Craig Roger Bartels

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Selectively permeable graphene oxide membrane
- Patent number 11,117,101
- Issue date Sep 14, 2021
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Selectively permeable graphene oxide membrane
- Patent number 10,442,709
- Issue date Oct 15, 2019
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Aeration diffuser for pressurized liquid treatment module and metho...
- Patent number 9,731,230
- Issue date Aug 15, 2017
- Hydranautics
- Benjamin Robert Freeman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Brine seal for a filtration device
- Patent number 8,388,842
- Issue date Mar 5, 2013
- Hydranautics
- Irving Shelby
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Methods and materials for selective boron adsorption from aqueous s...
- Patent number 8,357,300
- Issue date Jan 22, 2013
- Hydranautics
- Il Juhn Roh
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Device for measuring permeate flow and permeate conductivity of ind...
- Patent number 7,584,061
- Issue date Sep 1, 2009
- Hydranautics
- Mark Wilf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods for reducing boron concentration in high salinity liquid
- Patent number 7,442,309
- Issue date Oct 28, 2008
- Hydranautics
- Mark Wilf
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Methods for improving filtration performance of hollow fiber membranes
- Patent number 7,378,024
- Issue date May 27, 2008
- Hydranautics
- Craig Bartels
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of treating reverse osmosis membrane element, and reverse os...
- Patent number 6,821,430
- Issue date Nov 23, 2004
- Nitto Denko Corporation
- Masaaki Andou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CONCENTRATION AND DIAFILTRATION OF OLIGONUCLEOTIDES
- Publication number 20240218006
- Publication date Jul 4, 2024
- HYDRANAUTICS
- Anand Kumar KRISHNAMURTHY
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20210229029
- Publication date Jul 29, 2021
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20210178336
- Publication date Jun 17, 2021
- Nitto Denko Corporation
- Shijun Zheng
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
GRAPHENE OXIDE MEMBRANE PROTECTIVE COATING
- Publication number 20200376442
- Publication date Dec 3, 2020
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20200376443
- Publication date Dec 3, 2020
- Nitto Denko Corporation
- Shijun Zheng
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20200261861
- Publication date Aug 20, 2020
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20200017377
- Publication date Jan 16, 2020
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20200016547
- Publication date Jan 16, 2020
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20190388842
- Publication date Dec 26, 2019
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE
- Publication number 20170174537
- Publication date Jun 22, 2017
- Nitto Denko Corporation
- Shijun Zheng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AERATION DIFFUSER FOR PRESSURIZED LIQUID TREATMENT MODULE AND METHO...
- Publication number 20150151224
- Publication date Jun 4, 2015
- HYDRANAUTICS
- Benjamin Robert Freeman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Methods and Materials for Selective Boron Adsorption from Aqueous S...
- Publication number 20120037565
- Publication date Feb 16, 2012
- HYDRANAUTICS
- Il Juhn ROH
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
BRINE SEAL FOR A FILTRATION DEVICE
- Publication number 20110174713
- Publication date Jul 21, 2011
- HYDRANAUTICS
- Irving SHELBY
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
DEVICE FOR MEASURING PERMEATE FLOW AND PERMEATE CONDUCTIVITY OF IND...
- Publication number 20090320563
- Publication date Dec 31, 2009
- HYDRANAUTICS
- Mark Wilf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Cross-flow filtration apparatus with biocidal feed spacer
- Publication number 20090314713
- Publication date Dec 24, 2009
- HYDRANAUTICS
- Irving Shelby
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHODS FOR REDUCING BORON CONCENTRATION IN HIGH SALINITY LIQUID
- Publication number 20090039020
- Publication date Feb 12, 2009
- HYDRANAUTICS
- Mark Wilf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Device for measuring permeate flow and permeate conductivity of ind...
- Publication number 20070209977
- Publication date Sep 13, 2007
- Mark Wilf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method for wetting hydrophobic porous polymeric membranes to improv...
- Publication number 20050147757
- Publication date Jul 7, 2005
- Il Juhn Roh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Submergible membrane modular filtration device having replaceable m...
- Publication number 20040188339
- Publication date Sep 30, 2004
- Hydranautics
- Pravin Murkute
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Methods for reducing boron concentration in high salinity liquid
- Publication number 20040065617
- Publication date Apr 8, 2004
- Hydranautics
- Mark Wilf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method for reducing boron concentration in high salinity liquid
- Publication number 20030230531
- Publication date Dec 18, 2003
- Hydranautics and Nitto Denko Corporation
- Mark Wilf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Methods for improving filtration performance of hollow fiber membranes
- Publication number 20030150807
- Publication date Aug 14, 2003
- Hydranautics
- Craig Bartels
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method of treating reverse osmosis membrane element, and reverse os...
- Publication number 20030066805
- Publication date Apr 10, 2003
- Masaaki Andou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Craig Roger Bartels

Person

Patents Grantslast 30 patents

Selectively permeable graphene oxide membrane

Selectively permeable graphene oxide membrane

Aeration diffuser for pressurized liquid treatment module and metho...

Brine seal for a filtration device

Methods and materials for selective boron adsorption from aqueous s...

Device for measuring permeate flow and permeate conductivity of ind...

Methods for reducing boron concentration in high salinity liquid

Methods for improving filtration performance of hollow fiber membranes

Method of treating reverse osmosis membrane element, and reverse os...

Patents Applicationslast 30 patents

CONCENTRATION AND DIAFILTRATION OF OLIGONUCLEOTIDES

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

GRAPHENE OXIDE MEMBRANE PROTECTIVE COATING

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

AERATION DIFFUSER FOR PRESSURIZED LIQUID TREATMENT MODULE AND METHO...

Methods and Materials for Selective Boron Adsorption from Aqueous S...

BRINE SEAL FOR A FILTRATION DEVICE

DEVICE FOR MEASURING PERMEATE FLOW AND PERMEATE CONDUCTIVITY OF IND...

Cross-flow filtration apparatus with biocidal feed spacer

METHODS FOR REDUCING BORON CONCENTRATION IN HIGH SALINITY LIQUID

Device for measuring permeate flow and permeate conductivity of ind...

Method for wetting hydrophobic porous polymeric membranes to improv...

Submergible membrane modular filtration device having replaceable m...

Methods for reducing boron concentration in high salinity liquid

Method for reducing boron concentration in high salinity liquid

Methods for improving filtration performance of hollow fiber membranes

Method of treating reverse osmosis membrane element, and reverse os...