DD121820A5 - - Google Patents
Info
- Publication number
- DD121820A5 DD121820A5 DD18843275A DD18843275A DD121820A5 DD 121820 A5 DD121820 A5 DD 121820A5 DD 18843275 A DD18843275 A DD 18843275A DD 18843275 A DD18843275 A DD 18843275A DD 121820 A5 DD121820 A5 DD 121820A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/02—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by absorption or adsorption
- F04B37/04—Selection of specific absorption or adsorption materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Sorption Type Refrigeration Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL17425074A PL94053B3 (en) | 1974-09-20 | 1974-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD121820A5 true DD121820A5 (en) | 1976-08-20 |
Family
ID=19968999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18843275A DD121820A5 (en) | 1974-09-20 | 1975-09-18 |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH594136A5 (en) |
| CS (1) | CS178845B2 (en) |
| DD (1) | DD121820A5 (en) |
| DE (1) | DE2541708C2 (en) |
| FR (1) | FR2285530A1 (en) |
| PL (1) | PL94053B3 (en) |
-
1974
- 1974-09-20 PL PL17425074A patent/PL94053B3/pl unknown
-
1975
- 1975-09-12 CH CH1186775A patent/CH594136A5/xx not_active IP Right Cessation
- 1975-09-18 DE DE19752541708 patent/DE2541708C2/en not_active Expired
- 1975-09-18 CS CS633575A patent/CS178845B2/en unknown
- 1975-09-18 DD DD18843275A patent/DD121820A5/xx unknown
- 1975-09-19 FR FR7528793A patent/FR2285530A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CH594136A5 (en) | 1977-12-30 |
| FR2285530B1 (en) | 1980-11-07 |
| CS178845B2 (en) | 1977-10-31 |
| DE2541708C2 (en) | 1982-04-01 |
| PL94053B3 (en) | 1977-07-30 |
| DE2541708A1 (en) | 1976-04-08 |
| FR2285530A1 (en) | 1976-04-16 |