BR9105403A - Processo para elaboracao de solucoes aquosas contendo sulfeto de hidrogenio,cianeto de hidrogenio e amoniaco - Google Patents

Processo para elaboracao de solucoes aquosas contendo sulfeto de hidrogenio,cianeto de hidrogenio e amoniaco

Info

Publication number: BR9105403A
Authority: BR; Brazil
Prior art keywords: aqueous solutions; ammoniac; preparation; solutions containing; hydrogen
Prior art date: 1990-12-22

Application number

BR919105403A

Other languages

English (en)

Inventor

Thomas Mueller

Rolf-Dieter Fischer

Ulrich Gerhardus

Norbert Leder

Klaus Poloszyk

Peter Dr Schneller

Wolfgang Brunke

Original Assignee

Hoechst Ag

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.)

1990-12-22

Filing date

1991-12-13

Publication date

1992-08-25

1991-12-13 Application filed by Hoechst Ag filed Critical Hoechst Ag

1992-08-25 Publication of BR9105403A publication Critical patent/BR9105403A/pt

Links

LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 title abstract 4
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title abstract 2
239000007864 aqueous solution Substances 0.000 title abstract 2
229940095054 ammoniac Drugs 0.000 title 1
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
239000011261 inert gas Substances 0.000 abstract 2
229910021529 ammonia Inorganic materials 0.000 abstract 1
230000015572 biosynthetic process Effects 0.000 abstract 1
239000000356 contaminant Substances 0.000 abstract 1
239000000243 solution Substances 0.000 abstract 1

Classifications

- 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
- 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
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/903—Nitrogenous
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/903—Nitrogenous
- Y10S210/904—-CN containing

Landscapes

Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Physical Water Treatments (AREA)
Removal Of Specific Substances (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Degasification And Air Bubble Elimination (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Treating Waste Gases (AREA)
Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Catalysts (AREA)
Treatment Of Water By Oxidation Or Reduction (AREA)

BR919105403A 1990-12-22 1991-12-13 Processo para elaboracao de solucoes aquosas contendo sulfeto de hidrogenio,cianeto de hidrogenio e amoniaco BR9105403A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE4041569A DE4041569A1 (de)	1990-12-22	1990-12-22	Verfahren zur aufarbeitung schwefelwasserstoff, cyanwasserstoff und ammoniak enthaltender waessriger loesungen

Publications (1)

Publication Number	Publication Date
BR9105403A true BR9105403A (pt)	1992-08-25

Family

ID=6421284

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR919105403A BR9105403A (pt)	1990-12-22	1991-12-13	Processo para elaboracao de solucoes aquosas contendo sulfeto de hidrogenio,cianeto de hidrogenio e amoniaco

Country Status (13)

Country	Link
US (1)	US5236557A (pt)
EP (1)	EP0492329B1 (pt)
JP (1)	JPH0773699B2 (pt)
AT (1)	ATE94514T1 (pt)
AU (1)	AU643101B2 (pt)
BR (1)	BR9105403A (pt)
CA (1)	CA2057362C (pt)
CZ (1)	CZ281446B6 (pt)
DE (2)	DE4041569A1 (pt)
ES (1)	ES2048548T3 (pt)
PL (1)	PL168020B1 (pt)
RU (1)	RU2078054C1 (pt)
ZA (1)	ZA919906B (pt)

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JP5269251B2 (ja)	2009-05-13	2013-08-21	グレイトポイント・エナジー・インコーポレイテッド	炭素質フィードストックの水素添加メタン化のための方法
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1990
- 1990-12-22 DE DE4041569A patent/DE4041569A1/de not_active Withdrawn
1991
- 1991-12-13 BR BR919105403A patent/BR9105403A/pt not_active IP Right Cessation
- 1991-12-13 JP JP3330951A patent/JPH0773699B2/ja not_active Expired - Lifetime
- 1991-12-13 CA CA002057362A patent/CA2057362C/en not_active Expired - Fee Related
- 1991-12-14 DE DE91121491T patent/DE59100385D1/de not_active Expired - Fee Related
- 1991-12-14 AT AT91121491T patent/ATE94514T1/de not_active IP Right Cessation
- 1991-12-14 EP EP91121491A patent/EP0492329B1/de not_active Expired - Lifetime
- 1991-12-14 ES ES91121491T patent/ES2048548T3/es not_active Expired - Lifetime
- 1991-12-16 RU SU915010509A patent/RU2078054C1/ru active
- 1991-12-16 PL PL91292799A patent/PL168020B1/pl unknown
- 1991-12-16 CZ CS913832A patent/CZ281446B6/cs not_active IP Right Cessation
- 1991-12-17 ZA ZA919906A patent/ZA919906B/xx unknown
- 1991-12-18 US US07/810,720 patent/US5236557A/en not_active Expired - Fee Related
- 1991-12-20 AU AU89887/91A patent/AU643101B2/en not_active Ceased

Also Published As

Publication number	Publication date
PL292799A1 (en)	1992-08-10
JPH04277074A (ja)	1992-10-02
DE4041569A1 (de)	1992-06-25
CA2057362C (en)	1999-02-16
AU8988791A (en)	1992-06-25
JPH0773699B2 (ja)	1995-08-09
CS383291A3 (en)	1992-08-12
EP0492329A1 (de)	1992-07-01
US5236557A (en)	1993-08-17
RU2078054C1 (ru)	1997-04-27
ATE94514T1 (de)	1993-10-15
CA2057362A1 (en)	1992-06-23
CZ281446B6 (cs)	1996-10-16
ZA919906B (en)	1992-10-28
ES2048548T3 (es)	1994-03-16
AU643101B2 (en)	1993-11-04
DE59100385D1 (de)	1993-10-21
EP0492329B1 (de)	1993-09-15
PL168020B1 (en)	1995-12-30

Legal Events

Date	Code	Title	Description
1998-06-02	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
1998-11-03	FF	Decision: intention to grant
1999-04-27	FG9A	Patent or certificate of addition granted
1999-08-24	PC	Transfer	Free format text: CELANESE GMBH (DE)
2013-06-11	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 13/12/2011

Publication	Publication Date	Title
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