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Allentown, PA, United States of America

International Coal Refining Company

USPTO Granted Patents = 35

Forward Citations = 442

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33 inventors (with patents filed for the assignee):

Edwin N Givens (9 out of 25 patents)

David S Hoover (4 out of 10 patents)

Edward P Foster (4 out of 4 patents)

4. Robert M Thorogood (4 out of 23 patents)

5. Ronald W Skinner (4 out of 12 patents)

6. John C Tao (4 out of 9 patents)

7. Burtron H Davis (3 out of 8 patents)

8. David H Ying (3 out of 4 patents)

9. Samuel Znaimer (3 out of 3 patents)

10. Frank K Schweighardt (3 out of 3 patents)

11. Alberto A Sagues (3 out of 3 patents)

12. Kenneth L Baumert (3 out of 3 patents)

13. James C Bronfenbrenner (2 out of 3 patents)

14. Dennis R Lennon (2 out of 3 patents)

15. George W Roberts (2 out of 7 patents)

35 patents: Sort by Forward Citations

1. 4924784 - Firing of pulverized solvent refined coal (1990-05-15),

2. 4737261 - Process for the production of premium grade needle coke from a (1988-04-12),

3. 4675024 - Process for preparing a stabilized coal-water slurry (1987-06-23),

4. 4634680 - Sequential elution process (1987-01-06),

5. 4609455 - Coal liquefaction with preasphaltene recycle (1986-09-02),

6. 4603115 - Automated process for solvent separation of organic/inorganic substance (1986-07-29),

7. 4583868 - Temperature differential detection device (1986-04-22),

8. 4576121 - Convective heater (1986-03-18),

9. 4570551 - Firing of pulverized solvent refined coal (1986-02-18),

10. 4558651 - Fired heater for coal liquefaction process (1985-12-17),

11. 4555248 - Process for stabilizing the viscosity characteristics of coal derived (1985-11-26),

12. 4547201 - SRC Residual fuel oils (1985-10-15),

13. 4536275 - Integrated two-stage coal liquefaction process (1985-08-20),

14. 4534847 - Process for producing low-sulfur boiler fuel by hydrotreatment of (1985-08-13),

15. 4521299 - Removal of basic nitrogen compounds from hydrocarbon liquids (1985-06-04),

International Coal Refining Company (ICRC) is a global leader in coal refining and processing. With decades of experience, ICRC specializes in transforming raw coal into high-quality refined coal products for various industries. Our state-of-the-art facilities and advanced technologies ensure efficient and environmentally responsible coal refining. We are committed to delivering superior products and services to our clients worldwide, while promoting sustainable practices in the coal industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

35 Patents

#5 in Allentown, PA

#353 in Pennsylvania

#9,422 in US

#18,610 in the World

Allentown, PA, United States of America

International Coal Refining Company

Forward Citations = 442

33 inventors:

Edwin N Givens (9 out of 25 patents)

David S Hoover (4 out of 10 patents)

Edward P Foster (4 out of 4 patents)

4. Robert M Thorogood (4 out of 23 patents)

5. Ronald W Skinner (4 out of 12 patents)

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