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Wilmington, DE, United States of America

Vesuvius Crucible Company

USPTO Granted Patents = 124

CIPO Patents = 14

EPO Patents = 11

Trademarks = 46

Forward Citations = 1,196

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116 inventors (with patents filed for the assignee):

Eric Hanse (15 out of 16 patents)

James Derek Dorricott (12 out of 21 patents)

Lawrence John Heaslip (12 out of 21 patents)

4. Gilbert Rancoule (10 out of 11 patents)

5. Johan Richaud (7 out of 13 patents)

6. Vincent Boisdequin (7 out of 12 patents)

7. Mark K Fishler (7 out of 7 patents)

8. Dale B Hoggard (5 out of 5 patents)

9. John D Usher (5 out of 10 patents)

10. Pascal Dubois (5 out of 5 patents)

11. Quentin K Robinson (5 out of 5 patents)

12. Mariano Collura (4 out of 17 patents)

13. Dominique Janssen (4 out of 6 patents)

14. Philippe Guillo (4 out of 5 patents)

15. Dong Xu (4 out of 4 patents)

Core Competencies:

Refractory Binder System

Gas Purging Plug

Submerged Entry Nozzle

Continuous Casting Tundish

Crucible for Silicon Crystallization

Thermal Shock Resistant Casting Element

Multi-Outlet Casting Nozzle

Impact Pad

Ladle Bottom

Fluid Circulating Line Connection

Injection Device

Crack Resistant Valve Plate

124 patents: Sort by Forward Citations

1. 9878953 - Refractory binder system (2018-01-30),

2. 9808863 - Tube exchange device for holding and replacing a pouring nozzle, and assembly of a tube exchange device and a pouring nozzle (2017-11-07),

3. 9766014 - Gas purging plug comprising wear indicators (2017-09-19),

4. 9695078 - High-temperature roll (2017-07-04),

5. 9676029 - Submerged entry nozzle (2017-06-13),

6. 9579721 - Double entry channel ladle bottom (2017-02-28),

7. 9506123 - Purge plug (2016-11-29),

8. 9469882 - Refractory purging devices (2016-10-18),

9. 9388081 - Refractory article and production process thereof (2016-07-12),

10. 9381572 - Impact pad (2016-07-05),

11. 9221098 - Inner nozzle for transferring molten metal contained in a vessel, system for clamping said nozzle and casting device (2015-12-29),

12. 9199306 - Support head for handling a ladle shroud (2015-12-01),

13. 9120148 - Submerged entry nozzle (2015-09-01),

14. 8973790 - Inner nozzle for transferring molten metal contained in a metallurgical vessel and device for transferring molten metal (2015-03-10),

15. 8821633 - Cast bodies, castable compositions, and methods for their production (2014-09-02),

Vesuvius Crucible Company is a global leader in advanced materials and solutions for extreme operating conditions. With over a century of expertise, we develop and manufacture crucibles, refractory products, and other materials for industries such as foundry, steel, and glass. Our innovative solutions help customers enhance productivity, reduce costs, and improve overall performance. To learn more about our products and services, please visit our website.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

124 Patents

#49 in Wilmington, DE

#64 in Delaware

#3,014 in US

#6,278 in the World

Wilmington, DE, United States of America

Vesuvius Crucible Company

Forward Citations = 1,196

116 inventors:

Eric Hanse (15 out of 16 patents)

James Derek Dorricott (12 out of 21 patents)

Lawrence John Heaslip (12 out of 21 patents)

4. Gilbert Rancoule (10 out of 11 patents)

5. Johan Richaud (7 out of 13 patents)

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