至少从至少在蒸煮器的顶部和底部之间的一个蒸煮器筛选装置（1D），并且纤维材料从消化器的底部（1C）送出，其中至少一个所述筛选装置（1,2）具有至少一个屏幕元件（2A），其主要构造是圆形的，并且通过焊接组装，并且通过焊接装配到蒸煮器外壳中。

4. 发明授权

US5470437A Digester for cooking pulp having staggered screens 失效
标题翻译：煮熟纸浆的消化器具有交错的筛网
公开(公告)号：US5470437A
公开(公告)日：1995-11-28
申请号：US92420
申请日：1993-07-16
申请人： Finn Oulie , Ake Backlund , Johanna Svanberg
发明人： Finn Oulie , Ake Backlund , Johanna Svanberg
IPC分类号： D21C3/24 , D21C7/00 , D21C7/14 , D21C7/12
CPC分类号： D21C3/24 , D21C7/00 , D21C7/14
摘要： In a pulp digester for continuous cooking under raised pressure and temperature of fiber material in a vertical digester (1), input of fiber material and cooking liquid takes place at the top of the digester, withdrawal of spent cooking liquor is carried out from at least one digester screening arrangement (1D) between the top and the bottom of the digester, and fiber material is fed out from the bottom (1C) of the digester, and at least one screening arrangement (2) in the lower half of the digester, wherein at least one of said screening arrangements (1, 2) has at least one screen element (2A) of which the main configuration is of angular shape, preferably rectangular, most preferred square, having a screen face (3A) of which the total area is less than 1 m.sup.2, and which is attached to the digester wall (1A) in a manner to form a sealed volume (V) from which liquid only can be supplied and withdrawn via said screen face (3A) and an inlet and outlet (15) respectively which outlet penetrates the digester wall (1A).
摘要翻译：在用于在垂直蒸煮器（1）中的纤维材料的升高的压力和温度下连续烹饪的纸浆蒸煮器中，纤维材料和烹饪液体的输入在蒸煮器的顶部进行，至少从至少在蒸煮器的顶部和底部之间的一个蒸煮器筛选装置（1D），并且从消化器的底部（1C）和蒸煮器的下半部分中的至少一个筛选装置（2）送出纤维材料，其中所述筛选装置（1,2）中的至少一个具有至少一个筛网元件（2A），其主要构型为角形，优选为矩形，最优选的方形，具有筛面（3A）面积小于1m2，并且以形成密封体积（V）的方式附接到蒸煮器壁（1A），液体仅可以经由所述筛面（3A）从其中供应和抽出，并且入口和出口（15），其出口穿透吃了蒸煮器壁（1A）。

5. 发明授权

US6113742A Digester having screening arrangement for isothermal cooking of fibrous material 失效
标题翻译：消化器具有用于纤维材料的等温烹饪的筛选装置
公开(公告)号：US6113742A
公开(公告)日：2000-09-05
申请号：US897312
申请日：1997-07-21
申请人： Ake Backlund , Johanna Svanberg
发明人： Ake Backlund , Johanna Svanberg
IPC分类号： D21C3/24 , D21C7/14
CPC分类号： D21C3/24 , D21C7/14
摘要： The present invention relates to a digester for continuous cooking under raised pressure and temperature of fibre material in a vertical digester (1), where input of fibre material and cooking liquid takes place at the top of the digester, withdrawal of spent cooking liquor is carried out from at least one digester screening arrangement (1D) between the top and the bottom of the digester, and fibre material is fed out from the bottom (1C) of the digester, wherein the digester (1) is fitted with an additional digester screening arrangement (2) above the lowest screening arrangement (1B) of the digester so that the temperature in all the participatory cooking zones in the digester can be kept at essentially the same temperature level.
摘要翻译：本发明涉及一种用于在垂直蒸煮器（1）中在纤维材料的升高的压力和温度下连续烹饪的蒸煮器，其中纤维材料和烹饪液体的输入在蒸煮器的顶部进行，抽出废蒸煮液从消化器的顶部和底部之间的至少一个消化器筛选装置（1D）出来，并且从消化器的底部（1C）送出纤维材料，其中消化器（1）装配有额外的消化器筛选在蒸煮器的最低筛选装置（1B）之上的排列（2），使得蒸煮器中所有参与烹饪区域的温度可以保持在基本相同的温度水平。

6. 发明授权

US5766413A Process for isothermal cooking pulp in a continuous digester 失效
标题翻译：在连续蒸煮器中等温烹饪纸浆的方法
公开(公告)号：US5766413A
公开(公告)日：1998-06-16
申请号：US689690
申请日：1996-08-13
申请人： Ake Backlund , Johanna Svanberg
发明人： Ake Backlund , Johanna Svanberg
IPC分类号： D21C3/24 , D21C7/14 , D21C7/12
CPC分类号： D21C3/24 , D21C7/14
摘要： The present invention relates to a digester for continuous cooking under raised pressure and temperature of fibre material in a vertical digester (1), where input of fibre material and cooking liquid takes place at the top of the digester, withdrawal of spent cooking liquor is carried out from at least one digester screening arrangement (1D) between the top and the bottom of the digester, and fibre material is fed out from the bottom (1C) of the digester, wherein the digester (1) is fitted with an additional digester screening arrangement (2) located at less than about 1.5 meters above the lowest screening arrangement (1B) of the digester so that the temperature in all the participatory cooking zones in the digester can be kept at essentially the same temperature level.
摘要翻译：本发明涉及一种用于在垂直蒸煮器（1）中在纤维材料的升高的压力和温度下连续烹饪的蒸煮器，其中纤维材料和烹饪液体的输入在蒸煮器的顶部进行，抽出废蒸煮液从消化器的顶部和底部之间的至少一个消化器筛选装置（1D）出来，并且从消化器的底部（1C）送出纤维材料，其中消化器（1）装配有额外的消化器筛选布置（2）位于蒸煮器最低筛选装置（1B）以下约1.5米处，使得蒸煮器中所有参与烹饪区域的温度可以保持在基本相同的温度水平。

7. 发明授权

US5919337A Method of continuously isothermally cooking of pulp 失效
标题翻译：连续等温蒸煮纸浆的方法
公开(公告)号：US5919337A
公开(公告)日：1999-07-06
申请号：US436341
申请日：1995-05-18
申请人： Sven-Erik Olsson , Stig Andtbacka , Finn Jacobsen , .ANG.ke Backlund , Johanna Svanberg
发明人： Sven-Erik Olsson , Stig Andtbacka , Finn Jacobsen , .ANG.ke Backlund , Johanna Svanberg
IPC分类号： D21C3/24 , D21C7/00 , D21C7/12 , D21C7/14 , D21C9/02 , D21C9/04
CPC分类号： D21C9/04 , D21C3/24 , D21C7/00 , D21C7/14
摘要： The present invention relates to a digester for continuous cooking, under elevated pressure and temperature, of fibre material in a vertical digester (1), where fibre material and cooking liquid are fed into the top of the digester, used cooking liquor is drawn off from at least one digester screen arrangement (1D) between the top and the bottom of the digester, and fibre material is fed out from the bottom of the digester, it being possible to maintain the temperature in the cooking zone immediately above the digester screen arrangement (1B) at essentially the same temperature level as the remaining cooking zone or cooking zones of the digester.
摘要翻译： PCT No.PCT / SE93 / 00978 Sec。 371日期：1995年7月27日 102（e）日期1995年7月27日PCT 1993年11月16日PCT公布。公开号WO94 / 11567 日期：1994年5月26日本发明涉及一种在垂直蒸煮器（1）中在高温和高温下连续烹饪的纤维材料的蒸煮器，其中纤维材料和烹饪液体被送入蒸煮器的顶部，使用的蒸煮液从消化器的顶部和底部之间的至少一个蒸煮器屏幕布置（1D）抽出，并且纤维材料从蒸煮器的底部送出，可以将烹饪区域中的温度保持在紧邻上游蒸煮器筛网布置（1B）与蒸煮器的剩余烹饪区域或蒸煮区基本相同的温度水平。

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