Inventor · Neustadt, DE

Joachim Thiel

19Patents
7h-index
44Co-inventors
58Inventor score

Filing activity: Dec 6, 1999 → Jan 23, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6448439B1 Method for producing acrylic acid and methacrylic acid Chemistry; Metallurgy 29 Expired
US6679939B1 Fractional condensation of a product gas mixture containing acrylic acid Chemistry; Metallurgy 27 Expired
US6939991B2 Preparation of acrylic acid Chemistry; Metallurgy 24 Expired
US6541665B1 Method for purifying acrylic acid or methacrylic acid by crystallization and distillation Chemistry; Metallurgy 18 Expired
US6646161B1 Method for the fractional condensation of a hot gas mixture containing acrylic acid or methacrylic acid and having a high proportion of non-condensable constituents Chemistry; Metallurgy 16 Expired
US6469428B1 Lamp with a mechanical base Electricity 12 Expired
US6433222B1 Method for producing acrylic acid Chemistry; Metallurgy 10 Expired
US7118098B2 Hydraulically sealed crossflow mass transfer tray Performing Operations; Transporting 7 Expired
US7393436B2 Thermal separating process for removing at least one stream containing enriched (meth) acrylic monomers Emerging Cross-Sectional Technologies 6 Expired
US7279075B2 Thermal separating process between at least one gaseous and at least one liquid stream, of which at least one comprises (meth)acrylic monomers Emerging Cross-Sectional Technologies 6 Expired
US7306204B2 Column comprising dual flow plates Performing Operations; Transporting 3 Expired
US7351310B2 Rectificative separation of fluids comprising (meth) acrylic monomers Emerging Cross-Sectional Technologies 3 Expired
US7520964B2 Method for the rectifying separation of fluids containing (meth)acryl monomers Emerging Cross-Sectional Technologies 3 Expired
US6921833B1 Method for the continuous production of methyl formate Chemistry; Metallurgy 2 Expired
US7109374B2 Method for the continuous extraction of (meth)acrylic acid Chemistry; Metallurgy 2 Expired
US7029557B2 Method for producing an aqueous hydroxylamine solution devoid of salt Emerging Cross-Sectional Technologies 1 Expired
US7287534B2 Cleaning of apparatus in which meth(acrylic) acid-containing organic solvents have been treated and/or generated Performing Operations; Transporting 0 Expired
US6942762B2 Method for the production of a salt-free aqueous hydroxylamine solution Emerging Cross-Sectional Technologies 0 Expired
US8372993B2 Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification Performing Operations; Transporting 0 Active

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