| 9803925 | Thermal shielding system | Dec 19, 13 | Oct 31, 17 | PLANSEE SE |
| 9657994 | Arc furnace | Jun 12, 13 | May 23, 17 | PRIMETALS TECHNOLOGIES AUSTRIA GMBH |
| 9618266 | Ladle metallurgy furnace having improved roof | Oct 08, 13 | Apr 11, 17 | Superior Machine Co. of South Carolina, Inc. |
| 9500410 | Electric arc furnace | Mar 31, 09 | Nov 22, 16 | SMS CONCAST ITALIA S.P.A. CON SOCIO UNICO |
| 9453679 | Industrial furnace cover | Dec 30, 11 | Sep 27, 16 | REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG |
| 9429363 | Lift and pivot device for a cover of a furnace and furnace system and method for charging and servicing such a furnace system | Sep 29, 11 | Aug 30, 16 | PRIMETALS TECHNOLOGIES AUSTRIA GMBH, SIEMENS AKTIENGESELLSCHAFT, SIEMENS VAI METALS TECHNOLOGIES GMBH, |
| 9388569 | Bridgelike support structure made of fireproof ceramic bricks | Oct 24, 12 | Jul 12, 16 | REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG |
| 9310132 | Replaceable insulation roof for industrial oven | Feb 08, 13 | Apr 12, 16 | Carbonyx, Inc. |
| 9194013 | Hot blast stove dome and hot blast stove | Feb 14, 11 | Nov 24, 15 | ALLIED MINERAL PRODUCTS, INC. |
| 8961866 | Apparatus for melting and refining impure nonferrous metals, particularly scraps of copper and/or impure copper originating from the processing of minerals | Aug 04, 11 | Feb 24, 15 | Not available |
| 8891584 | Shaft high temperature continuous graphitizing furnace | Feb 04, 11 | Nov 18, 14 | Miluo Xinxiang Carbon Products Co., Ltd |
| 8858867 | Ladle metallurgy furnace having improved roof | Feb 01, 11 | Oct 14, 14 | SUPERIOR MACHINE CO. OF SOUTH CAROLINA, Superior Machine Co. of South Carolina, Inc., |
| 8780952 | Roof system for electric arc furnace and method for manufacturing the same | Apr 05, 10 | Jul 15, 14 | Not available |
| 8693518 | High temperature industrial furnace roof system | Sep 09, 09 | Apr 08, 14 | MERKLE INTERNATIONAL, INC. |
| 8428096 | Removable filler module | May 01, 07 | Apr 23, 13 | MERKLE INTERNATIONAL, INC. |
| 7830947 | Furnace installation and method for melting down metallic or metal-containing charge materials | Feb 17, 06 | Nov 09, 10 | SMS SIEMAG AKTIENGESELLSCHAFT |
| 7592570 | Oven with convection air current and energy savings features | Sep 14, 07 | Sep 22, 09 | LINCOLN FOODSERVICE PRODUCTS LLC |
| 6724802 | Cooling and support systems for furnace roofs | Jun 04, 03 | Apr 20, 04 | HATCH LTD. |
| 6660972 | Container for storing hazardous material and a method of enclosing hazardous material in a concrete container body | Oct 26, 01 | Dec 09, 03 | OYSTER INTERNATIONAL N.V. |
| 6655955 | Coolable arched roof | Dec 31, 02 | Dec 02, 03 | VON ROLL UMWELTTECHNIK AG |