CO4410347A1 - Metodo y dispositivo y planta que los comprende, para la transferencia de materiales particulados a partir de zonas de elevada presion a zonas de menor presion, y su utiliza- cion en un metodo para la produccion de acido tereftalico - Google Patents
Metodo y dispositivo y planta que los comprende, para la transferencia de materiales particulados a partir de zonas de elevada presion a zonas de menor presion, y su utiliza- cion en un metodo para la produccion de acido tereftalicoInfo
- Publication number
- CO4410347A1 CO4410347A1 CO95000638A CO95000638A CO4410347A1 CO 4410347 A1 CO4410347 A1 CO 4410347A1 CO 95000638 A CO95000638 A CO 95000638A CO 95000638 A CO95000638 A CO 95000638A CO 4410347 A1 CO4410347 A1 CO 4410347A1
- Authority
- CO
- Colombia
- Prior art keywords
- high pressure
- pressure
- crystals
- temperature
- transfer
- Prior art date
Links
- 239000002253 acid Substances 0.000 title abstract 7
- 238000000034 method Methods 0.000 title abstract 7
- 239000000463 material Substances 0.000 title abstract 5
- 239000013078 crystal Substances 0.000 abstract 7
- 238000000926 separation method Methods 0.000 abstract 5
- 239000012736 aqueous medium Substances 0.000 abstract 4
- 239000012530 fluid Substances 0.000 abstract 4
- 239000007788 liquid Substances 0.000 abstract 4
- 239000000725 suspension Substances 0.000 abstract 3
- 238000005406 washing Methods 0.000 abstract 3
- 238000001914 filtration Methods 0.000 abstract 2
- 239000011236 particulate material Substances 0.000 abstract 2
- 238000004326 stimulated echo acquisition mode for imaging Methods 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000011343 solid material Substances 0.000 abstract 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9400570A GB9400570D0 (en) | 1994-01-13 | 1994-01-13 | Handling of materials at elevated pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO4410347A1 true CO4410347A1 (es) | 1997-01-09 |
Family
ID=10748737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CO95000638A CO4410347A1 (es) | 1994-01-13 | 1995-01-10 | Metodo y dispositivo y planta que los comprende, para la transferencia de materiales particulados a partir de zonas de elevada presion a zonas de menor presion, y su utiliza- cion en un metodo para la produccion de acido tereftalico |
Country Status (7)
| Country | Link |
|---|---|
| CN (1) | CN1143947A (enrdf_load_html_response) |
| AU (1) | AU1323895A (enrdf_load_html_response) |
| CO (1) | CO4410347A1 (enrdf_load_html_response) |
| GB (1) | GB9400570D0 (enrdf_load_html_response) |
| TW (1) | TW279827B (enrdf_load_html_response) |
| WO (1) | WO1995019335A1 (enrdf_load_html_response) |
| ZA (1) | ZA9513B (enrdf_load_html_response) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997027168A1 (en) * | 1996-01-25 | 1997-07-31 | E.I. Du Pont De Nemours And Company | Production of aromatic carboxylic acids |
| BRPI0811380A2 (pt) * | 2007-05-31 | 2014-12-09 | Dow Italia S R L | "processo para a preparação de ácido carboxílico purificado" |
| GB201008412D0 (en) * | 2010-05-20 | 2010-07-07 | Davy Process Techn Ltd | Process and system |
| EP3098215B1 (de) * | 2015-05-29 | 2020-07-01 | BOKELA Ingenieurgesellschaft für Mechanische Verfahrenstechnik mbH | Verfahren und vorrichtung zum behandeln von terephtalsäure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2028407A (en) * | 1932-04-29 | 1936-01-21 | Moineau Rene Joseph Louis | Gear mechanism |
| US4639200A (en) * | 1985-05-09 | 1987-01-27 | Robbins & Myers, Inc. | Sealing apparatus for a gear ball joint |
| GB9104776D0 (en) * | 1991-03-07 | 1991-04-17 | Ici Plc | Process for the production of terephthalic acid |
| GB9310070D0 (en) * | 1992-05-29 | 1993-06-30 | Ici Plc | Process for the production of purified terephthalic acid |
-
1994
- 1994-01-13 GB GB9400570A patent/GB9400570D0/en active Pending
-
1995
- 1995-01-03 ZA ZA9513A patent/ZA9513B/xx unknown
- 1995-01-05 CN CN95192085A patent/CN1143947A/zh active Pending
- 1995-01-05 WO PCT/GB1995/000009 patent/WO1995019335A1/en active Application Filing
- 1995-01-05 AU AU13238/95A patent/AU1323895A/en not_active Abandoned
- 1995-01-10 CO CO95000638A patent/CO4410347A1/es unknown
- 1995-01-13 TW TW084100353A patent/TW279827B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| ZA9513B (en) | 1996-07-08 |
| WO1995019335A1 (en) | 1995-07-20 |
| AU1323895A (en) | 1995-08-01 |
| TW279827B (enrdf_load_html_response) | 1996-07-01 |
| GB9400570D0 (en) | 1994-03-09 |
| CN1143947A (zh) | 1997-02-26 |
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