NL138809B - Als verdringerpomp uitgevoerde vacuuempomp. - Google Patents
Als verdringerpomp uitgevoerde vacuuempomp.Info
- Publication number
- NL138809B NL138809B NL696908043A NL6908043A NL138809B NL 138809 B NL138809 B NL 138809B NL 696908043 A NL696908043 A NL 696908043A NL 6908043 A NL6908043 A NL 6908043A NL 138809 B NL138809 B NL 138809B
- Authority
- NL
- Netherlands
- Prior art keywords
- pump
- designed
- displacement
- vacuum pump
- vacuum
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/02—Liquid sealing for high-vacuum pumps or for compressors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F28/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2220/00—Application
- F04C2220/50—Pumps with means for introducing gas under pressure for ballasting
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691916394 DE1916394A1 (de) | 1969-03-31 | 1969-03-31 | Als Verdraengerpumpe ausgebildete Vakuumpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6908043A NL6908043A (nl) | 1970-10-02 |
NL138809B true NL138809B (nl) | 1973-05-15 |
Family
ID=5729864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL696908043A NL138809B (nl) | 1969-03-31 | 1969-05-27 | Als verdringerpomp uitgevoerde vacuuempomp. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3644702A (nl) |
CH (1) | CH482118A (nl) |
DE (1) | DE1916394A1 (nl) |
FR (1) | FR2040010A5 (nl) |
GB (1) | GB1274787A (nl) |
NL (1) | NL138809B (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4037524A1 (de) * | 1990-11-26 | 1992-05-27 | Leybold Ag | Lecksuchgeraet |
DE19852092B4 (de) * | 1998-11-12 | 2014-01-02 | Eichenauer Heizelemente Gmbh & Co. Kg | Wasserpumpe für Wasch- und Spülmaschinen mit integrierter Wassererwärmung |
US6454127B1 (en) | 2000-08-17 | 2002-09-24 | Sheree Suomela | Self-contained liquid dispenser with heating means |
DE102005008887A1 (de) * | 2005-02-26 | 2006-08-31 | Leybold Vacuum Gmbh | Einwellige Vakuum-Verdränderpumpe |
US8011898B2 (en) * | 2007-09-17 | 2011-09-06 | John P. Courier | High pressure radial pump |
-
1969
- 1969-03-31 DE DE19691916394 patent/DE1916394A1/de active Pending
- 1969-04-21 CH CH628969A patent/CH482118A/de not_active IP Right Cessation
- 1969-05-27 NL NL696908043A patent/NL138809B/nl unknown
-
1970
- 1970-03-03 GB GB00012/70D patent/GB1274787A/en not_active Expired
- 1970-03-26 FR FR7010854A patent/FR2040010A5/fr not_active Expired
- 1970-03-27 US US22580A patent/US3644702A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1916394A1 (de) | 1970-10-15 |
DE1916394B2 (nl) | 1975-04-03 |
FR2040010A5 (nl) | 1971-01-15 |
CH482118A (de) | 1969-11-30 |
NL6908043A (nl) | 1970-10-02 |
US3644702A (en) | 1972-02-22 |
GB1274787A (en) | 1972-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: BALZERS |