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Douglas Cornett
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Louisville, KY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Device and method for loading pellets into reactor tubes
Patent number
11,590,471
Issue date
Feb 28, 2023
Tubemaster, Inc.
Clifford L Johns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device and method for loading pellets
Patent number
11,103,842
Issue date
Aug 31, 2021
Tubemaster, Inc.
Douglas K Cornett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device and method for loading pellets
Patent number
10,710,039
Issue date
Jul 14, 2020
Tubemaster, Inc.
Douglas K Cornett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for loading pellets
Patent number
10,493,417
Issue date
Dec 3, 2019
Tubemaster, Inc.
Douglas Keith Cornett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device for injecting gas into the tubes of a chemical reactor
Patent number
9,205,391
Issue date
Dec 8, 2015
Extundo Incorporated
Clifford L. Johns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Carrying case conversion to desk
Patent number
8,752,912
Issue date
Jun 17, 2014
Extundo Incorporated
Clifford L. Johns
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method for marking tubes in a shell and tube heat exchanger
Patent number
8,752,291
Issue date
Jun 17, 2014
Extundo Incorporated
Clifford L. Johns
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Loading arrangement including a dam for confining catalyst and othe...
Patent number
8,562,270
Issue date
Oct 22, 2013
Extundo Incorporated
Clifford L. Johns
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Patents Applications
last 30 patents
Information
Patent Application
Device and Method for Loading Pellets Into Reactor Tubes
Publication number
20210220787
Publication date
Jul 22, 2021
Tubemaster, Inc.
Clifford L Johns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Device and Method for Loading Pellets
Publication number
20200353433
Publication date
Nov 12, 2020
Tubemaster, Inc.
Douglas K Cornett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for Loading Pellets
Publication number
20180304219
Publication date
Oct 25, 2018
Tubemaster, Inc.
Douglas Keith Cornett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Device and Method for Loading Pellets
Publication number
20180141016
Publication date
May 24, 2018
Tubemaster, Inc.
Douglas K. Cornett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVICE FOR INJECTING GAS INTO THE TUBES OF A CHEMICAL REACTOR
Publication number
20130160882
Publication date
Jun 27, 2013
Extundo Incorporated
Clifford L. Johns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVICE FOR UNLOADING CATALYST FROM A REACTOR VESSEL
Publication number
20120237412
Publication date
Sep 20, 2012
Extundo Incorporated
Clifford L. Johns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR MARKING TUBES IN A SHELL AND TUBE HEAT EXCHANGER
Publication number
20120137517
Publication date
Jun 7, 2012
Tubemaster, Inc.
Clifford L. Johns
F28 - HEAT EXCHANGE IN GENERAL