SE514687C2 - Metod för eliminering av skadliga substanser i en processvätska - Google Patents

Metod för eliminering av skadliga substanser i en processvätska

Info

Publication number: SE514687C2
Authority: SE; Sweden
Prior art keywords: process liquid; suspended; carbon dioxide; paper; harmful substances
Prior art date: 1999-07-09

Application number

SE9902636A

Other languages

English (en)

Swedish (sv)

Other versions

SE9902636D0 (sv

SE9902636L (sv

Inventor

Anette Karlsson

Liviu Haias

Original Assignee

Sca Graphic Res Ab

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.)

1999-07-09

Filing date

1999-07-09

Publication date

2001-04-02

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20416444&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE514687(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1999-07-09 Application filed by Sca Graphic Res Ab filed Critical Sca Graphic Res Ab

1999-07-09 Priority to SE9902636A priority Critical patent/SE514687C2/sv

1999-07-09 Publication of SE9902636D0 publication Critical patent/SE9902636D0/xx

2000-07-05 Priority to AU60426/00A priority patent/AU6042600A/en

2000-07-05 Priority to EP00946710A priority patent/EP1246965B1/de

2000-07-05 Priority to JP2001509806A priority patent/JP2003504534A/ja

2000-07-05 Priority to AT00946710T priority patent/ATE277228T1/de

2000-07-05 Priority to DE60014169T priority patent/DE60014169T2/de

2000-07-05 Priority to PCT/SE2000/001427 priority patent/WO2001004415A1/en

2000-07-05 Priority to CA002377695A priority patent/CA2377695A1/en

2001-01-10 Publication of SE9902636L publication Critical patent/SE9902636L/

2001-04-02 Publication of SE514687C2 publication Critical patent/SE514687C2/sv

2002-01-07 Priority to NO20020061A priority patent/NO20020061L/no

2002-01-09 Priority to US10/040,366 priority patent/US20020134519A1/en

Links

238000000034 method Methods 0.000 title claims abstract description 121
230000008569 process Effects 0.000 title claims abstract description 85
239000000126 substance Substances 0.000 title claims abstract description 43
230000008030 elimination Effects 0.000 title description 2
238000003379 elimination reaction Methods 0.000 title description 2
239000012530 fluid Substances 0.000 title 1
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 123
229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 62
239000001569 carbon dioxide Substances 0.000 claims abstract description 61
239000007788 liquid Substances 0.000 claims abstract description 57
239000000463 material Substances 0.000 claims abstract description 50
229910021645 metal ion Inorganic materials 0.000 claims abstract description 21
229910000000 metal hydroxide Inorganic materials 0.000 claims abstract description 10
150000004692 metal hydroxides Chemical class 0.000 claims abstract description 10
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims abstract description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims abstract description 5
230000000694 effects Effects 0.000 claims abstract description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 30
238000004061 bleaching Methods 0.000 claims description 21
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 20
239000011368 organic material Substances 0.000 claims description 19
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 15
239000002184 metal Substances 0.000 claims description 15
229910052751 metal Inorganic materials 0.000 claims description 15
238000003860 storage Methods 0.000 claims description 15
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
239000010802 sludge Substances 0.000 claims description 11
NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 10
230000014759 maintenance of location Effects 0.000 claims description 10
238000004519 manufacturing process Methods 0.000 claims description 10
150000002739 metals Chemical class 0.000 claims description 10
229910052698 phosphorus Inorganic materials 0.000 claims description 10
239000005995 Aluminium silicate Substances 0.000 claims description 9
235000012211 aluminium silicate Nutrition 0.000 claims description 9
229910000019 calcium carbonate Inorganic materials 0.000 claims description 9
239000002023 wood Substances 0.000 claims description 9
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 8
239000011575 calcium Substances 0.000 claims description 8
239000002351 wastewater Substances 0.000 claims description 8
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 7
238000012432 intermediate storage Methods 0.000 claims description 7
239000011574 phosphorus Substances 0.000 claims description 7
239000002245 particle Substances 0.000 claims description 5
238000011144 upstream manufacturing Methods 0.000 claims description 5
229910052791 calcium Inorganic materials 0.000 claims description 4
NKWPZUCBCARRDP-UHFFFAOYSA-L calcium bicarbonate Chemical compound [Ca+2].OC([O-])=O.OC([O-])=O NKWPZUCBCARRDP-UHFFFAOYSA-L 0.000 claims description 4
229910000020 calcium bicarbonate Inorganic materials 0.000 claims description 4
239000008199 coating composition Substances 0.000 claims description 4
229920000642 polymer Polymers 0.000 claims description 4
235000017557 sodium bicarbonate Nutrition 0.000 claims description 4
229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 4
DTBDAFLSBDGPEA-UHFFFAOYSA-N 3-Methylquinoline Natural products C1=CC=CC2=CC(C)=CN=C21 DTBDAFLSBDGPEA-UHFFFAOYSA-N 0.000 claims description 3
239000013505 freshwater Substances 0.000 claims description 3
239000011347 resin Substances 0.000 claims description 3
229920005989 resin Polymers 0.000 claims description 3
229910052710 silicon Inorganic materials 0.000 claims description 3
229920003043 Cellulose fiber Polymers 0.000 claims description 2
238000000354 decomposition reaction Methods 0.000 claims description 2
229910052742 iron Inorganic materials 0.000 claims description 2
229920000126 latex Polymers 0.000 claims description 2
239000004816 latex Substances 0.000 claims description 2
229910052749 magnesium Inorganic materials 0.000 claims description 2
229910052748 manganese Inorganic materials 0.000 claims description 2
239000010893 paper waste Substances 0.000 claims description 2
229910052700 potassium Inorganic materials 0.000 claims description 2
238000004537 pulping Methods 0.000 claims description 2
238000011084 recovery Methods 0.000 claims description 2
229920001131 Pulp (paper) Polymers 0.000 claims 1
229910052782 aluminium Inorganic materials 0.000 claims 1
229910052802 copper Inorganic materials 0.000 claims 1
230000002485 urinary effect Effects 0.000 claims 1
229910052725 zinc Inorganic materials 0.000 claims 1
230000001627 detrimental effect Effects 0.000 abstract 3
239000000725 suspension Substances 0.000 description 16
239000000523 sample Substances 0.000 description 11
239000000945 filler Substances 0.000 description 7
239000011734 sodium Substances 0.000 description 6
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 5
238000004383 yellowing Methods 0.000 description 5
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
239000008346 aqueous phase Substances 0.000 description 4
230000008901 benefit Effects 0.000 description 4
230000003139 buffering effect Effects 0.000 description 4
239000011248 coating agent Substances 0.000 description 4
238000005520 cutting process Methods 0.000 description 4
230000007423 decrease Effects 0.000 description 4
150000002978 peroxides Chemical class 0.000 description 4
230000009467 reduction Effects 0.000 description 4
239000000344 soap Substances 0.000 description 4
229910052708 sodium Inorganic materials 0.000 description 4
238000005406 washing Methods 0.000 description 4
239000012736 aqueous medium Substances 0.000 description 3
238000001311 chemical methods and process Methods 0.000 description 3
238000000576 coating method Methods 0.000 description 3
229910052602 gypsum Inorganic materials 0.000 description 3
239000010440 gypsum Substances 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
239000007791 liquid phase Substances 0.000 description 3
239000000049 pigment Substances 0.000 description 3
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
239000007844 bleaching agent Substances 0.000 description 2
239000001175 calcium sulphate Substances 0.000 description 2
235000011132 calcium sulphate Nutrition 0.000 description 2
239000001913 cellulose Substances 0.000 description 2
229920002678 cellulose Polymers 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
239000000356 contaminant Substances 0.000 description 2
238000000151 deposition Methods 0.000 description 2
238000002845 discoloration Methods 0.000 description 2
230000007613 environmental effect Effects 0.000 description 2
239000000835 fiber Substances 0.000 description 2
229910010272 inorganic material Inorganic materials 0.000 description 2
239000011147 inorganic material Substances 0.000 description 2
239000000203 mixture Substances 0.000 description 2
230000001473 noxious effect Effects 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
238000004513 sizing Methods 0.000 description 2
239000002002 slurry Substances 0.000 description 2
239000002699 waste material Substances 0.000 description 2
102100031260 Acyl-coenzyme A thioesterase THEM4 Human genes 0.000 description 1
BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
101000638510 Homo sapiens Acyl-coenzyme A thioesterase THEM4 Proteins 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
241000219422 Urtica Species 0.000 description 1
235000009108 Urtica dioica Nutrition 0.000 description 1
TXKUEILVFFGAIG-UHFFFAOYSA-K [OH-].[OH-].[OH-].[Na+].[Na+].[Na+] Chemical compound [OH-].[OH-].[OH-].[Na+].[Na+].[Na+] TXKUEILVFFGAIG-UHFFFAOYSA-K 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
239000000654 additive Substances 0.000 description 1
238000005054 agglomeration Methods 0.000 description 1
230000002776 aggregation Effects 0.000 description 1
150000008044 alkali metal hydroxides Chemical class 0.000 description 1
-1 alkyl ketene dimer Chemical compound 0.000 description 1
229940037003 alum Drugs 0.000 description 1
DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
239000007900 aqueous suspension Substances 0.000 description 1
239000002585 base Substances 0.000 description 1
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
239000000920 calcium hydroxide Substances 0.000 description 1
229910001861 calcium hydroxide Inorganic materials 0.000 description 1
229910001424 calcium ion Inorganic materials 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
230000015271 coagulation Effects 0.000 description 1
238000005345 coagulation Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
239000008139 complexing agent Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000004042 decolorization Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000008021 deposition Effects 0.000 description 1
239000003599 detergent Substances 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
239000003344 environmental pollutant Substances 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
239000012467 final product Substances 0.000 description 1
238000005187 foaming Methods 0.000 description 1
238000000227 grinding Methods 0.000 description 1
229910001385 heavy metal Inorganic materials 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
229910001410 inorganic ion Inorganic materials 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
239000006101 laboratory sample Substances 0.000 description 1
238000002386 leaching Methods 0.000 description 1
VXYRWKSIAWIQMG-UHFFFAOYSA-K manganese(2+) N-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate triphenylstannyl acetate Chemical compound [Mn++].[S-]C(=S)NCCNC([S-])=S.CC(=O)O[Sn](c1ccccc1)(c1ccccc1)c1ccccc1 VXYRWKSIAWIQMG-UHFFFAOYSA-K 0.000 description 1
238000005259 measurement Methods 0.000 description 1
230000004060 metabolic process Effects 0.000 description 1
244000005700 microbiome Species 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
150000002894 organic compounds Chemical class 0.000 description 1
239000005416 organic matter Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
230000020477 pH reduction Effects 0.000 description 1
238000012856 packing Methods 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
231100000719 pollutant Toxicity 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
229940088417 precipitated calcium carbonate Drugs 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
239000000047 product Substances 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
238000004064 recycling Methods 0.000 description 1
239000013074 reference sample Substances 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
239000011122 softwood Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000003892 spreading Methods 0.000 description 1
230000007480 spreading Effects 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
229910021653 sulphate ion Inorganic materials 0.000 description 1
238000010998 test method Methods 0.000 description 1
230000000930 thermomechanical effect Effects 0.000 description 1
229920001187 thermosetting polymer Polymers 0.000 description 1
238000004065 wastewater treatment Methods 0.000 description 1

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
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/65—Acid compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
General Chemical & Material Sciences (AREA)
Wood Science & Technology (AREA)
Hydrology & Water Resources (AREA)
Chemical Kinetics & Catalysis (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Paper (AREA)
Removal Of Specific Substances (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

SE9902636A 1999-07-09 1999-07-09 Metod för eliminering av skadliga substanser i en processvätska SE514687C2 (sv)

Priority Applications (10)

Application Number	Priority Date	Filing Date	Title
SE9902636A SE514687C2 (sv)	1999-07-09	1999-07-09	Metod för eliminering av skadliga substanser i en processvätska
CA002377695A CA2377695A1 (en)	1999-07-09	2000-07-05	Method for eliminating detrimental substances in a process liquid
PCT/SE2000/001427 WO2001004415A1 (en)	1999-07-09	2000-07-05	Method for eliminating detrimental substances in a process liquid
JP2001509806A JP2003504534A (ja)	1999-07-09	2000-07-05	プロセス液における有害物質を除去するための方法
EP00946710A EP1246965B1 (de)	1999-07-09	2000-07-05	Verfahren zur entfernung von schädlichen bestandteilen aus einer behandlungsflüssigkeit
AU60426/00A AU6042600A (en)	1999-07-09	2000-07-05	Method for eliminating detrimental substances in a process liquid
AT00946710T ATE277228T1 (de)	1999-07-09	2000-07-05	Verfahren zur entfernung von schädlichen bestandteilen aus einer behandlungsflüssigkeit
DE60014169T DE60014169T2 (de)	1999-07-09	2000-07-05	Verfahren zur entfernung von schädlichen bestandteilen aus einer behandlungsflüssigkeit
NO20020061A NO20020061L (no)	1999-07-09	2002-01-07	Fremgangsmåte for å eliminere skadelige substanser i en prosessv¶ske
US10/040,366 US20020134519A1 (en)	1999-07-09	2002-01-09	Method for eliminating detrimental substances in a process liquid

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9902636A SE514687C2 (sv)	1999-07-09	1999-07-09	Metod för eliminering av skadliga substanser i en processvätska

Publications (3)

Publication Number	Publication Date
SE9902636D0 SE9902636D0 (sv)	1999-07-09
SE9902636L SE9902636L (sv)	2001-01-10
SE514687C2 true SE514687C2 (sv)	2001-04-02

Family

ID=20416444

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9902636A SE514687C2 (sv)	1999-07-09	1999-07-09	Metod för eliminering av skadliga substanser i en processvätska

Country Status (10)

Country	Link
US (1)	US20020134519A1 (de)
EP (1)	EP1246965B1 (de)
JP (1)	JP2003504534A (de)
AT (1)	ATE277228T1 (de)
AU (1)	AU6042600A (de)
CA (1)	CA2377695A1 (de)
DE (1)	DE60014169T2 (de)
NO (1)	NO20020061L (de)
SE (1)	SE514687C2 (de)
WO (1)	WO2001004415A1 (de)

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Publication number	Priority date	Publication date	Assignee	Title
DE10113998A1 (de) *	2001-03-22	2002-09-26	Voith Paper Patent Gmbh	Verfahren zum Beladen von in einer Faserstoffsuspension enthaltenen Fasern mit einem Hilfsstoff
US7056419B2 (en)	2002-09-30	2006-06-06	American Air Liquide, Inc.	Methods for modifying electrical properties of papermaking compositions using carbon dioxide
FI117059B (fi) *	2004-09-21	2006-05-31	Metso Paper Inc	Menetelmä ja sovitelma epäpuhtauksien erottelemiseksi päällystysaseman konekierrosta
EP1816259A1 (de) *	2006-02-07	2007-08-08	L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude	Verwendung von Kohlendioxid zur Optimierung des pH-Werts im nassen Teil der Papiermachine
DE102007036376A1 (de) *	2007-07-31	2009-02-05	Voith Patent Gmbh	Gebleichter Faserstoff
JP2015515626A (ja)	2012-03-26	2015-05-28	クリオンインコーポレイテッド	液体廃物から放射性同位体を分離するためのシステムにおける、同位体特有の媒体樹脂の選択的再生
DE102012024888A1 (de) *	2012-12-19	2014-06-26	Institut za okoljevarstvo in senzorje, d.o.o.	Verfahren und Vorrichtung zum Entwässern von Abfallschlamm

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Publication number	Priority date	Publication date	Assignee	Title
US4189381A (en) *	1978-09-07	1980-02-19	Amax Inc.	Waste water treatment
DE3144314A1 (de) *	1981-11-07	1983-05-19	Bayer Ag, 5090 Leverkusen	Verfahren zur verbesserung der entwaesserungseigenschaften von klaerschlamm
KR890002277B1 (ko) *	1984-07-13	1989-06-27	가부시기가이샤 히다찌세이사꾸쇼	중금속 키일레이트 화합물을 포함하는 폐액의 처리 방법
US5139613A (en) *	1988-01-21	1992-08-18	Canadian Liquid Air Limited	Process for preparing a paper pulp using carbon dioxide as an acidifying agent for a bleached pulp
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1999
- 1999-07-09 SE SE9902636A patent/SE514687C2/sv unknown
2000
- 2000-07-05 JP JP2001509806A patent/JP2003504534A/ja active Pending
- 2000-07-05 AU AU60426/00A patent/AU6042600A/en not_active Abandoned
- 2000-07-05 AT AT00946710T patent/ATE277228T1/de not_active IP Right Cessation
- 2000-07-05 CA CA002377695A patent/CA2377695A1/en not_active Abandoned
- 2000-07-05 WO PCT/SE2000/001427 patent/WO2001004415A1/en not_active Ceased
- 2000-07-05 DE DE60014169T patent/DE60014169T2/de not_active Expired - Fee Related
- 2000-07-05 EP EP00946710A patent/EP1246965B1/de not_active Expired - Lifetime
2002
- 2002-01-07 NO NO20020061A patent/NO20020061L/no not_active Application Discontinuation
- 2002-01-09 US US10/040,366 patent/US20020134519A1/en not_active Abandoned

Also Published As

Publication number	Publication date
SE9902636D0 (sv)	1999-07-09
WO2001004415A1 (en)	2001-01-18
SE9902636L (sv)	2001-01-10
JP2003504534A (ja)	2003-02-04
CA2377695A1 (en)	2001-01-18
DE60014169D1 (de)	2004-10-28
AU6042600A (en)	2001-01-30
DE60014169T2 (de)	2005-11-17
EP1246965A1 (de)	2002-10-09
NO20020061L (no)	2002-03-01
NO20020061D0 (no)	2002-01-07
ATE277228T1 (de)	2004-10-15
US20020134519A1 (en)	2002-09-26
EP1246965B1 (de)	2004-09-22

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Bajpai	2015	Pulp and paper industry: chemicals
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