Francis K. Didden

Person

Wallingford, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Mineral separation using functionalized membranes
- Patent number 11,731,143
- Issue date Aug 22, 2023
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Method and system for releasing mineral from synthetic bubbles and...
- Patent number 11,135,597
- Issue date Oct 5, 2021
- CiDRA CORPORATE SERVICES LLC
- Paul J. Rothman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Mineral separation using sized-, weight- or magnetic-based polymer...
- Patent number 11,117,141
- Issue date Sep 14, 2021
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Recovery media for mineral processing
- Patent number 10,835,905
- Issue date Nov 17, 2020
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Transportable modular system for enhanced mineral recovery, from ta...
- Patent number 10,427,166
- Issue date Oct 1, 2019
- CiDRA Corporate Services Inc.
- Francis K. Didden
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Flotation separation using lightweight synthetic beads or bubbles
- Patent number 10,357,782
- Issue date Jul 23, 2019
- CiDRA CORPORATE SERVICES LLC
- Paul J. Rothman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Dimensionally controlled ‘engineered polymer bubble’ for flotation...
- Patent number 10,245,597
- Issue date Apr 2, 2019
- CiDRA Corporate Services Inc.
- Francis K. Didden
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Re-lined pipe technique for wear mitigation in slurry transport pip...
- Patent number 10,099,251
- Issue date Oct 16, 2018
- CiDRA Corporate Services Inc.
- Alan D. Kersey
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Smart pipe concept based on embedded taggant-sensor and/or color-en...
- Patent number 10,060,570
- Issue date Aug 28, 2018
- Cidra Corporate Services, Inc
- Alan D. Kersey
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for releasing mineral from synthetic bubbles and...
- Patent number 9,981,271
- Issue date May 29, 2018
- CiDRA CORPORATE SERVICES LLC
- Paul J. Rothman
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Techniques for transporting synthetic beads or bubbles in a flotati...
- Patent number 9,981,272
- Issue date May 29, 2018
- Cidra Corporate Services, Inc
- Paul J. Rothman
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Mineral recovery in tailings using functionalized polymers
- Patent number 9,943,860
- Issue date Apr 17, 2018
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Mineral separation using sized-, weight- or magnetic-based polymer...
- Patent number 9,827,574
- Issue date Nov 28, 2017
- Cidra Corporate Services, Inc
- Paul J. Rothman
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Apparatus having polymer surfaces having a siloxane functional group
- Patent number 9,731,221
- Issue date Aug 15, 2017
- Cidra Corporate Services, Inc
- Paul J. Rothman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Synthetic beads/bubbles functionalized with molecules for attractin...
- Patent number 9,352,335
- Issue date May 31, 2016
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Synthetic bubbles or beads having hydrophobic surface
- Patent number 9,327,294
- Issue date May 3, 2016
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Mineral separation using functionalized filters and membranes
- Patent number 9,302,270
- Issue date Apr 5, 2016
- CiDRA Corporate Services Inc.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

Patents Applicationslast 30 patents

Information Patent Application
OPEN CELL OR RETICULATED FOAM HAVING 3-DIMENSIONAL OPEN-NETWORK STR...
- Publication number 20210379603
- Publication date Dec 9, 2021
- CiDRA CORPORATE SERVICES LLC
- Paul J. ROTHMAN
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
METHOD AND SYSTEM FOR RELEASING MINERAL FROM SYNTHETIC BUBBLES AND...
- Publication number 20190201914
- Publication date Jul 4, 2019
- CiDRA CORPORATE SERVICES LLC
- Paul J. ROTHMAN
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
MINERAL SEPARATION USING SIZED-, WEIGHT- OR MAGNETIC-BASED POLYMER...
- Publication number 20180200730
- Publication date Jul 19, 2018
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
TRANSPORTABLE MODULAR SYSTEM FOR ENHANCED MINERAL RECOVERY, FROM TA...
- Publication number 20170361333
- Publication date Dec 21, 2017
- CiDRA Corporate Services, Inc.
- Francis K. DIDDEN
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
RE-LINED PIPE TECHNIQUE FOR WEAR MITIGATION IN SLURRY TRANSPORT PIP...
- Publication number 20170234476
- Publication date Aug 17, 2017
- CiDRA COPORATE SERVICES INC.
- Alan D. KERSEY
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
RECOVERY MEDIA FOR MINERAL PROCESSING, USING OPEN CELL OR RETICULAT...
- Publication number 20170232451
- Publication date Aug 17, 2017
- CIDRA CORPORATE SERVICES INC.
- Paul J. ROTHMAN
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
POLYMER SURFACES HAVING A SILOXANE FUNCTIONAL GROUP
- Publication number 20160067631
- Publication date Mar 10, 2016
- CIDRA CORPORATE SERVICES INC.
- Paul J. ROTHMAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SMART PIPE CONCEPT BASED ON EMBEDDED TAGGANT-SENSOR AND/OR COLOR-EN...
- Publication number 20150345688
- Publication date Dec 3, 2015
- CIDRA Corporate Services Inc.
- Alan D. KERSEY
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
MINERAL RECOVERY IN TAILINGS USING FUNCTIONALIZED POLYMERS
- Publication number 20150209799
- Publication date Jul 30, 2015
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
RE-LINED PIPE TECHNIQUE FOR WEAR MITIGATION IN SLURRY TRANSPORT PIP...
- Publication number 20150140228
- Publication date May 21, 2015
- CIDRA CORPORATE SERVICES INC.
- Alan D. Kersey
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DIMENSIONALLY CONTROLLED 'ENGINEERED POLYMER BUBBLE' FOR FLOTATION...
- Publication number 20150083646
- Publication date Mar 26, 2015
- CIDRA CORPORATE SERVICES INC.
- Francis K. Didden
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
SYNTHETIC BEADS/BUBBLES FUNCTIONALIZED WITH MOLECULES FOR ATTRACTIN...
- Publication number 20140227520
- Publication date Aug 14, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
SYNTHETIC BUBBLES OR BEADS HAVING HYDROPHOBIC SURFACE
- Publication number 20140202959
- Publication date Jul 24, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
MINERAL SEPARATION USING FUNCTIONALIZED FILTERS AND MEMBRANES
- Publication number 20140199217
- Publication date Jul 17, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
METHOD AND SYSTEM FOR RELEASING MINERAL FROM SYNTHETIC BUBBLES AND...
- Publication number 20140197077
- Publication date Jul 17, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
TECHNIQUES FOR TRANSPORTING SYNTHETIC BEADS OR BUBBLES IN A FLOTATI...
- Publication number 20140190873
- Publication date Jul 10, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
MINERAL SEPARATION USING SIZED-, WEIGHT- OR MAGNETIC-BASED POLYMER...
- Publication number 20140183104
- Publication date Jul 3, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Flotation Separation Using Lightweight Synthetic Beads or Bubbles
- Publication number 20140166585
- Publication date Jun 19, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
MINERAL SEPARATION USING FUNCTIONALIZED MEMBRANES
- Publication number 20140138324
- Publication date May 22, 2014
- CIDRA CORPORATE SERVICES INC.
- Paul J. Rothman
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

Francis K. Didden

Person

Patents Grantslast 30 patents

Mineral separation using functionalized membranes

Method and system for releasing mineral from synthetic bubbles and...

Mineral separation using sized-, weight- or magnetic-based polymer...

Recovery media for mineral processing

Transportable modular system for enhanced mineral recovery, from ta...

Flotation separation using lightweight synthetic beads or bubbles

Dimensionally controlled ‘engineered polymer bubble’ for flotation...

Re-lined pipe technique for wear mitigation in slurry transport pip...

Smart pipe concept based on embedded taggant-sensor and/or color-en...

Method and system for releasing mineral from synthetic bubbles and...

Techniques for transporting synthetic beads or bubbles in a flotati...

Mineral recovery in tailings using functionalized polymers

Mineral separation using sized-, weight- or magnetic-based polymer...

Apparatus having polymer surfaces having a siloxane functional group

Synthetic beads/bubbles functionalized with molecules for attractin...

Synthetic bubbles or beads having hydrophobic surface

Mineral separation using functionalized filters and membranes

Patents Applicationslast 30 patents

OPEN CELL OR RETICULATED FOAM HAVING 3-DIMENSIONAL OPEN-NETWORK STR...

METHOD AND SYSTEM FOR RELEASING MINERAL FROM SYNTHETIC BUBBLES AND...

MINERAL SEPARATION USING SIZED-, WEIGHT- OR MAGNETIC-BASED POLYMER...

TRANSPORTABLE MODULAR SYSTEM FOR ENHANCED MINERAL RECOVERY, FROM TA...

RE-LINED PIPE TECHNIQUE FOR WEAR MITIGATION IN SLURRY TRANSPORT PIP...

RECOVERY MEDIA FOR MINERAL PROCESSING, USING OPEN CELL OR RETICULAT...

POLYMER SURFACES HAVING A SILOXANE FUNCTIONAL GROUP

SMART PIPE CONCEPT BASED ON EMBEDDED TAGGANT-SENSOR AND/OR COLOR-EN...

MINERAL RECOVERY IN TAILINGS USING FUNCTIONALIZED POLYMERS

RE-LINED PIPE TECHNIQUE FOR WEAR MITIGATION IN SLURRY TRANSPORT PIP...

DIMENSIONALLY CONTROLLED 'ENGINEERED POLYMER BUBBLE' FOR FLOTATION...

SYNTHETIC BEADS/BUBBLES FUNCTIONALIZED WITH MOLECULES FOR ATTRACTIN...

SYNTHETIC BUBBLES OR BEADS HAVING HYDROPHOBIC SURFACE

MINERAL SEPARATION USING FUNCTIONALIZED FILTERS AND MEMBRANES

METHOD AND SYSTEM FOR RELEASING MINERAL FROM SYNTHETIC BUBBLES AND...

TECHNIQUES FOR TRANSPORTING SYNTHETIC BEADS OR BUBBLES IN A FLOTATI...

MINERAL SEPARATION USING SIZED-, WEIGHT- OR MAGNETIC-BASED POLYMER...

Flotation Separation Using Lightweight Synthetic Beads or Bubbles

MINERAL SEPARATION USING FUNCTIONALIZED MEMBRANES