|
2026
|
P/S
|
Boilers, namely, fully condensing firetube boilers with integrated controls, for use in commercia... |
|
2024
|
P/S
|
Electric boilers; heating boilers |
|
2023
|
P/S
|
heating boilers; electric boilers |
|
|
Invention
|
High turndown combustion system and method. Combustion systems configured to achieve, and methods... |
|
2020
|
P/S
|
dual-pass counter flow firetube heating boiler and water heater systems for use in the commercial... |
|
2019
|
Invention
|
System and method for controlling water heater output temperature. A water heater system and meth... |
|
|
P/S
|
Heating boilers; water heaters |
|
2016
|
P/S
|
Heating boilers; Water heaters |
|
|
Invention
|
Fire tube heater.
A fire tube heater assembly, sometimes referred to as boilers and/or water hea... |
|
|
Invention
|
Fire tube heater. A fire tube heater assembly, sometimes referred to as boilers and/or water heat... |
|
2015
|
P/S
|
Water heaters; Heating boilers |
|
2014
|
P/S
|
Heating boilers; hot water heaters. |
|
|
P/S
|
Heating boilers and water heaters |
|
2012
|
P/S
|
Heating boilers; water heaters |