Title:
【発明の名称】パルプのバッチ式温浸方法
Document Type and Number:
Japanese Patent JP2876428
Kind Code:
B2
Abstract:
A method for improving pulp brightness utilizes a combination of a distributed total white liquor charge during the warm fill, hot fill and cooking stages of a batch cooking process and low cooking temperatures during the cooking stage. The high total white liquor charge ranges between 15 % AA &tilde& 35 % AA, while the cooking temperatures range between 150 &tilde& 168 DEG C._________________________
Inventors:
SHIN NAMU HEE
Application Number:
JP52306295A
Publication Date:
March 31, 1999
Filing Date:
March 02, 1995
Export Citation:
Assignee:
BEROITO TEKUNOROJIIZU INC
International Classes:
D21C1/06; D21C3/22; D21C3/02; D21C3/26; D21C9/10; D21C11/00; (IPC1-7): D21C3/02; D21C11/00
Domestic Patent References:
| JP6059189A | ||||
| JP57176282A | ||||
| JP5117302A |
Attorney, Agent or Firm:
Akasaka Saka (1 person outside)