| 发明名称 |
SELECTIVE TREATMENT OF PULP WITH OZONE |
| 摘要 |
<p>A method of improving the quality of virgin high yield pulp and pulp made of recycled paper. Pulp is fractionated to produce a first fraction rich in long fibers and a second fraction rich in short fibers. The first fraction only is subjected to ozone whereupon the first and second fractions are recombined to produce paper products.</p> |
| 申请公布号 |
CA2101188(A1) |
申请公布日期 |
1994.02.01 |
| 申请号 |
CA19932101188 |
申请日期 |
1993.07.23 |
| 申请人 |
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
发明人 |
KOGAN, JACK;MUGUET, MICHEL |
| 分类号 |
D21B1/32;D21C5/02;D21C9/153;D21D5/00;(IPC1-7):D21C5/02;D21C3/00 |
主分类号 |
D21B1/32 |
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