FI863287A - Foergasning av svartlut. - Google Patents

Foergasning av svartlut. Download PDF

Info

Publication number: FI863287A
Authority: FI; Finland
Prior art keywords: svartlut; foergasning
Prior art date: 1985-09-23

Application number

FI863287A

Other languages

English (en)

Other versions

FI85516B (fi

FI863287A0 (fi

FI85516C (fi

Inventor

Arthur L Kohl

Original Assignee

Rockwell International 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.)

1985-09-23

Filing date

1986-08-13

Publication date

1987-03-24

1985-09-23 Priority claimed from US06/779,321 external-priority patent/US4682985A/en

1986-08-13 Application filed by Rockwell International Corp filed Critical Rockwell International Corp

1986-08-13 Publication of FI863287A0 publication Critical patent/FI863287A0/fi

1987-03-24 Publication of FI863287A publication Critical patent/FI863287A/fi

1992-01-15 Publication of FI85516B publication Critical patent/FI85516B/fi

1992-04-27 Application granted granted Critical

1992-04-27 Publication of FI85516C publication Critical patent/FI85516C/fi

Links

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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/12—Combustion of pulp liquors
- D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis

FI863287A 1985-09-23 1986-08-13 Foergasning av svartlut. FI85516C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US77932185		1985-09-23
US06/779,321 US4682985A (en)	1983-04-21	1985-09-23	Gasification of black liquor

Publications (4)

Publication Number	Publication Date
FI863287A0 FI863287A0 (fi)	1986-08-13
FI863287A true FI863287A (fi)	1987-03-24
FI85516B FI85516B (fi)	1992-01-15
FI85516C FI85516C (fi)	1992-04-27

Family

ID=25116027

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI863287A FI85516C (fi)	1985-09-23	1986-08-13	Foergasning av svartlut.

Country Status (5)

Country	Link
JP (1)	JPH0819632B2 (fi)
CA (1)	CA1274355A (fi)
FI (1)	FI85516C (fi)
NO (1)	NO173457C (fi)
SE (1)	SE466920B (fi)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1222604A (en) *	1983-04-18	1987-06-09	Arthur L. Kohl	Black liquor gasification process

1986
- 1986-06-27 CA CA000512643A patent/CA1274355A/en not_active Expired - Fee Related
- 1986-08-13 FI FI863287A patent/FI85516C/fi not_active IP Right Cessation
- 1986-09-19 SE SE8603958A patent/SE466920B/sv not_active IP Right Cessation
- 1986-09-22 NO NO863768A patent/NO173457C/no unknown
- 1986-09-22 JP JP61222234A patent/JPH0819632B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA1274355A (en)	1990-09-25
NO863768L (no)	1987-03-24
SE8603958D0 (sv)	1986-09-19
NO173457C (no)	1993-12-15
FI85516B (fi)	1992-01-15
SE8603958L (sv)	1987-03-24
JPH0819632B2 (ja)	1996-02-28
FI863287A0 (fi)	1986-08-13
NO173457B (no)	1993-09-06
SE466920B (sv)	1992-04-27
FI85516C (fi)	1992-04-27
NO863768D0 (no)	1986-09-22
JPS6269894A (ja)	1987-03-31

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Legal Events

Date	Code	Title	Description
1997-03-11	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: ROCKWELL INTERNATIONAL CORPORATION