Waterworks International Inc.

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Woburn, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Liquid hydrate regeneration of contaminated acids
- Patent number 6,451,269
- Issue date Sep 17, 2002
- Waterworks International, Inc.
- Lawrence D. Conant
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Waste acid recovery
- Patent number 6,159,382
- Issue date Dec 12, 2000
- Waterworks International Inc.
- Lawrence D. Conant
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid hydrate regeneration of contaminated acids
- Patent number 6,106,795
- Issue date Aug 22, 2000
- Waterworks International
- Lawrence D. Conant
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Freeze crystallization for the removal of water from a solution of...
- Patent number 5,575,160
- Issue date Nov 19, 1996
- Waterworks International, Inc.
- Arie Keus
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Freeze crystrallization for the removal of water from a solution of...
- Patent number 5,537,832
- Issue date Jul 23, 1996
- Waterworks International, Inc.
- Arie Keus
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Freeze crystallization for the removal of water from a solution of...
- Patent number 5,394,706
- Issue date Mar 7, 1995
- Waterworks International, Inc.
- Arie Keus
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
75465249 - CRYSTALX RECOVERY
- Serial number 75465249
- Registration number 2366868
- Filing date Apr 9, 1998
- Waterworks International, Inc.
- 40 - Treatment of materials
Information Trademark
75465220 - CRYSTALX
- Serial number 75465220
- Registration number 2366867
- Filing date Apr 9, 1998
- Waterworks International, Inc.
- 40 - Treatment of materials