Leif Holmberg

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for establishing contact between a liquid and a gas
- Patent number 4,028,244
- Issue date Jun 7, 1977
- European Plastic Machinery Mfg. A/S
- Leif Holmberg
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for establishing contact between a liquid and a gas
- Patent number 3,956,127
- Issue date May 11, 1976
- European Plastic Machinery MFG A/S
- Leif Holmberg
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE