UZ

Umberto Zardi

AS Ammonia Casale Sa: 24 patents #1 of 18Top 6%
UN Unknown: 12 patents #556 of 83,584Top 1%
US Urea Casale Sa: 6 patents #5 of 22Top 25%
SS Snamprogetti S.P.A.: 5 patents #24 of 247Top 10%
MS Methanol Casale Sa: 4 patents #4 of 15Top 30%
Overall (All Time): #71,139 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
7279138 Horizontal chemical reactor, in particular for methanol synthesis Giorgio Pagani, Enrico Rizzi 2007-10-09
6730278 Process and plant for the production of urea with high conversion yield and low energy consumption Giorgio Pagani 2004-05-04
6696026 Process for combined production of ammonia and urea Giorgio Pagani 2004-02-24
6342632 Process and plant for the production of urea with high conversion yield and low energy consumption Giorgio Pagani 2002-01-29
6290920 Mixing assembly for gaseous flows at different temperatures, in particular for heterogeneous exothermic synthesis reactors Giorgio Pagani 2001-09-18
6274767 Process for the revamping of urea synthesis plants consisting of a stripper with ammonia Giorgio Pagani 2001-08-14
6231827 Process for combined production of ammonia and urea Giorgio Pagani 2001-05-15
6150555 Process for urea production Giorgio Pagani 2000-11-21
5951953 Mixing assembly for gaseous flows at different temperatures, in particular for heterogeneous exothermic synthesis reactors Giorgio Pagani 1999-09-14
5882606 Method of retrofitting a heterogeneous exothermic synthesis reactor Giorgio Pagani, Ermanno Filippi 1999-03-16
5779988 Heterogeneous synthesis method and apparatus including wall temperature protection Giorgio Pagani 1998-07-14
5756048 Modernization of a reactor Giorgio Pagani 1998-05-26
5660801 Process and apparatus for the revamping of urea synthesis plants consisting of a stripper with ammonia Giorgio Pagani 1997-08-26
5585074 Method and apparatus for in-situ modernization of a heterogeneous exothermic synthesis reactor, particularly of the so-called kellogg type Giorgio Pagani, Ermanno Filippi 1996-12-17
5380943 Process and plant for the production of urea with differentiated yield reaction spaces Giorgio Pagani 1995-01-10
5276183 Process and plant for the production of urea Giorgio Pagani 1994-01-04
5254316 Reactors for heterogeneous synthesis Giorgio Pagani 1993-10-19
5184386 Method for retrofitting carbon monoxide conversion reactors Giorgio Pagani 1993-02-09
5176800 Process for the modernization of existing urea plants and a modernized urea plant Giorgio Pagani 1993-01-05
5171543 Reactor for exothermic heterogeneous synthesis reactions Giorgio Pagani 1992-12-15
5152977 Process for exothermic heterogeneous synthesis with external recovery of heat Giorgio Pagani 1992-10-06
5135722 Converters for heterogeneous catalytic synthesis, particularly for ammonia and methanol, under pressure Giorgio Pagani 1992-08-04
5130098 System to improve the efficiency of heterogeneous reactors for exothermic synthesis and more particularly for the reaction of ammonia Giorgio Pagani 1992-07-14
5006316 Reactors for heterogeneous synthesis Giorgio Pagani 1991-04-09
4963338 Process for heterogeneous synthesis and related reactors Giorgio Pagani 1990-10-16