Frank J. Castaldi

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Austin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for removal of selenium from FGD scrubber purge w...
- Patent number 6,235,204
- Issue date May 22, 2001
- Radian International LLC
- Frank J. Castaldi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Bio-slurry reaction system and process for hazardous waste treatment
- Patent number 5,232,596
- Issue date Aug 3, 1993
- Radian Corporation
- Frank J. Castaldi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Process for wastewater treatment
- Patent number 4,790,940
- Issue date Dec 13, 1988
- Radian Corporation
- Frank J. Castaldi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for wastewater treatment
- Patent number 4,737,289
- Issue date Apr 12, 1988
- Radian Corporation
- Frank J. Castaldi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE