2020
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Invention
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Liquid level gage with c-plane sapphire.
The present invention provides a liquid level gage with... |
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Invention
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Magnetostrictive transmitter. The present invention provides a sensor assembly for a magnetostric... |
2018
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P/S
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Level switches and level transmitters for monitoring and controlling liquids in tanks and vessels |
2017
|
Invention
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Filtering system including impermeable extension for filtering element. The present invention pro... |
2015
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Invention
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Valve with different threads for preventing rotation of and locking bonnet within valve. The pres... |
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P/S
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Control valves for transferring natural gas flow between filtration units |
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P/S
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Filter elements for natural gas filters |
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P/S
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Level switches and level indicators for monitoring and controlling liquids in tanks and vessels |
2013
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Invention
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Liquid level system with blowdown feature. Liquid level indicators are connected to liquid column... |
|
Invention
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Liquid level system with blowdown feature. The present invention provides a liquid level system w... |
2009
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P/S
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Electrical illuminators for use with storage or processing vessels, tanks, and sight flow windows... |
2006
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P/S
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Electrical illuminators for use with fluid level indicators for industrial purposes |
2003
|
Invention
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Liquid level gage and illuminator therefor. The present invention provides a liquid level gage an... |
2001
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P/S
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Filters for machines, namely natural gas filtering units and liquid chemicals, oils, fuels, non-p... |
|
P/S
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Filters for machines, namely natural gas filtering units and liquid filtering units.
Natural gas ... |
1998
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P/S
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Fluoro-polymer coated glass for use in fluid level and flow indicating devices |
1996
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P/S
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fluid control valves and fluid level gauges [ and accessories therefor, namely, water columns ] i... |
1994
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P/S
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liquid level indicator and vapor indicator for use in water alarm system control applications |
1992
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P/S
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liquid level controls, liquid level gages, liquid level safety alarms, liquid level columns [, a... |
|
P/S
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instruments for visually monitoring and examining the properties of fluids in a tank, pipe or oth... |
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P/S
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sanitary sight windows and sight glasses |
1987
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P/S
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LIQUID LEVEL INDICATOR AND VAPOR INDICATOR |
1983
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P/S
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Sight Glass Used for Pipe Lines |
1982
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P/S
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Steam traps.
Industrial steam traps. |
1977
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P/S
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LIQUID LEVEL GAGES |
1974
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P/S
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Liquid level indicators and gages, both direct and remote.
Fluid control valves. |
1962
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P/S
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Liquid Level Gauges and Parts Thereof |
1955
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P/S
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Steam boiler fittings and furnishing comprising liquid gage valves, gage cocks and floats.
Steam ... |
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P/S
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Steam boiler fittings and furnishings, namely, liquid level gauges and indicators, parts and fitt... |
1948
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P/S
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STEAM BOILER FITTINGS AND FURNISHINGS, COMPRISING A LIQUID LEVEL ALARM DEVICE TO INDICATE LOW OR ... |
1947
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P/S
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LIQUID GAGE VALVES, GAGE COCKS AND FLOATS |
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P/S
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LIQUID LEVEL GAUGES AND INDICATORS, PARTS AND FITTINGS THEREOF |
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P/S
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LIQUID LEVEL COLUMNS, LIQUID LEVEL CONTROLS, LIQUID LEVEL SAFETY ALARMS, LIQUID LEVEL INDICATORS,... |