FR67993E - Process for the recovery of residues from the manufacture of acrylic acids or esters - Google Patents
Process for the recovery of residues from the manufacture of acrylic acids or estersInfo
- Publication number
- FR67993E FR67993E FR67993DA FR67993E FR 67993 E FR67993 E FR 67993E FR 67993D A FR67993D A FR 67993DA FR 67993 E FR67993 E FR 67993E
- Authority
- FR
- France
- Prior art keywords
- residues
- esters
- recovery
- manufacture
- acrylic acids
- 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
Links
Classifications
-
- 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
-
- 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/10—Separation of ammonia from ammonia liquors, e.g. gas liquors
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1130273T | 1955-07-22 | ||
FR67993T | 1955-07-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR67993E true FR67993E (en) | 1958-03-26 |
Family
ID=8700111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR67993D Expired FR67993E (en) | 1955-07-22 | 1955-07-25 | Process for the recovery of residues from the manufacture of acrylic acids or esters |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR67993E (en) |
-
1955
- 1955-07-25 FR FR67993D patent/FR67993E/en not_active Expired
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