NL141511B - Werkwijze ter bereiding van pyrazinamidederivaten. - Google Patents
Werkwijze ter bereiding van pyrazinamidederivaten.Info
- Publication number
- NL141511B NL141511B NL686812003A NL141511DA NL141511B NL 141511 B NL141511 B NL 141511B NL 686812003 A NL686812003 A NL 686812003A NL 141511D A NL141511D A NL 141511DA NL 141511 B NL141511 B NL 141511B
- Authority
- NL
- Netherlands
- Prior art keywords
- pyrazinamide
- derivatives
- preparing
- pyrazinamide derivatives
- preparing pyrazinamide
- Prior art date
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
- B01D3/26—Fractionating columns in which vapour and liquid flow past each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction
-
- 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
- B01D3/18—Fractionating columns in which vapour bubbles through liquid with horizontal bubble plates
- B01D3/20—Bubble caps; Risers for vapour; Discharge pipes for liquid
- B01D3/205—Bubble caps
-
- 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
- B01D3/26—Fractionating columns in which vapour and liquid flow past each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction
- B01D3/28—Fractionating columns with surface contact and vertical guides, e.g. film action
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1240648A GB650121A (en) | 1948-05-05 | 1948-05-05 | Improvements relating to methods of fractionating vapours and apparatus therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL141511B true NL141511B (nl) |
Family
ID=10004009
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL686812003A NL141511B (nl) | 1948-05-05 | Werkwijze ter bereiding van pyrazinamidederivaten. | |
| NL69514D NL69514C (nl) | 1948-05-05 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL69514D NL69514C (nl) | 1948-05-05 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB650121A (nl) |
| NL (2) | NL69514C (nl) |
-
0
- NL NL686812003A patent/NL141511B/nl unknown
- NL NL69514D patent/NL69514C/xx active
-
1948
- 1948-05-05 GB GB1240648A patent/GB650121A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL69514C (nl) | |
| GB650121A (en) | 1951-02-14 |
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