| 发明名称 |
METHOD FOR MANUFACTURING HIGH-OUTPUT FIBROUS SEMI-FINISHED PRODUCT |
| 摘要 |
FIELD: paper-and-pulp industry. ^ SUBSTANCE: foliferous wood chips are thermally treated by way of steaming to 100-120°C, after which sodium hydroxide solution in amount corresponding to 3.5-4.0% Na2O is added to thermally treated chips and simultaneously chips are introduced to zone operated at 150-160°C, wherein chips are held for 20 min and then passed to hot-grinding apparatus to be repeatedly ground and finally subjected to double-step sorting. Method can be applied in manufacture of paper and cardboard, especially corrugated cardboard. ^ EFFECT: increased output of desired product and improved quality of ready-to-be-processed pulp. ^ 1 tbl, 4 ex |
| 申请公布号 |
RU2281353(C1) |
申请公布日期 |
2006.08.10 |
| 申请号 |
RU20040137658 |
申请日期 |
2004.12.23 |
| 申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "TSENTRAL'NYJ NAUCHNO-ISSLEDOVATEL'SKIJ INSTITUT BUMAGI" (OAO "TSNIIB");ZAKRYTOE AKTSIONERNOE OBSHCHESTVO "KARTONTARA" (ZAO "KARTONTARA") |
发明人 |
POGODIN SERGEJ PETROVICH;OSMININ EVGENIJ NIKITOVICH;SAMOZHENKOV VLADIMIR MIKHAJLOVICH;GOROSHNIKOV VIKTOR VASIL'EVICH;ZUJKOV ALEKSANDR ALEKSANDROVICH;SOTNIKOV ALEKSANDR ANTONOVICH;MANVELOVA NATAL'JA EVGEN'EVNA;MIL'KOVA IRINA VIKTOROVNA |
| 分类号 |
D21B1/16;D21C1/00;D21C1/02;D21C1/06 |
主分类号 |
D21B1/16 |
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