Walter F. Lorenc

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Harvey, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Boiler water treating compositions
- Patent number 4,545,920
- Issue date Oct 8, 1985
- Nalco Chemical Company
- Walter F. Lorenc
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Carboxylate polymers for internal scale control agents in boiler sy...
- Patent number 4,457,847
- Issue date Jul 3, 1984
- Nalco Chemical Company
- Walter F. Lorenc
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Boiler treatment using amines and organophosphonate materials
- Patent number 4,011,171
- Issue date Mar 8, 1977
- Nalco Chemical Company
- Walter F. Lorenc
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE