Inventor · Ethel, LA, US

Peter Prinz

20Patents
9h-index
18Co-inventors
72Inventor score

Filing activity: Aug 31, 1973 → Jul 30, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4556644A Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether Emerging Cross-Sectional Technologies 29 Expired
US4664753A Process for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reaction Chemistry; Metallurgy 27 Expired
US5356082A Incinerated waste material treatment Emerging Cross-Sectional Technologies 26 Expired
US5243819A Exhaust gas cleaning device for diesel engines Emerging Cross-Sectional Technologies 24 Expired
US4557760A Process for recovering noble metals belonging to group VIII of the Periodic System of the elements from a contaminated catalyst solution originating from the carbonylation of methyl acetate and/or dimethylether Emerging Cross-Sectional Technologies 20 Expired
US4629711A Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether Emerging Cross-Sectional Technologies 19 Expired
US5174509A Incinerated waste material treatment Emerging Cross-Sectional Technologies 10 Expired
US5443294A Single-line clamshell bucket Emerging Cross-Sectional Technologies 10 Expired
US4442304A Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether Emerging Cross-Sectional Technologies 9 Expired
US4440570A Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether Emerging Cross-Sectional Technologies 8 Expired
US5124290A Process for removing metallic corrosion products from carbonylation reactions carried out under anhydrous conditions Chemistry; Metallurgy 7 Expired
US4444624A Process for separating acetone from carbonylation mixtures Chemistry; Metallurgy 7 Expired
US4414160A Process for making carboxylic acid halides Chemistry; Metallurgy 7 Expired
US5620567A Process for the removal of aldehydes and acetals from industrially prepared acetic acid Chemistry; Metallurgy 6 Expired
US5620222A Electro-hydraulic rectangular grapple for railcars Performing Operations; Transporting 4 Expired
US4985383A Process for removing metallic corrosion products from a contaminated catalyst solution produced on carbonylation of methanol and/or methyl acetate and/or dimethyl ether Emerging Cross-Sectional Technologies 4 Expired
US4543217A Process for making carboxylic acid halides Chemistry; Metallurgy 4 Expired
US5002914A Process for purifying and recovering the contaminated catalyst solution arising in the carbonylation of methanol and/or methyl acetate and/or dimethyl ether Emerging Cross-Sectional Technologies 3 Expired
US6541652B2 Process and apparatus for isolating organic substances from a gas mixture in which these substances are present Emerging Cross-Sectional Technologies 2 Expired
US3985800A Process for the manufacture of acrylic acid Performing Operations; Transporting 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.