FI873026A7 - Kemisk hoegutbytesdefibrering. - Google Patents

Kemisk hoegutbytesdefibrering. Download PDF

Info

Publication number: FI873026A7
Authority: FI; Finland
Prior art keywords: hoegutbytesdefibrering; kemisk; kemisk hoegutbytesdefibrering
Prior art date: 1986-07-09

Application number

FI873026A

Other languages

English (en)

Other versions

FI873026A0 (fi

Inventor

Zenon C Prusas

Clarence L Oates

Original Assignee

Mead 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.)

1986-07-09

Filing date

1987-07-08

Publication date

1988-01-10

1987-07-08 Application filed by Mead Corp filed Critical Mead Corp

1987-07-08 Publication of FI873026A0 publication Critical patent/FI873026A0/fi

1988-01-10 Publication of FI873026A7 publication Critical patent/FI873026A7/fi

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/10—Physical methods for facilitating impregnation
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials

FI873026A 1986-07-09 1987-07-08 Kemisk hoegutbytesdefibrering. FI873026A7 (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US88389986A	1986-07-09	1986-07-09

Publications (2)

Publication Number	Publication Date
FI873026A0 FI873026A0 (fi)	1987-07-08
FI873026A7 true FI873026A7 (fi)	1988-01-10

Family

ID=25383562

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI873026A FI873026A7 (fi)	1986-07-09	1987-07-08	Kemisk hoegutbytesdefibrering.

Country Status (7)

Country	Link
JP (1)	JPS6385194A (fi)
KR (1)	KR880001885A (fi)
BR (1)	BR8703492A (fi)
CA (1)	CA1286455C (fi)
ES (1)	ES2006197A6 (fi)
FI (1)	FI873026A7 (fi)
SE (1)	SE8702808L (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2020059929A (ja) *	2018-10-04	2020-04-16	日本製紙株式会社	植物繊維束
FI130568B (fi) *	2020-07-06	2023-11-21	Amppc Finland Oy	Keittomenetelmä

1987
- 1987-06-15 CA CA000539674A patent/CA1286455C/en not_active Expired - Lifetime
- 1987-07-08 SE SE8702808A patent/SE8702808L/xx not_active Application Discontinuation
- 1987-07-08 FI FI873026A patent/FI873026A7/fi not_active IP Right Cessation
- 1987-07-08 BR BR8703492A patent/BR8703492A/pt unknown
- 1987-07-09 KR KR1019870007341A patent/KR880001885A/ko not_active Withdrawn
- 1987-07-09 JP JP62172015A patent/JPS6385194A/ja active Pending
- 1987-07-09 ES ES8702011A patent/ES2006197A6/es not_active Expired

Also Published As

Publication number	Publication date
FI873026A0 (fi)	1987-07-08
SE8702808L (sv)	1988-01-10
CA1286455C (en)	1991-07-23
BR8703492A (pt)	1988-03-22
SE8702808D0 (sv)	1987-07-08
KR880001885A (ko)	1988-04-27
JPS6385194A (ja)	1988-04-15
ES2006197A6 (es)	1989-04-16

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: THE MEAD CORPORATION