NO322393B1 - Fremgangsmate for regenerering og blanding for fjerning av sulfider fra gasstrommer - Google Patents

Fremgangsmate for regenerering og blanding for fjerning av sulfider fra gasstrommer Download PDF

Info

Publication number: NO322393B1
Authority: NO; Norway
Prior art keywords: group; mixture; stated; compound; purification
Prior art date: 1996-01-10

Application number

NO19983168A

Other languages

English (en)

Norwegian (no)

Other versions

NO983168L (no

Inventor

Edward A Trauffer

Muge Caglar

Original Assignee

Quaker Chem 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.)

1996-01-10

Filing date

1998-07-09

Publication date

2006-10-02

1998-07-09 Application filed by Quaker Chem Corp filed Critical Quaker Chem Corp

1998-07-10 Publication of NO983168L publication Critical patent/NO983168L/no

2006-10-02 Publication of NO322393B1 publication Critical patent/NO322393B1/no

Links

238000000034 method Methods 0.000 title claims description 57
230000008929 regeneration Effects 0.000 title claims description 19
238000011069 regeneration method Methods 0.000 title claims description 19
230000008569 process Effects 0.000 title description 17
150000003568 thioethers Chemical class 0.000 title 1
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 85
150000001875 compounds Chemical class 0.000 claims description 69
239000007789 gas Substances 0.000 claims description 68
238000000746 purification Methods 0.000 claims description 68
239000000203 mixture Substances 0.000 claims description 64
229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 59
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 46
230000003647 oxidation Effects 0.000 claims description 39
238000007254 oxidation reaction Methods 0.000 claims description 39
239000003054 catalyst Substances 0.000 claims description 29
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 26
229910017464 nitrogen compound Inorganic materials 0.000 claims description 25
150000001299 aldehydes Chemical class 0.000 claims description 24
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 24
125000004432 carbon atom Chemical group C* 0.000 claims description 24
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239000001301 oxygen Substances 0.000 claims description 24
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XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 21
150000007529 inorganic bases Chemical class 0.000 claims description 21
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IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 13
ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 12
QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 claims description 12
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 claims description 12
125000005842 heteroatom Chemical group 0.000 claims description 12
229910052742 iron Inorganic materials 0.000 claims description 12
229920000642 polymer Polymers 0.000 claims description 12
WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 claims description 12
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 11
239000007795 chemical reaction product Substances 0.000 claims description 11
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 11
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BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 10
150000004763 sulfides Chemical class 0.000 claims description 10
ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 claims description 8
HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 claims description 8
238000004140 cleaning Methods 0.000 claims description 8
LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 8
229910052720 vanadium Inorganic materials 0.000 claims description 8
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims description 8
XSANTACXJWELAR-UPHRSURJSA-N (z)-18-chlorooctadec-9-en-1-amine Chemical compound NCCCCCCCC\C=C/CCCCCCCCCl XSANTACXJWELAR-UPHRSURJSA-N 0.000 claims description 6
QGLWBTPVKHMVHM-KTKRTIGZSA-N (z)-octadec-9-en-1-amine Chemical compound CCCCCCCC\C=C/CCCCCCCCN QGLWBTPVKHMVHM-KTKRTIGZSA-N 0.000 claims description 6
HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 6
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HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 claims description 6
JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 claims description 6
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RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 5
PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 5
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
229910052802 copper Inorganic materials 0.000 claims description 5
239000010949 copper Substances 0.000 claims description 5
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 5
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 5
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239000011734 sodium Substances 0.000 claims description 5
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WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
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ZENZJGDPWWLORF-KTKRTIGZSA-N (z)-octadec-9-enal Chemical compound CCCCCCCC\C=C/CCCCCCCC=O ZENZJGDPWWLORF-KTKRTIGZSA-N 0.000 claims description 4
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 claims description 4
229930040373 Paraformaldehyde Natural products 0.000 claims description 4
IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 claims description 4
229940015043 glyoxal Drugs 0.000 claims description 4
150000002500 ions Chemical class 0.000 claims description 4
WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 4
QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 claims description 4
229920002866 paraformaldehyde Polymers 0.000 claims description 4
239000011591 potassium Substances 0.000 claims description 4
229910052700 potassium Inorganic materials 0.000 claims description 4
229910052708 sodium Inorganic materials 0.000 claims description 4
HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 claims description 4
BAWBFPXAHDMEAS-UHFFFAOYSA-N 2-(4h-dioxazin-3-yl)ethanol Chemical compound OCCN1CC=COO1 BAWBFPXAHDMEAS-UHFFFAOYSA-N 0.000 claims description 3
229920001744 Polyaldehyde Polymers 0.000 claims description 3
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
239000012895 dilution Substances 0.000 claims description 3
238000010790 dilution Methods 0.000 claims description 3
239000000539 dimer Substances 0.000 claims description 3
239000003513 alkali Substances 0.000 claims description 2
229910001420 alkaline earth metal ion Inorganic materials 0.000 claims description 2
125000003367 polycyclic group Chemical group 0.000 claims 4
OYWRDHBGMCXGFY-UHFFFAOYSA-N 1,2,3-triazinane Chemical compound C1CNNNC1 OYWRDHBGMCXGFY-UHFFFAOYSA-N 0.000 claims 2
150000002466 imines Chemical class 0.000 claims 2
229910001413 alkali metal ion Inorganic materials 0.000 claims 1
239000000243 solution Substances 0.000 description 69
239000000126 substance Substances 0.000 description 45
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238000006243 chemical reaction Methods 0.000 description 17
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150000001412 amines Chemical class 0.000 description 12
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HUHGPYXAVBJSJV-UHFFFAOYSA-N 2-[3,5-bis(2-hydroxyethyl)-1,3,5-triazinan-1-yl]ethanol Chemical compound OCCN1CN(CCO)CN(CCO)C1 HUHGPYXAVBJSJV-UHFFFAOYSA-N 0.000 description 11
RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 9
239000007864 aqueous solution Substances 0.000 description 7
239000011521 glass Substances 0.000 description 7
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
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239000002253 acid Substances 0.000 description 6
239000003139 biocide Substances 0.000 description 6
LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 6
229910001410 inorganic ion Inorganic materials 0.000 description 6
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 6
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JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 2
ITMIGVTYYAEAJP-UHFFFAOYSA-N 4,5,6-trimethyltriazine Chemical compound CC1=NN=NC(C)=C1C ITMIGVTYYAEAJP-UHFFFAOYSA-N 0.000 description 2
MIFZZKZNMWTHJK-UHFFFAOYSA-N 4-(morpholin-4-ylmethyl)morpholine Chemical compound C1COCCN1CN1CCOCC1 MIFZZKZNMWTHJK-UHFFFAOYSA-N 0.000 description 2
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239000004215 Carbon black (E152) Substances 0.000 description 2
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 2
241000196324 Embryophyta Species 0.000 description 2
238000005481 NMR spectroscopy Methods 0.000 description 2
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XHQHCZJKIMGMBY-UHFFFAOYSA-N n,n,n',n'-tetrabutylmethanediamine Chemical compound CCCCN(CCCC)CN(CCCC)CCCC XHQHCZJKIMGMBY-UHFFFAOYSA-N 0.000 description 2
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IZXGZAJMDLJLMF-UHFFFAOYSA-N methylaminomethanol Chemical compound CNCO IZXGZAJMDLJLMF-UHFFFAOYSA-N 0.000 description 1
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DPLVEEXVKBWGHE-UHFFFAOYSA-N potassium sulfide Chemical compound [S-2].[K+].[K+] DPLVEEXVKBWGHE-UHFFFAOYSA-N 0.000 description 1
238000003825 pressing Methods 0.000 description 1
WJKYOQDIQYJXSD-UHFFFAOYSA-N propan-1-imine Chemical compound CCC=N WJKYOQDIQYJXSD-UHFFFAOYSA-N 0.000 description 1
HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
230000008707 rearrangement Effects 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000006479 redox reaction Methods 0.000 description 1
238000013040 rubber vulcanization Methods 0.000 description 1
230000002000 scavenging effect Effects 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
239000010865 sewage Substances 0.000 description 1
CMZUMMUJMWNLFH-UHFFFAOYSA-N sodium metavanadate Chemical compound [Na+].[O-][V](=O)=O CMZUMMUJMWNLFH-UHFFFAOYSA-N 0.000 description 1
235000010265 sodium sulphite Nutrition 0.000 description 1
239000000600 sorbitol Substances 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
239000007858 starting material Substances 0.000 description 1
125000001424 substituent group Chemical group 0.000 description 1
HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
150000003457 sulfones Chemical class 0.000 description 1
150000003463 sulfur Chemical class 0.000 description 1
125000004434 sulfur atom Chemical group 0.000 description 1
238000003786 synthesis reaction Methods 0.000 description 1
229940036248 turpentine Drugs 0.000 description 1
229910000166 zirconium phosphate Inorganic materials 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/80—Organic bases or salts

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
General Chemical & Material Sciences (AREA)
Environmental & Geological Engineering (AREA)
Biomedical Technology (AREA)
Analytical Chemistry (AREA)
Health & Medical Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Treating Waste Gases (AREA)
Gas Separation By Absorption (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Catalysts (AREA)
Industrial Gases (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

NO19983168A 1996-01-10 1998-07-09 Fremgangsmate for regenerering og blanding for fjerning av sulfider fra gasstrommer NO322393B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US08/587,837 US5698171A (en)	1996-01-10	1996-01-10	Regenerative method for removing sulfides from gas streams
PCT/US1997/000324 WO1997025126A2 (en)	1996-01-10	1997-01-09	Regenerative method and composition for removing sulfides from gas streams

Publications (2)

Publication Number	Publication Date
NO983168L NO983168L (no)	1998-07-10
NO322393B1 true NO322393B1 (no)	2006-10-02

Family

ID=24351405

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19983168A NO322393B1 (no)	1996-01-10	1998-07-09	Fremgangsmate for regenerering og blanding for fjerning av sulfider fra gasstrommer

Country Status (18)

Country	Link
US (1)	US5698171A (is)
EP (1)	EP0877647B1 (is)
JP (1)	JP2001508349A (is)
CN (1)	CN1133483C (is)
AR (1)	AR005435A1 (is)
AT (1)	ATE218389T1 (is)
AU (1)	AU710674B2 (is)
BR (1)	BR9706952A (is)
CA (1)	CA2240820C (is)
DE (1)	DE69713058T2 (is)
EG (1)	EG21187A (is)
ES (1)	ES2178751T3 (is)
ID (1)	ID19812A (is)
IS (1)	IS2098B (is)
NO (1)	NO322393B1 (is)
TR (1)	TR199801285T2 (is)
WO (1)	WO1997025126A2 (is)
ZA (1)	ZA97183B (is)

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US10655232B2 (en)	2014-09-03	2020-05-19	Baker Hughes, A Ge Company, Llc	Additives to control hydrogen sulfide release of sulfur containing and/or phosphorus containing corrosion inhibitors
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1996
- 1996-01-10 US US08/587,837 patent/US5698171A/en not_active Expired - Lifetime
1997
- 1997-01-09 EG EG2397A patent/EG21187A/xx active
- 1997-01-09 CN CNB971916365A patent/CN1133483C/zh not_active Expired - Fee Related
- 1997-01-09 AU AU16943/97A patent/AU710674B2/en not_active Ceased
- 1997-01-09 EP EP97902872A patent/EP0877647B1/en not_active Expired - Lifetime
- 1997-01-09 JP JP52539297A patent/JP2001508349A/ja not_active Ceased
- 1997-01-09 ES ES97902872T patent/ES2178751T3/es not_active Expired - Lifetime
- 1997-01-09 BR BR9706952-3A patent/BR9706952A/pt not_active IP Right Cessation
- 1997-01-09 DE DE69713058T patent/DE69713058T2/de not_active Expired - Fee Related
- 1997-01-09 AT AT97902872T patent/ATE218389T1/de not_active IP Right Cessation
- 1997-01-09 CA CA002240820A patent/CA2240820C/en not_active Expired - Fee Related
- 1997-01-09 ZA ZA9700183A patent/ZA97183B/xx unknown
- 1997-01-09 TR TR1998/01285T patent/TR199801285T2/xx unknown
- 1997-01-09 WO PCT/US1997/000324 patent/WO1997025126A2/en active IP Right Grant
- 1997-01-10 ID IDP970053A patent/ID19812A/id unknown
- 1997-01-10 AR ARP970100107A patent/AR005435A1/es unknown
1998
- 1998-06-29 IS IS4786A patent/IS2098B/is unknown
- 1998-07-09 NO NO19983168A patent/NO322393B1/no unknown

Also Published As

Publication number	Publication date
IS2098B (is)	2006-04-12
DE69713058T2 (de)	2002-09-19
CA2240820C (en)	2002-03-19
WO1997025126A2 (en)	1997-07-17
CA2240820A1 (en)	1997-07-17
NO983168L (no)	1998-07-10
CN1207052A (zh)	1999-02-03
ID19812A (id)	1998-08-06
AR005435A1 (es)	1999-06-23
US5698171A (en)	1997-12-16
TR199801285T2 (xx)	1998-10-21
EP0877647A2 (en)	1998-11-18
EP0877647B1 (en)	2002-06-05
EG21187A (en)	2000-12-31
CN1133483C (zh)	2004-01-07
JP2001508349A (ja)	2001-06-26
WO1997025126A3 (en)	1997-12-04
AU710674B2 (en)	1999-09-30
ATE218389T1 (de)	2002-06-15
IS4786A (is)	1998-06-29
ZA97183B (en)	1997-08-18
ES2178751T3 (es)	2003-01-01
AU1694397A (en)	1997-08-01
DE69713058D1 (de)	2002-07-11
BR9706952A (pt)	2000-01-04

Publication	Publication Date	Title
NO322393B1 (no)	2006-10-02	Fremgangsmate for regenerering og blanding for fjerning av sulfider fra gasstrommer
TW418112B (en)	2001-01-11	Process for removal of hydrogen sulfide from a gas stream
US4009251A (en)	1977-02-22	Process for the removal of hydrogen sulfide from gaseous streams by catalytic oxidation of hydrogen sulfide to sulfur while inhibiting the formation of sulfur oxides
RU2130012C1 (ru)	1999-05-10	Способ регенерации n-c-n соединения из продукта реакции связывания серы (варианты)
CA1189682A (en)	1985-07-02	Sulfur removal from a gas stream
US4774071A (en)	1988-09-27	Process and composition for the removal of hydrogen sulfide from gaseous streams
CA2620241C (en)	2014-02-25	Process for the removal in continuous of hydrogen sulfide from gaseous streams
CA2445422A1 (en)	2002-10-31	Treatment of hydrocarbons containing sulfides
US5508012A (en)	1996-04-16	Methods for recovering sodium sulfides from a sulfur scavenging reaction
US5885538A (en)	1999-03-23	Method and composition for the regeneration of an aminal compound
EP0271203B1 (en)	1992-02-26	Method of stabilizing solutions of chelated polyvalent metals
US4784838A (en)	1988-11-15	Method of stabilizing solutions of chelated polyvalent metals
MXPA99011800A (en)	2001-05-17	Method and composition for the regeneration of an aminal compound
NO881817L (no)	1988-06-23	Fremgangsmaate for gjenvinning av hydrogen og svovel fra h2s-holdige gasser.