International Environmental Systems, Inc., USA

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Latham, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Biological process for groundwater and wastewater treatment
- Patent number 5,451,320
- Issue date Sep 19, 1995
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Liquid treatment system with air emission control
- Patent number 5,399,267
- Issue date Mar 21, 1995
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Sequencing batch liquid treatment
- Patent number 5,354,458
- Issue date Oct 11, 1994
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Combined coarse and fine bubble separation system
- Patent number 5,275,732
- Issue date Jan 4, 1994
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for liquid treatment
- Patent number 5,256,299
- Issue date Oct 26, 1993
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Water and wastewater treatment system
- Patent number 5,240,600
- Issue date Aug 31, 1993
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for filtration with plural ultraviolet treatme...
- Patent number 5,236,595
- Issue date Aug 17, 1993
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for purifying and compacting solid wastes
- Patent number 5,232,584
- Issue date Aug 3, 1993
- International Environmental Systems, Inc., USA
- Lawrence K. Wang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL

International Environmental Systems, Inc., USA

Organization

Patents Grantslast 30 patents

Biological process for groundwater and wastewater treatment

Liquid treatment system with air emission control

Sequencing batch liquid treatment

Combined coarse and fine bubble separation system

Method and apparatus for liquid treatment

Water and wastewater treatment system

Method and apparatus for filtration with plural ultraviolet treatme...

Method and apparatus for purifying and compacting solid wastes

Patents Applicationslast 30 patents

Trademarklast 30 trademarks