FI961652L - Metanolin talteenotto - Google Patents

Metanolin talteenotto Download PDF

Info

Publication number: FI961652L
Authority: FI; Finland
Prior art keywords: methanol recovery; methanol; recovery
Prior art date: 1993-10-15

Application number

FI961652A

Other languages

English (en)

Swedish (sv)

Other versions

FI961652A7 (fi

FI961652A0 (fi

Inventor

Thomas Howard Murphy

Robert Glen Norris

Original Assignee

Mac Millan Bloedel Ltd

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.)

1993-10-15

Filing date

1994-09-27

Publication date

1996-06-11

1994-09-27 Application filed by Mac Millan Bloedel Ltd filed Critical Mac Millan Bloedel Ltd

1996-04-15 Publication of FI961652A0 publication Critical patent/FI961652A0/fi

1996-06-11 Publication of FI961652A7 publication Critical patent/FI961652A7/fi

1996-06-11 Publication of FI961652L publication Critical patent/FI961652L/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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

FI961652A 1993-10-15 1994-09-27 Metanolin talteenotto FI961652L (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US13618493A	1993-10-15	1993-10-15
PCT/CA1994/000534 WO1995010656A1 (en)	1993-10-15	1994-09-27	Methanol recovery

Publications (3)

Publication Number	Publication Date
FI961652A0 FI961652A0 (fi)	1996-04-15
FI961652A7 FI961652A7 (fi)	1996-06-11
FI961652L true FI961652L (fi)	1996-06-11

Family

ID=22471714

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI961652A FI961652L (fi)	1993-10-15	1994-09-27	Metanolin talteenotto

Country Status (9)

Country	Link
US (1)	US5507913A (fi)
EP (1)	EP0723611A1 (fi)
JP (1)	JPH09503560A (fi)
CN (1)	CN1136335A (fi)
AU (1)	AU7737194A (fi)
BR (1)	BR9407835A (fi)
CA (1)	CA2174087A1 (fi)
FI (1)	FI961652L (fi)
WO (1)	WO1995010656A1 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1997036040A1 (en) *	1996-03-25	1997-10-02	Alcell Technologies Inc.	Ozone-bleached organosolv pulps
US6923887B2 (en) *	2003-02-21	2005-08-02	Alberta Research Council Inc.	Method for hydrogen peroxide bleaching of pulp using an organic solvent in the bleaching medium

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1079008A (en) *	1975-10-24	1980-06-10	Cp Associates Limited	Solvent pulping process
US4041742A (en) *	1976-01-15	1977-08-16	Kelsey-Hayes Company	Apparatus and method for cold working metal powder
JPS6055638B2 (ja) *	1976-10-16	1985-12-05	工業技術院長	オゾンによるパルプ漂白法
CA2116544A1 (en) *	1992-01-29	1993-08-05	Jairo H. Lora	Pulping of fibrous plant materials and recovery of resultant by-products

1994
- 1994-09-27 WO PCT/CA1994/000534 patent/WO1995010656A1/en not_active Ceased
- 1994-09-27 EP EP94928237A patent/EP0723611A1/en not_active Withdrawn
- 1994-09-27 BR BR9407835A patent/BR9407835A/pt not_active Application Discontinuation
- 1994-09-27 JP JP7511118A patent/JPH09503560A/ja active Pending
- 1994-09-27 CN CN94194283A patent/CN1136335A/zh active Pending
- 1994-09-27 AU AU77371/94A patent/AU7737194A/en not_active Abandoned
- 1994-09-27 CA CA002174087A patent/CA2174087A1/en not_active Abandoned
- 1994-09-27 FI FI961652A patent/FI961652L/fi not_active Application Discontinuation
- 1994-12-05 US US08/352,762 patent/US5507913A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
WO1995010656A1 (en)	1995-04-20
FI961652A7 (fi)	1996-06-11
BR9407835A (pt)	1997-05-13
CA2174087A1 (en)	1995-04-20
EP0723611A1 (en)	1996-07-31
US5507913A (en)	1996-04-16
FI961652A0 (fi)	1996-04-15
JPH09503560A (ja)	1997-04-08
CN1136335A (zh)	1996-11-20
AU7737194A (en)	1995-05-04

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Legal Events

Date	Code	Title	Description
1999-03-31	FD	Application lapsed