ZA971763B - Process for the utilisation of waste hydrochloric acid - Google Patents
Process for the utilisation of waste hydrochloric acidInfo
- Publication number
- ZA971763B ZA971763B ZA971763A ZA971763A ZA971763B ZA 971763 B ZA971763 B ZA 971763B ZA 971763 A ZA971763 A ZA 971763A ZA 971763 A ZA971763 A ZA 971763A ZA 971763 B ZA971763 B ZA 971763B
- Authority
- ZA
- South Africa
- Prior art keywords
- utilisation
- hydrochloric acid
- waste hydrochloric
- waste
- acid
- Prior art date
Links
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
- B01D53/68—Halogens or halogen compounds
-
- 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
- B01D53/68—Halogens or halogen compounds
- B01D53/70—Organic halogen compounds
-
- 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
- B01D53/73—After-treatment of removed components
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
- C01B7/0731—Purification ; Separation of hydrogen chloride by extraction
- C01B7/0737—Purification ; Separation of hydrogen chloride by extraction hydrogen chloride being extracted
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/204—Inorganic halogen compounds
- B01D2257/2045—Hydrochloric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/206—Organic halogen compounds
- B01D2257/2064—Chlorine
-
- 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
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19607667A DE19607667C2 (de) | 1996-02-29 | 1996-02-29 | Verfahren zur Verwertung von Abfallsalzsäure |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA971763B true ZA971763B (en) | 1998-08-28 |
Family
ID=7786775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA971763A ZA971763B (en) | 1996-02-29 | 1997-02-28 | Process for the utilisation of waste hydrochloric acid |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE19607667C2 (de) |
WO (1) | WO1997031859A1 (de) |
ZA (1) | ZA971763B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3976444B2 (ja) * | 1998-06-23 | 2007-09-19 | 株式会社タクマ | 排ガス処理方法および処理装置 |
WO2015097351A1 (fr) * | 2013-12-23 | 2015-07-02 | Gea Process Engineering | Dispositif de lavage de buees comportant un moyen pour absorber et/ou neutraliser l'acide chlorhydrique |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5514048B1 (de) * | 1970-07-07 | 1980-04-14 | ||
DE3508371A1 (de) * | 1985-03-08 | 1986-09-11 | Wacker Chemie Gmbh | Verfahren zur nachreinigung von chlorwasserstoff aus einer 1,2-dichlorethan-pyrolyse |
DD243943A1 (de) * | 1985-12-04 | 1987-03-18 | Bitterfeld Chemie | Verfahren zur rezyklisierung von entfallsalzsaeure |
DE3931552A1 (de) * | 1989-09-22 | 1991-04-04 | Hoechst Ag | Verfahren zur gewinnung reiner salzsaeure aus hcl-haltigen rauchgasen |
EP0425922B1 (de) * | 1989-10-28 | 1995-06-21 | Noell-KRC Umwelttechnik GmbH | Verfahren zur Reinigung und Aufkonzentrierung von verdünnter verunreinigter Salzsäure |
DE4025195A1 (de) * | 1990-08-09 | 1992-02-13 | Metallgesellschaft Ag | Verfahren zum feinreinigen einer waessrigen alkalichloridloesung fuer die membranelektrolyse |
DE4033489A1 (de) * | 1990-10-20 | 1992-04-23 | Kernforschungsz Karlsruhe | Verfahren zur reinigung von rauchgas |
US5174865A (en) * | 1991-01-25 | 1992-12-29 | Dow Deutschland Inc. | Process for purifying crude hydrochloric acid |
DE4119606A1 (de) * | 1991-06-14 | 1992-12-17 | Sigri Great Lakes Carbon Gmbh | Verfahren und vorrichtung zur aufarbeitung von salzsaeurehaltigem, mit begleitstoffen verunreinigtem wasser |
DE4223663A1 (de) * | 1992-07-17 | 1994-01-20 | Wacker Chemie Gmbh | Verfahren zum thermischen Recycling von Alt-PVC unter Wärmerückgewinnung und Rückgewinnung von wasserfreiem Chlorwasserstoff |
DE4224492C1 (de) * | 1992-07-24 | 1993-12-09 | Uhde Gmbh | Vorrichtung zum elektrolytischen Behandeln von Flüssigkeiten mit einer Anoden- und einer Kathodenkammer sowie deren Verwendung |
JP3115440B2 (ja) * | 1992-12-10 | 2000-12-04 | ペルメレック電極株式会社 | 塩化アルカリ水溶液の電解方法 |
DE4426727C2 (de) * | 1994-07-28 | 1998-02-05 | Noell Gmbh | Verfahren zur Entfernung von Fluorwasserstoff aus Salzsäuren |
-
1996
- 1996-02-29 DE DE19607667A patent/DE19607667C2/de not_active Expired - Fee Related
-
1997
- 1997-02-21 WO PCT/EP1997/000830 patent/WO1997031859A1/de active Application Filing
- 1997-02-28 ZA ZA971763A patent/ZA971763B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE19607667A1 (de) | 1997-09-04 |
DE19607667C2 (de) | 2000-11-02 |
WO1997031859A1 (de) | 1997-09-04 |
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