Inventor · Bad Soden, DE

Elke Schweers

13Patents
7h-index
23Co-inventors
55Inventor score

Filing activity: Jul 23, 1999 → Jun 21, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6232507A Method for non-oxidative production of formaldehyde from methanol Chemistry; Metallurgy 8 Expired
US6362305B1 Method for producing formaldehyde from methanol Chemistry; Metallurgy 8 Expired
US6388102B2 Process for the preparation of trioxane and polyoxymethylene copolymers Chemistry; Metallurgy 8 Expired
US6448448B1 Process for the non-oxidative preparation of formaldehyde from methanol Chemistry; Metallurgy 7 Expired
US6653487B2 Process for preparing trioxane, polyoxymethylene and polyoxymethylene copolymers Chemistry; Metallurgy 7 Expired
US6313323A Trimerization of formaldehyde in the gas phase Emerging Cross-Sectional Technologies 7 Expired
US6472566B2 Apparatus for the preparation of formaldehyde from methanol Chemistry; Metallurgy 7 Expired
US6433194B1 Separation of trioxane from liquid mixtures Chemistry; Metallurgy 3 Expired
US6121467A Separating off trioxane from gaseous mixtures with formaldehyde Chemistry; Metallurgy 2 Expired
US6229053A Method for purification of formaldehyde, use thereof and plastics produced therewith Chemistry; Metallurgy 1 Expired
US6414196B1 Process and device for preparing pure formaldehyde Chemistry; Metallurgy 1 Expired
US6585176B2 Process for increasing the effectiveness of the comminution of bulk materials by oxidation Chemistry; Metallurgy 1 Expired
US6339175B1 Process for the non-oxidative preparation of formaldehyde from methanol Chemistry; Metallurgy 0 Expired

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