Welge; Frederick T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Welge; Frederick T..The latest application filed is for "method of removing water soluble organics from oil process water".

Company Profile

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Welge; Frederick T. - St. Louis MO
Welge; Frederick T. - Affton MO
Welge; Frederick T. - Webster Groves MO
Welge; Frederick T. - Brentwood MO

*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 of removing water soluble organics from oil process water Grant 4,818,410 - Bellos , et al. April 4, 1	1989-04-04
Hydroxypropylene-amino-phosphonic-sulfonic acids Grant 4,187,245 - Redmore , et al. February 5, 1	1980-02-05
Amino-phosphonic-sulfonic acids Grant 4,085,134 - Redmore , et al. April 18, 1	1978-04-18
Oil-soluble aluminum compositions Grant 4,076,638 - Redmore , et al. February 28, 1	1978-02-28
Quaternary ammonium salts of polyepihalohydrin Grant 4,057,554 - Redmore , et al. November 8, 1	1977-11-08
Magnesium carboxylate-sulfonate complexes Grant 4,056,479 - Redmore , et al. November 1, 1	1977-11-01
Method of inhibiting the corrosion of metals in an acidic environment using quaternary ammonium salts of polyepihalohydrin Grant 3,885,913 - Redmore , et al. May 27, 1	1975-05-27
Corrosion Inhibiting Process Using Silicon-containing Aminomethyl Phosphonates Grant 3,816,184 - Redmore , et al. June 11, 1	1974-06-11
Water Clarification Process Using Silicon-containing Aminomethyl Phosphonates Grant 3,779,912 - Redmore , et al. December 18, 1	1973-12-18

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