Purac Aktiebolag

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Lund, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of treating peroxide-containing wastewater
- Patent number 4,663,043
- Issue date May 5, 1987
- Purac Aktiebolag
- Nils L. Molin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of controlling an anaerobic treatment process
- Patent number 4,659,471
- Issue date Apr 21, 1987
- Purac Aktiebolag
- Nils L. Molin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Wastewater treatment method
- Patent number 4,632,759
- Issue date Dec 30, 1986
- Purac Aktiebolag
- Per-Erik Andersson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Wastewater treatment method
- Patent number 4,614,587
- Issue date Sep 30, 1986
- Purac Aktiebolag
- Per-Erik Andersson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for anaerobic wastewater treatment
- Patent number 4,597,872
- Issue date Jul 1, 1986
- Purac Aktiebolag
- Per-Erik Andersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE