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Self-relieving ball valve seat
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Patent number 11,143,313
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Issue date Oct 12, 2021
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Cameron International Corporation
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Mircea Balan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve with adaptive facial sealing ring
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Patent number 9,488,284
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Issue date Nov 8, 2016
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Cameron International Corporation
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Christophe Avdjian
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Bottom entry plastic ball valve
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Patent number 8,807,530
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Issue date Aug 19, 2014
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Guangdon Liansu Technology Industrial Co., Ltd.
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Jiyue Yang
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Top entry plastic ball valve
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Patent number 8,783,657
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Issue date Jul 22, 2014
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Guangdong Liansu Technology Industrial Co., Ltd.
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Jiyue Yang
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Systems and methods for deheading a coke drum
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Patent number 7,459,063
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Issue date Dec 2, 2008
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Curtiss-Wright Flow Control Corporation
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Ruben F. Lah
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Coke drum bottom throttling valve and system
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Patent number 7,399,384
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Issue date Jul 15, 2008
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Curtiss-Wright Flow Control Corporation
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Ruben F. Lah
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Coke drum bottom throttling valve and system
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Patent number 7,033,460
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Issue date Apr 25, 2006
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Curtiss-Wright Flow Control Corportaion
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Ruben F. Lah
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Coke drum bottom throttling valve and system
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Patent number 6,843,889
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Issue date Jan 18, 2005
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Curtiss-Wright Flow Control Corporation
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Ruben F. Lah
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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External valve operating means
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Patent number 5,590,680
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Issue date Jan 7, 1997
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Henry Valve Company
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Zbigniew H. Gugala
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Hemispherical ball valve
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Patent number 5,531,244
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Issue date Jul 2, 1996
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Conval, Inc.
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Chester A. Siver
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve
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Patent number 5,275,191
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Issue date Jan 4, 1994
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Brooks Bernard
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Shutoff and control valve
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Patent number 4,968,004
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Issue date Nov 6, 1990
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Metalpraecis Berchem - Schaberg Gesellschaft fur Metallformgebung mbH
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Rutger Berchem
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve and methods of fabrication
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Patent number 4,960,262
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Issue date Oct 2, 1990
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Sekisui Kagaku Kogyo Kabushiki Kaisha
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Mitsuharu Hashimoto
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valves for pipelines
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Patent number 4,953,587
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Issue date Sep 4, 1990
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T K Valve Limited
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John Steele
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve and methods of fabrication
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Patent number 4,883,253
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Issue date Nov 28, 1989
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Sekisui Kagaku Kogyo Kabushiki Kaisha
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Mitsuharu Hashimoto
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve
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Patent number 4,869,450
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Issue date Sep 26, 1989
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Sekisui Kagaku Kogyo Kabushiki Kaisha
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Shinji Takeda
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve
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Patent number 4,813,649
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Issue date Mar 21, 1989
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Sekisui Kagaku Kogyo Kabushiki Kaisha
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Shinji Takeda
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve
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Patent number 4,739,792
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Issue date Apr 26, 1988
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Neles Oy
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Jouko Tornberg
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fluid valve
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Patent number 4,546,790
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Issue date Oct 15, 1985
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Klinger AG
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Richard Huber
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rotary ball valve assembly
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Patent number 4,523,608
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Issue date Jun 18, 1985
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Shafco Industries Inc.
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Ivan O. Miller
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve and seal therefor
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Patent number 4,519,412
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Issue date May 28, 1985
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Cameron Iron Works, Inc.
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Angal J. Grazioli
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Cartridge-type valve
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Patent number 4,460,012
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Issue date Jul 17, 1984
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JGC Corporation
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Noboru Koumi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve
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Patent number 4,327,895
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Issue date May 4, 1982
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R & G Sloane Manufacturing Co.
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James J. Blumenkranz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Eccentric ball type valve
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Patent number 4,164,343
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Issue date Aug 14, 1979
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Henry Voyt Machine Co. Inc.
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Heinz Graebner
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...