NH

Nathan A. Hatcher

CO Conocophillips: 6 patents #108 of 954Top 15%
BP Black & Veatch Pritchard: 1 patents #1 of 8Top 15%
Overall (All Time): #748,631 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8075866 Sulfur degassing process Alfred E. Keller, Sriram Ramani, Terry D. Pruitt, Michael D. Smith 2011-12-13
7998451 Sulfur degassing process Alfred E. Keller, Sriram Ramani, Terry D. Pruitt, Michael D. Smith 2011-08-16
7658906 Sulfur recovery plant Alfred E. Keller, Sriram Ramani, Larry D. Swinney 2010-02-09
7560088 Compact sulfur recovery plant and process Alfred E. Keller, Sriram Ramani, Joe D. Allison, Steven E. Lusk, Larry D. Swinney +4 more 2009-07-14
7501111 Increased capacity sulfur recovery plant and process for recovering elemental sulfur Alfred E. Keller, Sriram Ramani, Joe D. Allison, Steven E. Lusk, Larry D. Swinney +1 more 2009-03-10
7226572 Compact sulfur recovery plant and process Alfred E. Keller, Sriram Ramani, Joe D. Allison, Steven E. Lusk, Larry D. Swinney +4 more 2007-06-05
5935548 Method for removing hydrogen sulfide from molten sulfur David A. Franklin 1999-08-10