NO135298B - - Google Patents
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- Publication number
- NO135298B NO135298B NO2321/72A NO232172A NO135298B NO 135298 B NO135298 B NO 135298B NO 2321/72 A NO2321/72 A NO 2321/72A NO 232172 A NO232172 A NO 232172A NO 135298 B NO135298 B NO 135298B
- Authority
- NO
- Norway
- Prior art keywords
- zone
- extraction system
- temperature
- stripping
- pressure
- Prior art date
Links
- 238000000605 extraction Methods 0.000 claims description 79
- 238000004821 distillation Methods 0.000 claims description 47
- 239000002904 solvent Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 30
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 229930195733 hydrocarbon Natural products 0.000 claims description 13
- 150000002430 hydrocarbons Chemical class 0.000 claims description 13
- 239000012071 phase Substances 0.000 claims description 12
- 239000004215 Carbon black (E152) Substances 0.000 claims description 10
- 238000009835 boiling Methods 0.000 claims description 9
- 125000003118 aryl group Chemical group 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 2
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 15
- 239000000047 product Substances 0.000 description 15
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 239000010410 layer Substances 0.000 description 4
- 239000012044 organic layer Substances 0.000 description 4
- 239000008096 xylene Substances 0.000 description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000003125 aqueous solvent Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 150000003738 xylenes Chemical class 0.000 description 3
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229950000688 phenothiazine Drugs 0.000 description 2
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 238000001833 catalytic reforming Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 150000002990 phenothiazines Chemical class 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/14—Distribution frames
- H04Q1/141—Details of connexions between cable and distribution frame
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/26—Pin or blade contacts for sliding co-operation on one side only
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Multi-Conductor Connections (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7204818A FR2172470A5 (fr) | 1972-02-14 | 1972-02-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135298B true NO135298B (fr) | 1976-12-06 |
| NO135298C NO135298C (fr) | 1977-03-16 |
Family
ID=9093431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO232172A NO135298C (fr) | 1972-02-14 | 1972-06-28 |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE785724A (fr) |
| DE (1) | DE2250556A1 (fr) |
| ES (1) | ES404729A1 (fr) |
| FR (1) | FR2172470A5 (fr) |
| GB (1) | GB1401797A (fr) |
| IT (1) | IT962407B (fr) |
| LU (1) | LU65591A1 (fr) |
| NL (1) | NL7209707A (fr) |
| NO (1) | NO135298C (fr) |
| SE (1) | SE391075B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3992076A (en) * | 1975-06-10 | 1976-11-16 | E. I. Du Pont De Nemours And Company | Circuit board socket |
| DE3614063C3 (de) * | 1986-04-23 | 1994-02-24 | Krone Ag | Verteilereinrichtung, insbesondere für den Hauptverteiler von Fernsprechanlagen |
| US5145401A (en) * | 1991-05-28 | 1992-09-08 | Superior Modular Products, Inc. | Electrical connector having improved spring contacts |
-
1972
- 1972-02-14 FR FR7204818A patent/FR2172470A5/fr not_active Expired
- 1972-06-26 LU LU65591D patent/LU65591A1/xx unknown
- 1972-06-28 NO NO232172A patent/NO135298C/no unknown
- 1972-06-30 BE BE785724A patent/BE785724A/fr unknown
- 1972-07-04 IT IT2658872A patent/IT962407B/it active
- 1972-07-05 SE SE884172A patent/SE391075B/xx unknown
- 1972-07-11 ES ES404729A patent/ES404729A1/es not_active Expired
- 1972-07-13 NL NL7209707A patent/NL7209707A/xx not_active Application Discontinuation
- 1972-07-18 GB GB3353472A patent/GB1401797A/en not_active Expired
- 1972-10-14 DE DE19722250556 patent/DE2250556A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NO135298C (fr) | 1977-03-16 |
| IT962407B (it) | 1973-12-20 |
| BE785724A (fr) | 1972-10-16 |
| DE2250556A1 (de) | 1973-08-23 |
| GB1401797A (en) | 1975-07-30 |
| LU65591A1 (fr) | 1972-10-25 |
| SE391075B (sv) | 1977-01-31 |
| ES404729A1 (es) | 1975-06-16 |
| NL7209707A (fr) | 1973-08-16 |
| FR2172470A5 (fr) | 1973-09-28 |
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