Hans Kristoffer Olofsson

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Huddinge, SW

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Patents Grantslast 30 patents

Information Patent Grant
Device for driving a pump piston
- Patent number 4,026,196
- Issue date May 31, 1977
- Atlas Copco Aktiebolag
- Hans Kristoffer Olofsson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Screw rotor machine with axially balanced hollow thread rotor
- Patent number 3,947,163
- Issue date Mar 30, 1976
- Atlas Copco Aktiebolag
- Hans Kristoffer Olofsson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method and device for injection of liquid
- Patent number 3,941,520
- Issue date Mar 2, 1976
- Atlas Copco Aktiebolag
- Hans Kristoffer Olofsson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Screw rotor machine with hollow thread rotor enclosing a screw cam...
- Patent number 3,938,915
- Issue date Feb 17, 1976
- Atlas Copco Aktiebolag
- Hans Kristoffer Olofsson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES