David A. Barclay

Person

College Station, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pressure stepped microwave assisted digestion
- Patent number 10,527,530
- Issue date Jan 7, 2020
- CEM CORPORATION
- David A. Barclay
- G01 - MEASURING TESTING
Information Patent Grant
Pressure stepped microwave assisted digestion
- Patent number 10,067,043
- Issue date Sep 4, 2018
- CEM Corporation
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Pressure stepped microwave assisted digestion
- Patent number 9,943,823
- Issue date Apr 17, 2018
- CEM Corporation
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Pressure stepped microwave assisted digestion
- Patent number 9,237,608
- Issue date Jan 12, 2016
- CEM Corporation
- David A. Barclay
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High temperature high pressure vessel for microwave assisted chemistry
- Patent number 8,921,119
- Issue date Dec 30, 2014
- CEM Corporation
- Wyatt Hargett
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High temperature high pressure vessel for microwave assisted chemistry
- Patent number 7,829,040
- Issue date Nov 9, 2010
- CEM Corporation
- Wyatt Hargett, Jr.
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Use of continuously variable power in microwave assisted chemistry
- Patent number 6,288,379
- Issue date Sep 11, 2001
- CEM Corporation
- Gary Roger Greene
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Microwave apparatus and method for analysis of asphalt-aggregate co...
- Patent number 6,207,462
- Issue date Mar 27, 2001
- CEM Corporation
- David Allan Barclay
- G01 - MEASURING TESTING
Information Patent Grant
Microwave apparatus and method for analysis of asphalt-aggregate co...
- Patent number 6,190,917
- Issue date Feb 20, 2001
- CEM Corporation
- David Allan Barclay
- G01 - MEASURING TESTING
Information Patent Grant
Use of continuously variable power in microwave assisted chemistry
- Patent number 6,084,226
- Issue date Jul 4, 2000
- CEM Corporation
- Gary Roger Greene
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Microwave assisted chemical processes
- Patent number 5,972,711
- Issue date Oct 26, 1999
- CEM Corporation
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Microwave assisted chemical processes
- Patent number 5,840,583
- Issue date Nov 24, 1998
- CEM Corporation
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Microwave apparatus for controlling power levels in individual mult...
- Patent number 5,796,080
- Issue date Aug 18, 1998
- CEM Corporation
- William Edward Jennings
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Pressure Stepped Microwave Assisted Digestion
- Publication number 20180229208
- Publication date Aug 16, 2018
- CEM Corporation
- David A. Barclay
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Pressure Stepped Microwave Assisted Digestion
- Publication number 20170108415
- Publication date Apr 20, 2017
- CEM Corporation
- David A. Barclay
- G01 - MEASURING TESTING
Information Patent Application
Pressure Stepped Microwave Assisted Digestion
- Publication number 20160096162
- Publication date Apr 7, 2016
- CEM Corporation
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Pressure Stepped Microwave Assisted Digestion
- Publication number 20120074136
- Publication date Mar 29, 2012
- CEM Corporation
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PRESSURE STEPPED MICROWAVE ASSISTED DIGESTION
- Publication number 20110036705
- Publication date Feb 17, 2011
- David A. Barclay
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
High Temperature High Pressure Vessel for Microwave Assisted Chemistry
- Publication number 20110039351
- Publication date Feb 17, 2011
- CEM Corporation
- Wyatt Hargett, JR.
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
High Temperature High Pressure Vessel for Microwave Assisted Chemistry
- Publication number 20100227413
- Publication date Sep 9, 2010
- Wyatt Hargett, JR.
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Microwave apparatus and method for analysis of asphalt-aggregate co...
- Publication number 20010008773
- Publication date Jul 19, 2001
- David Allan Barclay
- G01 - MEASURING TESTING

David A. Barclay

Person

Patents Grantslast 30 patents

Pressure stepped microwave assisted digestion

Pressure stepped microwave assisted digestion

Pressure stepped microwave assisted digestion

Pressure stepped microwave assisted digestion

High temperature high pressure vessel for microwave assisted chemistry

High temperature high pressure vessel for microwave assisted chemistry

Use of continuously variable power in microwave assisted chemistry

Microwave apparatus and method for analysis of asphalt-aggregate co...

Microwave apparatus and method for analysis of asphalt-aggregate co...

Use of continuously variable power in microwave assisted chemistry

Microwave assisted chemical processes

Microwave assisted chemical processes

Microwave apparatus for controlling power levels in individual mult...

Patents Applicationslast 30 patents

Pressure Stepped Microwave Assisted Digestion

Pressure Stepped Microwave Assisted Digestion

Pressure Stepped Microwave Assisted Digestion

Pressure Stepped Microwave Assisted Digestion

PRESSURE STEPPED MICROWAVE ASSISTED DIGESTION

High Temperature High Pressure Vessel for Microwave Assisted Chemistry

High Temperature High Pressure Vessel for Microwave Assisted Chemistry

Microwave apparatus and method for analysis of asphalt-aggregate co...