NL7115136A - - Google Patents
Info
- Publication number
- NL7115136A NL7115136A NL7115136A NL7115136A NL7115136A NL 7115136 A NL7115136 A NL 7115136A NL 7115136 A NL7115136 A NL 7115136A NL 7115136 A NL7115136 A NL 7115136A NL 7115136 A NL7115136 A NL 7115136A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/163—Plates with valves
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1603270A CH515055A (de) | 1970-11-04 | 1970-11-04 | Vorrichtung zum Auswaschen von Maleinsäureanhydrid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7115136A true NL7115136A (enExample) | 1972-05-08 |
Family
ID=4413924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7115136A NL7115136A (enExample) | 1970-11-04 | 1971-11-03 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE774943A (enExample) |
| CH (1) | CH515055A (enExample) |
| DE (1) | DE2153581A1 (enExample) |
| FR (1) | FR2113582A5 (enExample) |
| IT (1) | IT946030B (enExample) |
| NL (1) | NL7115136A (enExample) |
| ZA (1) | ZA717398B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9199206B2 (en) * | 2010-05-11 | 2015-12-01 | Sulzer Chemtech Ag | Contact tray for a mass transfer column |
-
1970
- 1970-11-04 CH CH1603270A patent/CH515055A/de not_active IP Right Cessation
-
1971
- 1971-10-27 DE DE19712153581 patent/DE2153581A1/de active Pending
- 1971-10-30 IT IT30610/71A patent/IT946030B/it active
- 1971-11-03 NL NL7115136A patent/NL7115136A/xx unknown
- 1971-11-04 BE BE774943A patent/BE774943A/xx unknown
- 1971-11-04 ZA ZA717398A patent/ZA717398B/xx unknown
- 1971-11-04 FR FR7139618A patent/FR2113582A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH515055A (de) | 1971-11-15 |
| BE774943A (fr) | 1972-03-01 |
| IT946030B (it) | 1973-05-21 |
| DE2153581A1 (enExample) | 1972-05-10 |
| ZA717398B (en) | 1972-07-26 |
| FR2113582A5 (en) | 1972-06-23 |