9989252 | Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter | May 30, 14 | Jun 05, 18 | Noritz Corporation |
9982811 | Flexible chimney hose liner | Jun 03, 15 | May 29, 18 | Hose Master, LLC |
9890952 | Exhaust structure for combustion apparatus and construction method thereof | Apr 03, 15 | Feb 13, 18 | NORITZ CORPORATION |
9873932 | Lean austenitic stainless steel containing stabilizing elements | Aug 05, 15 | Jan 23, 18 | ATI PROPERTIES LLC |
9822435 | Lean austenitic stainless steel | Aug 05, 15 | Nov 21, 17 | ATI PROPERTIES LLC |
9784447 | Flexible universal flue pipe connector with damper and sweep access (connector with damper and access) | Dec 27, 12 | Oct 10, 17 | Not available |
9644841 | Chimney duct | Jan 23, 09 | May 09, 17 | The Schebler Co. |
9341368 | Method of installing exhaust tube | Aug 22, 14 | May 17, 16 | NORITZ CORPORATION |
9285066 | Positive pressure pipe coupling | Oct 29, 09 | Mar 15, 16 | CHEMINEE SECURITE INTERNATIONAL LTEE |
9140450 | Retrofitted corrosive resistant venting system | Apr 21, 09 | Sep 22, 15 | M&G DURAVENT, M&G DURAVENT, INC., |
7798891 | Chimney lining and venting apparatus for use with emissions from an appliance, and method of assembly | Jan 25, 08 | Sep 21, 10 | NOBLE CORPORATION |
7766731 | Exhaust gas chimney | Dec 05, 06 | Aug 03, 10 | MAN DIESEL & TURBO SE |
7757686 | Vent assembly for combustion gases generated by an appliance | Mar 02, 06 | Jul 20, 10 | FIELD CONTROLS, LLC |
7090142 | Hot air aggregate | Jun 18, 03 | Aug 15, 06 | Not available |
5393260 | Flexible double wall vent pipe | Dec 10, 93 | Feb 28, 95 | ELJER MANUFACTURING, INC., SELKIRK LLC, |
4865013 | Self-adjusting telescoping concentric flue assembly | Nov 25, 88 | Sep 12, 89 | NORDYNE INC. |
4745851 | Process for the construction of a gas-tight, thermally insulated lining for a free-standing stack | Aug 08, 86 | May 24, 88 | Hoechst Aktiengesellschaft |
4681025 | Chimney stack having erodable liner with electrical generating capacity | Apr 22, 86 | Jul 21, 87 | Not available |
4391070 | Chimney | Feb 27, 81 | Jul 05, 83 | Babcock-Bau GmbH |
4306491 | Flue system for wood burning stoves | Nov 26, 79 | Dec 22, 81 | Not available |