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name:-0.0023460388183594
name:-0.0055971145629883
name:-0.00049400329589844
Weissert; Helmut Patent Filings

Weissert; Helmut

Patent Applications and Registrations

Patent applications and USPTO patent grants for Weissert; Helmut.The latest application filed is for "process for treatment of gases from a sintering plant".

Company Profile
0.5.1
  • Weissert; Helmut - Bochum DE
  • Weissert; Helmut - Bochum-Hiltrop DE
  • Weissert; Helmut - Hamm DT
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Process for treatment of gases from a sintering plant
Grant 6,749,822 - Hegemann , et al. June 15, 2
2004-06-15
Process for treatment of gases from a sintering plant
App 20020119067 - Hegemann, Karl-Rudolf ;   et al.
2002-08-29
Apparatus for handling converter gas
Grant 4,415,142 - Hegemann , et al. November 15, 1
1983-11-15
Annular-gap washer including electrode means
Grant 4,316,727 - Hegemann , et al. February 23, 1
1982-02-23
Gas-cleaning apparatus and method for high-pressure blast furnace
Grant 4,152,123 - Hegemann , et al. May 1, 1
1979-05-01
Apparatus for cleaning blast-furnace exhaust gases
Grant 4,052,042 - Hegemann , et al. October 4, 1
1977-10-04

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