| 发明名称 |
Pre-bleaching and de-lignification of kraft paper paste - using oxygen@ with white liquid as alkali source |
| 摘要 |
<p>A eucalyptus kraft paste of medium consistency is treated with oxygen, using white liquor without oxidant as alkali source at an alkali dosage of 1.2-2.4% NaOH and sulphuration of 0-44%.</p> |
| 申请公布号 |
ES2049165(A1) |
申请公布日期 |
1994.04.01 |
| 申请号 |
ES19920000256 |
申请日期 |
1992.02.07 |
| 申请人 |
WHITES MARTINS GASES INDUSTRIALES S.A. |
发明人 |
COLEDETTE JORGE LUIZ;SANTOS DOS CAMPOS ANA SABINA;GOMIDE JOSE LIVIO |
| 分类号 |
D21C9/147;D21H11/04;(IPC1-7):D21H11/04 |
主分类号 |
D21C9/147 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
