of multistage type

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Patents Grantslast 30 patents

Information Patent Grant
Surge protection for a multistage compressor
- Patent number 11,768,014
- Issue date Sep 26, 2023
- Carrier Corporation
- Vishnu M. Sishtla
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Integral liquid ring and regenerative pump
- Patent number 5,096,386
- Issue date Mar 17, 1992
- Sundstrand Corporation
- John M. Kassel
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Lateral channel pump
- Patent number 4,408,952
- Issue date Oct 11, 1983
- Friedrich Schweinfurter
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3560104
- Patent number 3,560,104
- Issue date Feb 2, 1971
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3168871
- Patent number 3,168,871
- Issue date Feb 9, 1965
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3154020
- Patent number 3,154,020
- Issue date Oct 27, 1964
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
2864314
- Patent number 2,864,314
- Issue date Dec 16, 1958
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...