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JPS5253761Y2 |
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JPS52110277A |
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JPS5236001Y2 |
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JPS5234402Y2 |
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JPS5231761Y2 |
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JPS5270101A |
Homogeneous pulp is produced from wood chips in a continuous digester producing the pulp with a high concentration of from 10 to 20%. Knots, slivers and other foreign solid matter are removed from the pulp discharged from the digester by...
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JPS5212281B2 |
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JPS5212201U |
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JPS522942Y2 |
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JPS51149903A |
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JPS51149902A |
An apparatus and method for impregnating fiber material with treatment liquid before treatment thereof in a high pressure vertical fiber material treatment vessel. Fiber material and treatment liquid under relatively low pressure flow in...
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JPS5153281Y2 |
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JPS5145681B1 |
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JPS5140161B1 |
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JPS5138801B2 |
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JPS5136803B2 |
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JPS5136802B2 |
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JPS5120602B1 |
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JPS5123682Y2 |
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JPS5119481B2 |
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JPS5119041B2 |
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JPS5116524B2 |
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JPS5113521Y1 |
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JPS5113522Y2 |
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JPS5140401A |
Decomposition of wood or other cellulosic raw material with an oxidising agent by carrying out the pulp production reaction in a row of reactors used in series, the material being at least partly cooled between the reactors, in order to ...
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JPS519401B1 |
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JPS519402B1 |
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JPS515521Y2 |
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JPS5117302A |
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JPS5115003A |
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JPS512961B1 |
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JPS51202B1 |
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JPS5035504B2 |
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JPS5034641B1 |
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JPS50138101A |
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JPS5030161B1 |
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JPS50118002A |
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JPS50117170A |
The solid matter is inserted via a lock whose shutters are alternately opened and closed. The volume of each batch of material loaded into the lock is less than that of the lock itself, to allow easy opening and closing of the shutters. ...
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JPS5022783B1 |
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JPS5077501U |
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JPS5018081B1 |
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JPS5021272Y1 |
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JPS5030001U |
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JPS49100301A |
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JPS4932721B1 |
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JPS498802B1 |
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JPS49502A |
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JPS4863001A |
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JPS4841001A |
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JPS4814002Y1 |
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