GB1251440A - - Google Patents
Info
- Publication number
- GB1251440A GB1251440A GB1251440DA GB1251440A GB 1251440 A GB1251440 A GB 1251440A GB 1251440D A GB1251440D A GB 1251440DA GB 1251440 A GB1251440 A GB 1251440A
- Authority
- GB
- United Kingdom
- Prior art keywords
- column
- spiral
- nov
- mixture
- counter
- 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
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 2
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Peptides Or Proteins (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681809104 DE1809104B2 (de) | 1968-11-15 | 1968-11-15 | Kolonne zur fraktionierten kristallisation im temperatur gradienten und verfahren zu deren betreibung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1251440A true GB1251440A (https=) | 1971-10-27 |
Family
ID=5713422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1251440D Expired GB1251440A (https=) | 1968-11-15 | 1969-11-14 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH521149A (https=) |
| DE (1) | DE1809104B2 (https=) |
| FR (1) | FR2023382A1 (https=) |
| GB (1) | GB1251440A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2008701A4 (en) * | 2006-03-15 | 2010-09-15 | Polymer Characterization S A | PROCESS FOR SEPARATING AND PURIFYING ORGANIC COMPOUNDS SUITABLE FOR CRYSTALLIZATION |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8105872A (nl) * | 1981-12-28 | 1983-07-18 | Douwe Egberts Tabaksfab | Waskolom. |
-
1968
- 1968-11-15 DE DE19681809104 patent/DE1809104B2/de active Pending
-
1969
- 1969-11-13 FR FR6939033A patent/FR2023382A1/fr not_active Withdrawn
- 1969-11-14 GB GB1251440D patent/GB1251440A/en not_active Expired
- 1969-11-15 CH CH1695269A patent/CH521149A/de not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2008701A4 (en) * | 2006-03-15 | 2010-09-15 | Polymer Characterization S A | PROCESS FOR SEPARATING AND PURIFYING ORGANIC COMPOUNDS SUITABLE FOR CRYSTALLIZATION |
Also Published As
| Publication number | Publication date |
|---|---|
| CH521149A (de) | 1972-04-15 |
| FR2023382A1 (https=) | 1970-08-21 |
| DE1809104B2 (de) | 1972-02-10 |
| DE1809104A1 (de) | 1970-06-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |