CN1033573C - 纯化羟铵盐溶液的方法 - Google Patents
纯化羟铵盐溶液的方法 Download PDFInfo
- Publication number
- CN1033573C CN1033573C CN93107923A CN93107923A CN1033573C CN 1033573 C CN1033573 C CN 1033573C CN 93107923 A CN93107923 A CN 93107923A CN 93107923 A CN93107923 A CN 93107923A CN 1033573 C CN1033573 C CN 1033573C
- Authority
- CN
- China
- Prior art keywords
- catalyst
- filtration
- catalyst particles
- hydroxylammonium salt
- filter medium
- Prior art date
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/147—Microfiltration
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1409—Preparation
- C01B21/1418—Preparation by catalytic reduction of nitrogen oxides or nitrates with hydrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1472—Separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1481—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9201176A NL9201176A (nl) | 1992-07-02 | 1992-07-02 | Werkwijze voor het bereiden en zuiveren van een hydroxylammoniumzoutoplossing. |
NL9201176 | 1992-07-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1084136A CN1084136A (zh) | 1994-03-23 |
CN1033573C true CN1033573C (zh) | 1996-12-18 |
Family
ID=19860999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN93107923A Expired - Lifetime CN1033573C (zh) | 1992-07-02 | 1993-07-01 | 纯化羟铵盐溶液的方法 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5362398A (zh) |
EP (1) | EP0577213B1 (zh) |
JP (1) | JP3481271B2 (zh) |
KR (1) | KR100257629B1 (zh) |
CN (1) | CN1033573C (zh) |
BR (1) | BR9302734A (zh) |
DE (1) | DE69316274T2 (zh) |
NL (1) | NL9201176A (zh) |
SG (1) | SG44024A1 (zh) |
TW (1) | TW267994B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1085559C (zh) * | 1998-12-16 | 2002-05-29 | 中国科学院兰州化学物理研究所 | 合成磷酸羟胺用催化剂 |
DE19935034A1 (de) * | 1999-07-26 | 2001-02-01 | Basf Ag | Verfahren zur Filtration eines wässrigen bei der Herstellung von Hydroxylamin anfallenden Reaktionsgemisches |
NL1013899C2 (nl) * | 1999-12-21 | 2001-06-25 | Dsm Nv | Werkwijze voor het bereiden en zuiveren van een hydroxylammoniumzoutoplossing. |
EP1249429A1 (en) | 2001-04-09 | 2002-10-16 | Dsm N.V. | Process for size classifying ammonium sulphate crystals which are present in a suspension |
DE10136476A1 (de) * | 2001-07-27 | 2003-02-06 | Basf Ag | Verfahren zur Filtration eines wäßrigen, bei der Herstellung von Hydroxylamin anfallenden Reaktionsgemischs |
CN103182221B (zh) * | 2011-12-29 | 2017-03-01 | Cap Iii 有限公司 | 从无机工艺液体中分离固体催化剂颗粒的方法 |
CN103357217A (zh) * | 2012-03-31 | 2013-10-23 | 帝斯曼知识产权资产管理有限公司 | 清洗连续生产羟铵中使用的过滤器的方法 |
CA2994303A1 (en) | 2015-08-21 | 2017-03-02 | Exxonmobile Research And Engineering Company | Slurry hydroconversion catalysts |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1094221A (en) * | 1965-05-03 | 1967-12-06 | Stamicarbon | Process for preparing a solution containing hydroxylammonium salt |
CH440221A (de) * | 1966-04-22 | 1967-07-31 | Inventa Ag | Verfahren und Vorrichtung zur Entnahme der flüssigen Phase aus einer Suspension mittels kontinuierlicher Filtration |
US3940442A (en) * | 1969-12-06 | 1976-02-24 | Stamicarbon B.V. | Recycle process for the preparation and processing of a hydroxylammonium salt solution |
NL7412381A (nl) * | 1974-09-19 | 1976-03-23 | Stamicarbon | Afscheiding van katalysatoren uit een suspensie van deze deeltjes in een waterige hydroxyl- ammoniumzoutoplossing. |
AT339240B (de) * | 1974-10-16 | 1977-10-10 | Kuehtreiber F | Verfahren zur durchfuhrung eines keimvorganges bzw. zur forderung eines pflanzlichen wachstums sowie vorrichtung zur durchfuhrung dieses verfahrens |
NL7502968A (nl) * | 1975-03-13 | 1976-09-15 | Stamicarbon | Werkwijze voor het bereiden van edelmetaal- katalysatoren. |
NL7507912A (nl) * | 1975-07-03 | 1977-01-05 | Stamicarbon | Werkwijze voor de bereiding van een hydroxylamine- zout. |
DE2736906C2 (de) * | 1977-08-16 | 1979-10-31 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Hydroxylammoniumsalzen |
NL7902291A (nl) * | 1979-03-23 | 1980-09-25 | Stamicarbon | Werkwijze voor de bereiding van een hydroxylaminezout en daarbij te gebruiken katalysator. |
DE3040631A1 (de) * | 1980-10-29 | 1982-05-27 | Merck Patent Gmbh, 6100 Darmstadt | Verfahren zur abtrennung von metallkatalysatoren und verwendung von membrantrennvorrichtungen |
US4851125A (en) * | 1988-04-11 | 1989-07-25 | Olin Corporation | Process for concentrating aqueous solutions of hydroxylammonium salts |
-
1992
- 1992-07-02 NL NL9201176A patent/NL9201176A/nl not_active Application Discontinuation
-
1993
- 1993-06-26 TW TW082105104A patent/TW267994B/zh not_active IP Right Cessation
- 1993-06-28 SG SG1996009409A patent/SG44024A1/en unknown
- 1993-06-28 DE DE69316274T patent/DE69316274T2/de not_active Expired - Lifetime
- 1993-06-28 EP EP93201874A patent/EP0577213B1/en not_active Expired - Lifetime
- 1993-07-01 CN CN93107923A patent/CN1033573C/zh not_active Expired - Lifetime
- 1993-07-01 JP JP16348493A patent/JP3481271B2/ja not_active Expired - Lifetime
- 1993-07-01 BR BR9302734A patent/BR9302734A/pt not_active IP Right Cessation
- 1993-07-01 US US08/084,171 patent/US5362398A/en not_active Expired - Lifetime
- 1993-07-02 KR KR1019930012350A patent/KR100257629B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR940002166A (ko) | 1994-02-16 |
NL9201176A (nl) | 1994-02-01 |
BR9302734A (pt) | 1994-03-01 |
EP0577213B1 (en) | 1998-01-14 |
EP0577213A1 (en) | 1994-01-05 |
DE69316274T2 (de) | 1998-08-27 |
US5362398A (en) | 1994-11-08 |
SG44024A1 (en) | 1997-11-14 |
DE69316274D1 (de) | 1998-02-19 |
JPH06115929A (ja) | 1994-04-26 |
CN1084136A (zh) | 1994-03-23 |
KR100257629B1 (ko) | 2000-06-01 |
TW267994B (zh) | 1996-01-11 |
JP3481271B2 (ja) | 2003-12-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE19781988B4 (de) | Verfahren zur Herstellung von Methacrylsäureestern oder Acrylsäureestern | |
CN1033573C (zh) | 纯化羟铵盐溶液的方法 | |
EP1901994B1 (en) | Process for the continuous production of hydroxylammonium | |
CN1203052C (zh) | 制备环己酮肟的方法 | |
EP1257500B2 (en) | Process for the separation of a hydroxylammonium salt solution | |
KR102076866B1 (ko) | 무기 공정 액체로부터 고체 촉매 입자를 분리하는 공정에서 역 플러쉬 공정을 최적화하는 방법 | |
JPH0648708A (ja) | 過酸化水素を製造するためのアントラキノン法の水素化循環路のパラジウムブラック含有作業溶液から触媒不含の作業溶液を分離する方法 | |
US5554353A (en) | Preparation of hydroxylammonium salts | |
CN1143955A (zh) | 从制备三聚氰胺的热合成混合气中分离杂质的方法 | |
EP1414743B1 (de) | Verfahren zur filtration eines wässrigen, bei der herstellung von hydroxylamin anfallenden reaktionsgemischs | |
JPS6158815A (ja) | 高純度アルミナゾルの製造法 | |
JP2001321669A (ja) | グリオキサールの製造方法とその触媒 | |
JPH06234688A (ja) | グリオキサールの製造方法とその触媒 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DSMIP PROPERTY CO., LTD. Free format text: FORMER OWNER: DSM N. V. Effective date: 20040618 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040618 Address after: Holland Heerlen Patentee after: DSMIP Property N. V. Address before: Holland Heerlen Patentee before: DSM N. V. |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20130701 Granted publication date: 19961218 |