DE3446558C2 - - Google Patents
Info
- Publication number
- DE3446558C2 DE3446558C2 DE19843446558 DE3446558A DE3446558C2 DE 3446558 C2 DE3446558 C2 DE 3446558C2 DE 19843446558 DE19843446558 DE 19843446558 DE 3446558 A DE3446558 A DE 3446558A DE 3446558 C2 DE3446558 C2 DE 3446558C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- air
- solvent
- dryer
- pressure
- 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 - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000002904 solvent Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 21
- 239000000835 fiber Substances 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 239000003570 air Substances 0.000 description 62
- 239000000463 material Substances 0.000 description 10
- 238000001035 drying Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 5
- 238000004821 distillation Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 241000158147 Sator Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1418—Recovery of products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843446558 DE3446558C3 (de) | 1984-12-20 | 1984-12-20 | Verfahren zur Rückgewinnung von Lösungsmitteln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843446558 DE3446558C3 (de) | 1984-12-20 | 1984-12-20 | Verfahren zur Rückgewinnung von Lösungsmitteln |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE3446558A1 DE3446558A1 (de) | 1986-07-03 |
| DE3446558C3 DE3446558C3 (de) | 1994-11-24 |
| DE3446558C2 true DE3446558C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1994-11-24 |
Family
ID=6253356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843446558 Expired - Fee Related DE3446558C3 (de) | 1984-12-20 | 1984-12-20 | Verfahren zur Rückgewinnung von Lösungsmitteln |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3446558C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1157186B (de) * | 1960-11-02 | 1963-11-14 | Spinnfaser Ag | Verfahren und Vorrichtung zum Trocknen von fadenfoermigem oder losem Gut in Vliesform |
| GB1208792A (en) * | 1968-01-26 | 1970-10-14 | Schwarza Chemiefaser | Continuous process for drying acrylonitrile polymer tows |
| DE1760716A1 (de) * | 1968-06-22 | 1971-12-30 | Vepa Ag | Verfahren und Vorrichtung zum kontinuierlichen Behandeln von natuerlichen und synthetischen Fasern mit Loesungsmittel |
-
1984
- 1984-12-20 DE DE19843446558 patent/DE3446558C3/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE3446558C3 (de) | 1994-11-24 |
| DE3446558A1 (de) | 1986-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8366 | Restricted maintained after opposition proceedings | ||
| 8305 | Restricted maintenance of patent after opposition | ||
| D2 | Grant after examination | ||
| D4 | Patent maintained restricted | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: DRALON GMBH, 41539 DORMAGEN, DE |
|
| 8339 | Ceased/non-payment of the annual fee |