JPS644812B2 - - Google Patents

Info

Publication number: JPS644812B2
Authority: JP; Japan
Prior art keywords: desulfurization; waste liquid; picric acid; activated carbon; ammonia water
Prior art date: 1979-06-29
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

JP54083830A

Other languages

English (en)

Japanese (ja)

Other versions

JPS567648A (en

Inventor

Takehiko Yamada

Eiichi Dotani

Toshio Sato

Kyoichi Takeda

Kyoko Sagi

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.)

Sumikin Kako KK

Original Assignee

Sumikin Kako KK

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.)

1979-06-29

Filing date

1979-06-29

Publication date

1989-01-26

1979-06-29 Application filed by Sumikin Kako KK filed Critical Sumikin Kako KK

1979-06-29 Priority to JP8383079A priority Critical patent/JPS567648A/ja

1981-01-26 Publication of JPS567648A publication Critical patent/JPS567648A/ja

1989-01-26 Publication of JPS644812B2 publication Critical patent/JPS644812B2/ja

Status Granted legal-status Critical Current

Links

OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 32
238000006477 desulfuration reaction Methods 0.000 claims description 29
230000023556 desulfurization Effects 0.000 claims description 29
239000007788 liquid Substances 0.000 claims description 27
239000002699 waste material Substances 0.000 claims description 22
OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 claims description 19
238000000034 method Methods 0.000 claims description 13
239000003054 catalyst Substances 0.000 claims description 7
LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 6
239000007789 gas Substances 0.000 claims description 5
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 4
239000007864 aqueous solution Substances 0.000 claims description 4
229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 4
238000006555 catalytic reaction Methods 0.000 claims description 3
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 19
235000011114 ammonium hydroxide Nutrition 0.000 description 19
238000011084 recovery Methods 0.000 description 15
238000001179 sorption measurement Methods 0.000 description 15
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical group N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 12
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 7
229910021529 ammonia Inorganic materials 0.000 description 5
238000010828 elution Methods 0.000 description 5
238000012360 testing method Methods 0.000 description 5
238000010521 absorption reaction Methods 0.000 description 4
239000003245 coal Substances 0.000 description 4
239000012452 mother liquor Substances 0.000 description 4
150000003839 salts Chemical class 0.000 description 4
238000001816 cooling Methods 0.000 description 3
239000013078 crystal Substances 0.000 description 3
238000002425 crystallisation Methods 0.000 description 3
230000008025 crystallization Effects 0.000 description 3
238000010586 diagram Methods 0.000 description 3
238000002474 experimental method Methods 0.000 description 3
239000002562 thickening agent Substances 0.000 description 3
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000012545 processing Methods 0.000 description 2
ZJNLYGOUHDJHMG-UHFFFAOYSA-N 1-n,4-n-bis(5-methylhexan-2-yl)benzene-1,4-diamine Chemical compound CC(C)CCC(C)NC1=CC=C(NC(C)CCC(C)C)C=C1 ZJNLYGOUHDJHMG-UHFFFAOYSA-N 0.000 description 1
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
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
238000002835 absorbance Methods 0.000 description 1
239000002250 absorbent Substances 0.000 description 1
230000002745 absorbent Effects 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
239000000571 coke Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
239000003480 eluent Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
239000010802 sludge Substances 0.000 description 1
239000011734 sodium Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
229910052938 sodium sulfate Inorganic materials 0.000 description 1
235000011152 sodium sulphate Nutrition 0.000 description 1
AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
235000019345 sodium thiosulphate Nutrition 0.000 description 1
150000003464 sulfur compounds Chemical class 0.000 description 1

Classifications

- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts

Landscapes

Treating Waste Gases (AREA)
Gas Separation By Absorption (AREA)
Industrial Gases (AREA)

JP8383079A 1979-06-29 1979-06-29 Recovering method for wet desulfurizing catalyst Granted JPS567648A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP8383079A JPS567648A (en)	1979-06-29	1979-06-29	Recovering method for wet desulfurizing catalyst

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP8383079A JPS567648A (en)	1979-06-29	1979-06-29	Recovering method for wet desulfurizing catalyst

Publications (2)

Publication Number	Publication Date
JPS567648A JPS567648A (en)	1981-01-26
JPS644812B2 true JPS644812B2 (de)	1989-01-26

Family

ID=13813604

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP8383079A Granted JPS567648A (en)	1979-06-29	1979-06-29	Recovering method for wet desulfurizing catalyst

Country Status (1)

Country	Link
JP (1)	JPS567648A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100825328B1 (ko) *	2001-11-27	2008-04-28	주식회사 포스코	탈황설비 반응로 내부 유출촉매 분리 및 회수장치

1979
- 1979-06-29 JP JP8383079A patent/JPS567648A/ja active Granted

Also Published As

Publication number	Publication date
JPS567648A (en)	1981-01-26

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