CA1125459A - Procede de recuperation des produits chimiques d'une usine de pates - Google Patents

Procede de recuperation des produits chimiques d'une usine de pates

Info

Publication number: CA1125459A
Authority: CA; Canada
Prior art keywords: liquor; recovery; pulp mill; aqueous alkaline; waste gas
Prior art date: 1978-07-28
Legal status (The legal status 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 status listed.): Expired

Application number

CA308,386A

Other languages

English (en)

Inventor

Kouji Masuno

Mitsuyoshi Kaneko

Yukio Mizoguchi

Junji Nakayama

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ebara Corp

Original Assignee

Ebara 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.)

1978-07-28

Filing date

1978-07-28

Publication date

1982-06-15

1978-07-28 Application filed by Ebara Corp filed Critical Ebara Corp

1978-07-28 Priority to CA308,386A priority Critical patent/CA1125459A/fr

1982-06-15 Application granted granted Critical

1982-06-15 Publication of CA1125459A publication Critical patent/CA1125459A/fr

Status Expired legal-status Critical Current

Links

238000011084 recovery Methods 0.000 title claims abstract description 28
239000000126 substance Substances 0.000 title claims abstract description 23
238000000034 method Methods 0.000 title claims abstract description 19
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 34
239000002912 waste gas Substances 0.000 claims abstract description 27
239000001569 carbon dioxide Substances 0.000 claims abstract description 17
229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 17
229910001415 sodium ion Inorganic materials 0.000 claims abstract description 12
FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 claims abstract description 11
150000003464 sulfur compounds Chemical class 0.000 claims abstract description 10
238000010521 absorption reaction Methods 0.000 claims abstract description 7
239000012670 alkaline solution Substances 0.000 claims description 24
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 20
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 18
239000007789 gas Substances 0.000 claims description 14
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 13
239000000428 dust Substances 0.000 claims description 13
229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 13
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
150000002505 iron Chemical class 0.000 claims description 12
230000003647 oxidation Effects 0.000 claims description 12
238000007254 oxidation reaction Methods 0.000 claims description 12
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 10
229910000019 calcium carbonate Inorganic materials 0.000 claims description 10
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 10
229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 10
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
239000011790 ferrous sulphate Substances 0.000 claims description 9
235000003891 ferrous sulphate Nutrition 0.000 claims description 9
229910052979 sodium sulfide Inorganic materials 0.000 claims description 9
GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 9
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
238000001354 calcination Methods 0.000 claims description 6
239000000295 fuel oil Substances 0.000 claims description 5
229910000029 sodium carbonate Inorganic materials 0.000 claims description 5
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 4
238000007664 blowing Methods 0.000 claims description 4
238000010411 cooking Methods 0.000 claims description 4
229910001882 dioxygen Inorganic materials 0.000 claims description 4
241001062472 Stokellia anisodon Species 0.000 claims description 3
239000003054 catalyst Substances 0.000 claims description 3
235000017557 sodium bicarbonate Nutrition 0.000 claims description 2
229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 2
239000002023 wood Substances 0.000 claims description 2
230000003134 recirculating effect Effects 0.000 claims 2
RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims 1
229910000360 iron(III) sulfate Inorganic materials 0.000 claims 1
230000001172 regenerating effect Effects 0.000 claims 1
230000008929 regeneration Effects 0.000 claims 1
238000011069 regeneration method Methods 0.000 claims 1
239000003513 alkali Substances 0.000 abstract description 2
239000006096 absorbing agent Substances 0.000 description 8
238000005406 washing Methods 0.000 description 6
230000003197 catalytic effect Effects 0.000 description 4
150000002506 iron compounds Chemical class 0.000 description 3
150000003388 sodium compounds Chemical class 0.000 description 3
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
239000000920 calcium hydroxide Substances 0.000 description 2
229910001861 calcium hydroxide Inorganic materials 0.000 description 2
230000003247 decreasing effect Effects 0.000 description 2
239000003344 environmental pollutant Substances 0.000 description 2
235000014413 iron hydroxide Nutrition 0.000 description 2
NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 2
239000000203 mixture Substances 0.000 description 2
231100000719 pollutant Toxicity 0.000 description 2
229910052938 sodium sulfate Inorganic materials 0.000 description 2
235000011152 sodium sulphate Nutrition 0.000 description 2
AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
235000019345 sodium thiosulphate Nutrition 0.000 description 2
239000000243 solution Substances 0.000 description 2
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 1
230000002411 adverse Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229940043430 calcium compound Drugs 0.000 description 1
150000001674 calcium compounds Chemical class 0.000 description 1
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000005352 clarification Methods 0.000 description 1
239000012141 concentrate Substances 0.000 description 1
230000008021 deposition Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000003912 environmental pollution Methods 0.000 description 1
239000002198 insoluble material Substances 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 description 1
239000000463 material Substances 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
238000012856 packing Methods 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
239000012716 precipitator Substances 0.000 description 1
239000011734 sodium Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
229910052815 sulfur oxide Inorganic materials 0.000 description 1
DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 1
239000000725 suspension Substances 0.000 description 1
239000002699 waste material Substances 0.000 description 1

Landscapes

Treating Waste Gases (AREA)

CA308,386A 1978-07-28 1978-07-28 Procede de recuperation des produits chimiques d'une usine de pates Expired CA1125459A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA308,386A CA1125459A (fr)	1978-07-28	1978-07-28	Procede de recuperation des produits chimiques d'une usine de pates

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA308,386A CA1125459A (fr)	1978-07-28	1978-07-28	Procede de recuperation des produits chimiques d'une usine de pates

Publications (1)

Publication Number	Publication Date
CA1125459A true CA1125459A (fr)	1982-06-15

Family

ID=4112014

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA308,386A Expired CA1125459A (fr)	1978-07-28	1978-07-28	Procede de recuperation des produits chimiques d'une usine de pates

Country Status (1)

Country	Link
CA (1)	CA1125459A (fr)

1978
- 1978-07-28 CA CA308,386A patent/CA1125459A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1999-06-15	MKEX	Expiry

Publication	Publication Date	Title
US4189462A (en)	1980-02-19	Catalytic removal of hydrogen sulfide from gases
US4452766A (en)	1984-06-05	Double alkali process for removal of sulfur dioxide from gas streams
US4299652A (en)	1981-11-10	Process for recovery of pulp mill chemicals
CA1071382A (fr)	1980-02-12	Methode de depoussierage des gaz de carneau a l'aide d'un depoussiereur a voie humide en circuit ferme
US3959452A (en)	1976-05-25	Process for removing hydrogen sulfide from contaminated gas
CN206940821U (zh)	2018-01-30	络合铁脱硫装置
US4222993A (en)	1980-09-16	Removal of noxious contaminants from gas
WO1995007750A1 (fr)	1995-03-23	Procede et appareil d'absorption d'acide sulfhydrique
US3331732A (en)	1967-07-18	Method of removing hydrogen sulfide from an aqueous solution of alkali sulfide
CA1112022A (fr)	1981-11-10	Procede d'extraction du dioxyde de soufre contenu dans un gaz d'echappement
US4268489A (en)	1981-05-19	Process for the removal of sulfur dioxide from gases
US2792350A (en)	1957-05-14	Treatment of sodium base sulfite residual liquor
CA1125459A (fr)	1982-06-15	Procede de recuperation des produits chimiques d'une usine de pates
CA1099927A (fr)	1981-04-28	Traduction non-disponible
GB1568916A (en)	1980-06-11	Method for removing sulphur dioxide
US2772240A (en)	1956-11-27	Method of treating residual liquors obtained in the manufacture of pulp by the sulphate cellulose process
EP0238811B1 (fr)	1989-11-08	Procédé de purification des gaz de fumée contenant du S02
CA1076306A (fr)	1980-04-29	Procede permettant de reduire la quantite de produits chimiques consommes sans augmentation consequente des emissions lors du pulpage de materiel cellulosique par une liqueur de sulfate basique contenant du soufre et du sodium
US3654071A (en)	1972-04-04	Process for replacing sodium and sulfur losses and for controlling the sulfide content in sodium- and sulfur-containing cellulosic digesting liquors
CA2402057C (fr)	2008-07-29	Procede de purification de solutions tampons aqueuses
US4364918A (en)	1982-12-21	Separation of thiosulfate from Stretford solution
CA1097464A (fr)	1981-03-17	Traduction non-disponible
US3796628A (en)	1974-03-12	Method for reducing sulfide odors from kraft mill lime kiln stacks
US3935296A (en)	1976-01-27	Method for removing sulfur dioxide from a combustion exhaust gas
US2947656A (en)	1960-08-02	Processing of spent cooking liquors