2023
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P/S
|
Valve products, namely, gate valves for use in water and waste water systems in the nature of met... |
2022
|
Invention
|
Automatic control valve with micro-hydro generator. An automatic control valve is provided for ge... |
2021
|
P/S
|
Plumbing fittings, namely, valves |
|
P/S
|
Parts for valves, namely, metal mass for activating a valve |
2020
|
Invention
|
Tank tee assembly. A tank tee assembly includes a tank tee body including a tank tee inlet, a tan... |
2019
|
P/S
|
valve products, namely, gate valves for use in water and waste water systems in the nature of met... |
|
Invention
|
Check valve. A check valve is provided for use with, for example, variable frequency drives and o... |
|
Invention
|
Drain-back valve and method. A drain-back valve is provided for draining a submersible pump syste... |
2017
|
Invention
|
Drain-back check valve assembly. A drain-back check valve assembly includes a body having a passa... |
|
Invention
|
Tank tee assembly.
A tank tee assembly includes a tank tee body including a tank tee inlet, a ta... |
2016
|
P/S
|
Control Valves for Regulating the Flow of Liquids |
|
Invention
|
Valve assembly. A valve assembly is provided which, in one aspect, includes a check valve in seri... |
2015
|
P/S
|
Plumbing fittings, namely, check valve for submersible pumps used in the water and waste water in... |
|
P/S
|
Plumbing fittings, namely, check valves used in the chemical industry; plumbing fittings, namely,... |
|
Invention
|
Check valve.
A check valve is provided which may be installed horizontally or in other non-verti... |
|
P/S
|
Swing check valves for the municipal and industrial water and waste water industry, namely, plumb... |
|
Invention
|
Swing check valve. A swing check valve with a combination of a flapper and a spring return mechan... |
|
P/S
|
plumbing fittings, namely, check valves |
2014
|
P/S
|
Plumbing fittings, namely, plug valves for water, waste water and HVAC industries |
2013
|
Invention
|
Check valve for use with pumps controlled by variable frequency drives. A check valve is provided... |
|
P/S
|
Poppet head for a check valve used in the water system industry |
|
Invention
|
Back pressure valve. A back pressure valve comprises a pressure regulator housing affixed to a pr... |
|
P/S
|
Plumbing products, namely, fluid valves |
2012
|
Invention
|
Poppet |
|
Invention
|
Check valve. A check valve is provided for use with variable frequency drives and other applicati... |
2011
|
Invention
|
Check valve. A check valve is provided which may be installed horizontally or in other non-vertic... |
|
Invention
|
Check valve.
A check valve is provided capable of reducing the effects of fluid hammer and is ea... |
2009
|
P/S
|
check valves for the municipal and industrial water and waste water industry, namely, inline chec... |
2005
|
P/S
|
Plumbing products namely, fluid valves |
|
P/S
|
Swing check valves for the municipal and industrial water and waste water industry; namely, inlin... |
|
P/S
|
Plumbing products, namely fluid valves |
2001
|
Invention
|
Check valve and method of fabrication. A check valve comprising a casing having a flange extendin... |
|
P/S
|
Fusion epoxy coating that inhibits rust and corrosion on the interior and exterior surfaces of va... |
1999
|
P/S
|
Air relief and vacuum valves for municipal and industrial water and waste water distribution indu... |
1998
|
Invention
|
Check valve. A check valve having a valve housing with a pair of opposite end faces including an ... |
|
P/S
|
Water Pump Control Regulators |
1991
|
P/S
|
valve products; namely, check valves and foot valves for use in water systems |
1989
|
P/S
|
CHECK VALVES FOR THE WATER SYSTEM INDUSTRY; NAMELY, IN-LINE CHECK VALVES WHICH PREVENT BACKFLOW O... |