TR28845A - Etilen glikol'ün, fraksiyonel damitilmasi suretile üretilen kolon dip bakiyelerinin geri kazanilmasi icin proses. - Google Patents
Etilen glikol'ün, fraksiyonel damitilmasi suretile üretilen kolon dip bakiyelerinin geri kazanilmasi icin proses.Info
- Publication number
- TR28845A TR28845A TR00083/94A TR8394A TR28845A TR 28845 A TR28845 A TR 28845A TR 00083/94 A TR00083/94 A TR 00083/94A TR 8394 A TR8394 A TR 8394A TR 28845 A TR28845 A TR 28845A
- Authority
- TR
- Turkey
- Prior art keywords
- ethylene glycol
- column bottom
- residues produced
- recovering column
- bottom residues
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI930198A IT1263158B (it) | 1993-02-05 | 1993-02-05 | Processo per il recupero di residui di fondo colonna prodotti dalla distillazione frazionata del glicole etilenico |
Publications (1)
Publication Number | Publication Date |
---|---|
TR28845A true TR28845A (tr) | 1997-07-17 |
Family
ID=11364881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TR00083/94A TR28845A (tr) | 1993-02-05 | 1994-01-27 | Etilen glikol'ün, fraksiyonel damitilmasi suretile üretilen kolon dip bakiyelerinin geri kazanilmasi icin proses. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5423953A (tr) |
EP (1) | EP0609931B1 (tr) |
AT (1) | ATE144491T1 (tr) |
DE (1) | DE69400759T2 (tr) |
ES (1) | ES2094021T3 (tr) |
IT (1) | IT1263158B (tr) |
TR (1) | TR28845A (tr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2793235A (en) * | 1954-09-27 | 1957-05-21 | Du Pont | Recovery of glycols from polyester production |
JPS5415812A (en) * | 1977-07-04 | 1979-02-06 | Kubota Ltd | Takinggout device for seeding equipment on seeder |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL299082A (tr) * | 1962-10-18 | |||
US3367847A (en) * | 1966-02-01 | 1968-02-06 | Du Pont | Purification of ethylene glycol containing salts of terephthalic acid by plural distiallation |
US4732653A (en) * | 1985-10-07 | 1988-03-22 | Lloyd Berg | Separation of ethanol from t-butanol by extractive distillation |
-
1993
- 1993-02-05 IT ITMI930198A patent/IT1263158B/it active IP Right Grant
-
1994
- 1994-01-19 EP EP94200128A patent/EP0609931B1/en not_active Expired - Lifetime
- 1994-01-19 AT AT94200128T patent/ATE144491T1/de active
- 1994-01-19 ES ES94200128T patent/ES2094021T3/es not_active Expired - Lifetime
- 1994-01-19 DE DE69400759T patent/DE69400759T2/de not_active Expired - Fee Related
- 1994-01-27 TR TR00083/94A patent/TR28845A/tr unknown
- 1994-01-27 US US08/188,207 patent/US5423953A/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2793235A (en) * | 1954-09-27 | 1957-05-21 | Du Pont | Recovery of glycols from polyester production |
JPS5415812A (en) * | 1977-07-04 | 1979-02-06 | Kubota Ltd | Takinggout device for seeding equipment on seeder |
Non-Patent Citations (1)
Title |
---|
DATABASE WPI Week 7937, Derwent World Patents Index; AN 79-67001B, XP002021053 * |
Also Published As
Publication number | Publication date |
---|---|
US5423953A (en) | 1995-06-13 |
ATE144491T1 (de) | 1996-11-15 |
IT1263158B (it) | 1996-08-01 |
ITMI930198A0 (it) | 1993-02-05 |
EP0609931A1 (en) | 1994-08-10 |
ES2094021T3 (es) | 1997-01-01 |
ITMI930198A1 (it) | 1994-08-05 |
EP0609931B1 (en) | 1996-10-23 |
DE69400759T2 (de) | 1997-04-10 |
DE69400759D1 (de) | 1996-11-28 |
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