MX211646B - - Google Patents
Info
- Publication number
- MX211646B MX211646B MX9502339A MX9502339A MX211646B MX 211646 B MX211646 B MX 211646B MX 9502339 A MX9502339 A MX 9502339A MX 9502339 A MX9502339 A MX 9502339A MX 211646 B MX211646 B MX 211646B
- Authority
- MX
- Mexico
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/50—Use of additives, e.g. for stabilisation
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- 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
- Y10S203/00—Distillation: processes, separatory
- Y10S203/22—Accessories
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/251,762 US5571386A (en) | 1994-05-31 | 1994-05-31 | Process for grade acrylic acid |
| US08251762 | 1994-05-31 | ||
| BR9502593A BR9502593A (pt) | 1994-05-31 | 1995-05-29 | Processo continuo para produzir um ácido acrilico do tipo puro |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| MX9502339A MX9502339A (en:Method) | 2002-01-01 |
| MXPA95002339A MXPA95002339A (en) | 2002-05-09 |
| MX211646B true MX211646B (en:Method) | 2002-11-27 |
Family
ID=
Also Published As
| Publication number | Publication date |
|---|---|
| KR950032058A (ko) | 1995-12-20 |
| TW453989B (en) | 2001-09-11 |
| JP3682092B2 (ja) | 2005-08-10 |
| US5746892A (en) | 1998-05-05 |
| CZ127995A3 (en) | 1996-04-17 |
| EP0685448B1 (en) | 1998-04-15 |
| CA2150209A1 (en) | 1995-12-01 |
| DE69502053D1 (de) | 1998-05-20 |
| BR9502593A (pt) | 1997-08-26 |
| JPH07330659A (ja) | 1995-12-19 |
| PH31924A (en:Method) | 1998-04-02 |
| CN1114303A (zh) | 1996-01-03 |
| ES2117832T3 (es) | 1998-08-16 |
| EP0685448A1 (en) | 1995-12-06 |
| MX9502339A (en:Method) | 2002-01-01 |
| US5571386A (en) | 1996-11-05 |
| DE69502053T2 (de) | 1998-12-03 |
| KR100368886B1 (ko) | 2003-06-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant or registration | ||
| MM | Annulment or lapse due to non-payment of fees |