-
-
Chromia-containing refractory
-
Patent number 8,658,552
-
Issue date Feb 25, 2014
-
Harbison-Walker Refractories Company
-
H. David Prior
-
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
-
-
Refractory brick
-
Patent number D598572
-
Issue date Aug 18, 2009
-
Harbison-Walker Refractories Company
-
John J. Stephansky
-
D25 - Building units and construction elements
-
Refractory block
-
Patent number D591778
-
Issue date May 5, 2009
-
Harbison-Walker Refractories Company
-
John J. Stephansky
-
D15 - Machines not elsewhere specified
-
Refractory block
-
Patent number D567829
-
Issue date Apr 29, 2008
-
Harbison-Walker Refractories Company
-
John J. Stephansky
-
D15 - Machines not elsewhere specified
-
-
-
-
-
-
-
-
-
-
Ladle brick leveling set
-
Patent number 5,824,263
-
Issue date Oct 20, 1998
-
Harbison-Walker Refractories Company
-
Edward L. Erny
-
B22 - CASTING POWDER METALLURGY
-
Fiber reinforced spray mix
-
Patent number 5,770,536
-
Issue date Jun 23, 1998
-
Harbison-Walker Refractories Company
-
Peter T. Sutor
-
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
-
Interconnected door jamb brick
-
Patent number 5,761,859
-
Issue date Jun 9, 1998
-
Harbison-Walker Refractories Company
-
Kevin J. Duda
-
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
-
-
Removable reference plate
-
Patent number 5,750,878
-
Issue date May 12, 1998
-
Harbison-Walker Refractories Company
-
Brian Joseph Bliss
-
G01 - MEASURING TESTING
-
Beneficiation of flake graphite
-
Patent number 5,518,189
-
Issue date May 21, 1996
-
Harbison-Walker Refractories Company
-
Tony Grondin
-
C01 - INORGANIC CHEMISTRY
-
77435927 - ALCOR
-
Serial number 77435927
-
Registration number 3640835
-
Filing date Mar 31, 2008
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
77435940 - EXCELERATE
-
Serial number 77435940
-
Registration number 3683946
-
Filing date Mar 31, 2008
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
77116816 - ARMORLITE
-
Serial number 77116816
-
Registration number 3544212
-
Filing date Feb 27, 2007
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
77112176 - SHOT-TECH
-
Serial number 77112176
-
Filing date Feb 21, 2007
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
77086649 - SHOT-TECH
-
Serial number 77086649
-
Registration number 3496490
-
Filing date Jan 19, 2007
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
78520731 - KORUNDAL
-
Serial number 78520731
-
Registration number 3121947
-
Filing date Nov 22, 2004
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
78519168 - VEGA
-
Serial number 78519168
-
Filing date Nov 18, 2004
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
78486716 - AH
-
Serial number 78486716
-
Registration number 3099259
-
Filing date Sep 21, 2004
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
78389678 - ON-LINE
-
Serial number 78389678
-
Registration number 2990631
-
Filing date Mar 24, 2004
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
78191034 - HW HARBISON-WALKER REFRACTORIES COMPANY
-
Serial number 78191034
-
Registration number 3039863
-
Filing date Dec 4, 2002
-
Harbison-Walker Refractories Company
-
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
-
78190584 - TRI-FIRE
-
Serial number 78190584
-
Registration number 2922579
-
Filing date Dec 3, 2002
-
Harbison-Walker Refractories Company
-
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
-
78165418 - AUREX
-
Serial number 78165418
-
Registration number 2829860
-
Filing date Sep 18, 2002
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
78119259 - CROWNSEAL
-
Serial number 78119259
-
Registration number 2675247
-
Filing date Apr 3, 2002
-
HARBISON-WALKER REFRACTORIES COMPANY
-
19 - Building materials (non-metallic)
-
76221747 - HPV
-
Serial number 76221747
-
Registration number 2679860
-
Filing date Mar 8, 2001
-
HARBISON-WALKER REFRACTORIES COMPANY
-
19 - Building materials (non-metallic)
-
75532094 - REFIN-AL
-
Serial number 75532094
-
Registration number 2301795
-
Filing date Aug 6, 1998
-
HARBISON-WALKER REFRACTORIES COMPANY
-
19 - Building materials (non-metallic)
-
75138225 - KALAKAST AR
-
Serial number 75138225
-
Registration number 2202453
-
Filing date Jul 16, 1996
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72284660 - TOPEX S
-
Serial number 72284660
-
Registration number 856330
-
Filing date Nov 13, 1967
-
HARBISON-WALKER REFRACTORIES COMPANY
-
19 - Building materials (non-metallic)
-
72257857 - OXILINE KL
-
Serial number 72257857
-
Registration number 839844
-
Filing date Nov 3, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72257858 - OXILINE B
-
Serial number 72257858
-
Registration number 840737
-
Filing date Nov 3, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72257854 - OXILINE LV
-
Serial number 72257854
-
Registration number 836975
-
Filing date Nov 3, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72257855 - OXILINE K
-
Serial number 72257855
-
Registration number 839843
-
Filing date Nov 3, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72257856 - OXILINE CL
-
Serial number 72257856
-
Registration number 836976
-
Filing date Nov 3, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72257859 - NUCON 60
-
Serial number 72257859
-
Registration number 840738
-
Filing date Nov 3, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72257387 - O
-
Serial number 72257387
-
Registration number 843956
-
Filing date Oct 27, 1966
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72228256 - GUIDON
-
Serial number 72228256
-
Registration number 809125
-
Filing date Sep 21, 1965
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72225025 - 695 PLASTIC
-
Serial number 72225025
-
Registration number 809120
-
Filing date Aug 5, 1965
-
HARBISON-WALKER REFRACTORIES COMPANY
-
19 - Building materials (non-metallic)
-
72223405 - NUCON
-
Serial number 72223405
-
Registration number 812390
-
Filing date Jul 15, 1965
-
HARBISON-WALKER REFRACTORIES COMPANY
-
19 - Building materials (non-metallic)
-
72222933 - CXB
-
Serial number 72222933
-
Registration number 805423
-
Filing date Jul 8, 1965
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72222934 - H-WC-MIX
-
Serial number 72222934
-
Registration number 808329
-
Filing date Jul 8, 1965
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)
-
72222935 - KXD
-
Serial number 72222935
-
Registration number 805424
-
Filing date Jul 8, 1965
-
Harbison-Walker Refractories Company
-
19 - Building materials (non-metallic)