BE658375A - - Google Patents
Info
- Publication number
- BE658375A BE658375A BE658375DA BE658375A BE 658375 A BE658375 A BE 658375A BE 658375D A BE658375D A BE 658375DA BE 658375 A BE658375 A BE 658375A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/026—Preparation of ammonia from inorganic compounds
- C01C1/028—Preparation of ammonia from inorganic compounds from ammonium sulfate or sulfite
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Treating Waste Gases (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC31906A DE1229995B (de) | 1964-01-17 | 1964-01-17 | Verfahren zur Gewinnung von Ammoniak und Schwefeldioxyd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE658375A true BE658375A (US20020051482A1-20020502-M00012.png) | 1965-04-30 |
Family
ID=7020062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE658375D BE658375A (US20020051482A1-20020502-M00012.png) | 1964-01-17 | 1965-01-15 |
Country Status (6)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950502A (en) * | 1971-02-19 | 1976-04-13 | Chemiebau Dr. A. Zieren Gesellschaft Mit Beschrankter Haftung & Co. Kg | Process for working up the scrubbing solution obtained in the scrubbing of So2 -containing waste gases |
| US3954955A (en) * | 1971-08-31 | 1976-05-04 | Davy Powergas Gmbh | Process for working up the wash solution obtained in the washing of SO2 -containing off-gases |
| DE2110036C3 (de) * | 1971-03-03 | 1975-10-02 | Davy Powergas Gmbh, 5000 Koeln | Verfahren zur Spaltung von Ammoniumsulfat |
| US3911092A (en) * | 1971-03-17 | 1975-10-07 | Bohna Engineering & Research I | Method for converting ammonium sulfate to ammonium bisulfate |
| NL164028C (nl) * | 1971-05-07 | 1980-11-17 | Stamicarbon | Werkwijze voor de afscheiding van lactamen. |
| US3852273A (en) * | 1971-05-07 | 1974-12-03 | Stamicarbon | Process for preparing and recovering lactams |
| FR2138545B1 (US20020051482A1-20020502-M00012.png) * | 1971-05-27 | 1973-05-25 | Inst Francais Du Petrole | |
| BE783783A (fr) * | 1971-06-07 | 1972-11-23 | Inst Francais Du Petrole | Procede d'epuration des gaz industriels contenant des dioxydes de soufre |
| DE2130037B2 (de) * | 1971-06-18 | 1977-02-10 | Davy Powergas GmbH, 5000Köln | Verfahren zur herstellung von lactamen |
| DE2130036B2 (de) * | 1971-06-18 | 1977-02-10 | Davy Powergas GmbH, 5000 Köln | Verfahren zur herstellung von lactamen |
| US4036943A (en) * | 1972-09-15 | 1977-07-19 | Institut Francais Du Petrole | Process for removing sulfur dioxide from a gas and producing sulfur therefrom |
| US3914398A (en) * | 1974-12-16 | 1975-10-21 | Du Pont | Process for making anhydrous hydrogen fluoride from fluosilicic acid |
| US4043822A (en) * | 1975-11-20 | 1977-08-23 | Allied Chemical Corporation | Treatment of water-soluble metal sulfate residues |
| IL64712A (en) * | 1982-01-05 | 1984-07-31 | Fertilizer Dev Sa | Process for recovering sulfuric acid and ammonia from diammonium sulfate |
| WO2001010776A1 (en) | 1999-08-05 | 2001-02-15 | Novus International, Inc. | Reductive combustion of ammonium salts of sulfuric acid |
| US7632479B2 (en) * | 2006-08-31 | 2009-12-15 | Iogen Energy Corporation | Process for producing ammonia and sulfuric acid from a stream comprising ammonium sulfate |
| CN112174165A (zh) * | 2019-07-03 | 2021-01-05 | 强方投顾股份有限公司 | 半导体级氨水及硫酸回收循环制造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2405747A (en) * | 1944-04-20 | 1946-08-13 | Chemical Foundation Inc | Recovery of acidic gases |
| GB1084096A (US20020051482A1-20020502-M00012.png) * | 1963-12-03 | 1900-01-01 |
-
1964
- 1964-01-17 DE DEC31906A patent/DE1229995B/de active Pending
-
1965
- 1965-01-05 GB GB462/65A patent/GB1090103A/en not_active Expired
- 1965-01-12 US US425054A patent/US3383170A/en not_active Expired - Lifetime
- 1965-01-14 NL NL656500424A patent/NL139282B/xx unknown
- 1965-01-14 SE SE465/65A patent/SE320057B/xx unknown
- 1965-01-15 BE BE658375D patent/BE658375A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE320057B (US20020051482A1-20020502-M00012.png) | 1970-02-02 |
| GB1090103A (en) | 1967-11-08 |
| NL139282B (nl) | 1973-07-16 |
| US3383170A (en) | 1968-05-14 |
| NL6500424A (US20020051482A1-20020502-M00012.png) | 1965-07-19 |
| DE1229995B (de) | 1966-12-08 |
