PT83751B - Processo aperfeicoado para a deslignificacao e branqueamento de uma polpa de celulose, com uma extraccao alcalina na presenca de oxigenio e de hipoclorito - Google Patents

Processo aperfeicoado para a deslignificacao e branqueamento de uma polpa de celulose, com uma extraccao alcalina na presenca de oxigenio e de hipoclorito

Info

Publication number
PT83751B
PT83751B PT8375186A PT8375186A PT83751B PT 83751 B PT83751 B PT 83751B PT 8375186 A PT8375186 A PT 8375186A PT 8375186 A PT8375186 A PT 8375186A PT 83751 B PT83751 B PT 83751B
Authority
PT
Portugal
Prior art keywords
hypochlorite
lengthening
bleeding
pulp
cellulose
Prior art date
Application number
PT8375186A
Other languages
English (en)
Other versions
PT83751A (en
Inventor
David F Dwiggins
Original Assignee
Westvaco Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westvaco Corp filed Critical Westvaco Corp
Priority to PT8375186A priority Critical patent/PT83751B/pt
Publication of PT83751A publication Critical patent/PT83751A/pt
Publication of PT83751B publication Critical patent/PT83751B/pt

Links

PT8375186A 1986-11-17 1986-11-17 Processo aperfeicoado para a deslignificacao e branqueamento de uma polpa de celulose, com uma extraccao alcalina na presenca de oxigenio e de hipoclorito PT83751B (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PT8375186A PT83751B (pt) 1986-11-17 1986-11-17 Processo aperfeicoado para a deslignificacao e branqueamento de uma polpa de celulose, com uma extraccao alcalina na presenca de oxigenio e de hipoclorito

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT8375186A PT83751B (pt) 1986-11-17 1986-11-17 Processo aperfeicoado para a deslignificacao e branqueamento de uma polpa de celulose, com uma extraccao alcalina na presenca de oxigenio e de hipoclorito

Publications (2)

Publication Number Publication Date
PT83751A PT83751A (en) 1986-12-01
PT83751B true PT83751B (pt) 1988-08-17

Family

ID=20083945

Family Applications (1)

Application Number Title Priority Date Filing Date
PT8375186A PT83751B (pt) 1986-11-17 1986-11-17 Processo aperfeicoado para a deslignificacao e branqueamento de uma polpa de celulose, com uma extraccao alcalina na presenca de oxigenio e de hipoclorito

Country Status (1)

Country Link
PT (1) PT83751B (pt)

Also Published As

Publication number Publication date
PT83751A (en) 1986-12-01

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