Eirich; Hubert

Patent Applications and Registrations

Patent applications and USPTO patent grants for Eirich; Hubert.The latest application filed is for "method for conditioning foundry moulding sand and a device therefor".

Company Profile

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Eirich; Hubert - Hardheim DE
Eirich; Hubert - 6969 Hardheim DE
Eirich; Hubert - Hardeim DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for conditioning foundry moulding sand and a device therefor Grant 6,926,063 - Eirich , et al. August 9, 2	2005-08-09
Apparatus for treatment of power station residues Grant 4,997,357 - Eirich , et al. March 5, 1	1991-03-05
Process for producing agglomerates which are resistant to leaching out Grant 4,744,829 - Eirich , et al. May 17, 1	1988-05-17
Method of regenerating old casting sand Grant 4,681,267 - Leidel , et al. July 21, 1	1987-07-21
Apparatus for heating electrically conductive bulk materials Grant 4,624,003 - Eirich , et al. November 18, 1	1986-11-18
Method of preparing foundrys and by measuring moisture and compressibility Grant 4,569,025 - Eirich , et al. February 4, 1	1986-02-04
Apparatus for closing and continuously emptying the container of a treatment machine Grant 4,560,283 - Eirich , et al. December 24, 1	1985-12-24
Device for the controllable removal of bulk materials from containers Grant 4,489,862 - Diem December 25, 1	1984-12-25
Method of measuring the moisture content in flowable materials and apparatus for carrying out the method Grant 4,186,592 - Eirich , et al. February 5, 1	1980-02-05
Method of forming discrete pieces or pellets from meltable glass-producing mixtures Grant 3,956,446 - Eirich , et al. May 11, 1	1976-05-11

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