Inventor · Alamo, CA, US

Krishniah Parimi

32Patents
9h-index
40Co-inventors
75Inventor score

Filing activity: May 5, 1995 → Mar 13, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6183702A Fluid distributor assembly for a multi-bed, downflow catalytic reactor Performing Operations; Transporting 27 Expired
US5690896A Distributor assembly for multi-bed down-flow catalytic reactors Performing Operations; Transporting 21 Expired
US7732364B2 Process for ionic liquid catalyst regeneration Performing Operations; Transporting 21 Active
US5603904A Apparatus for catalyst replacement Performing Operations; Transporting 12 Expired
US5958220A Gas-pocket distributor and method for hydroprocessing a hydrocarbon feed stream Emerging Cross-Sectional Technologies 12 Expired
US8067656B2 Liquid-liquid separation process via coalescers Emerging Cross-Sectional Technologies 11 Active
US6589415B2 Liquid or two-phase quenching fluid for multi-bed hydroprocessing reactor Emerging Cross-Sectional Technologies 11 Expired
US9388093B2 Nozzle design for ionic liquid catalyzed alkylation Chemistry; Metallurgy 11 Active
US5885534A Gas pocket distributor for hydroprocessing a hydrocarbon feed stream Emerging Cross-Sectional Technologies 9 Expired
US6359018B1 Process for upflow fixed-bed hydroprocessing of fischer-tropsch wax Chemistry; Metallurgy 9 Expired
US9079141B2 Vortex-type mixing device for a down-flow hydroprocessing reactor Performing Operations; Transporting 6 Active
US8236999B2 Methods of deoxygenation and systems for fuel production Emerging Cross-Sectional Technologies 6 Active
US8702071B2 Liquid distributor for a rotating packed bed Performing Operations; Transporting 6 Active
US8211375B2 Flow distribution device for downflow catalytic reactors Performing Operations; Transporting 5 Active
US7473405B2 Fluid distribution apparatus for downflow multibed poly-phase catalytic reactor Performing Operations; Transporting 5 Expired
US6387334B1 Balanced flow resistance OCR distributor cone Performing Operations; Transporting 4 Expired
US9545614B2 Pneumatically agitated ionic liquid alkylation using vaporization to remove reaction heat Chemistry; Metallurgy 4 Active
US8597595B2 Multiphase contact and distribution apparatus for hydroprocessing Performing Operations; Transporting 4 Active
US8202498B2 Multiphase contact and distribution apparatus for hydroprocessing Performing Operations; Transporting 4 Active
US8372354B2 Multiphase contact and distribution apparatus for hydroprocessing Performing Operations; Transporting 3 Active
US8448926B2 Liquid distributor for a rotating packed bed Performing Operations; Transporting 3 Active
US8088338B2 System and apparatus for ionic liquid catalyst regeneration Performing Operations; Transporting 3 Active
US8821805B2 Process unit with improved reactant feeding for the production of alkylate gasoline Chemistry; Metallurgy 3 Active
US7955999B2 System and apparatus for ionic liquid catalyst regeneration Performing Operations; Transporting 3 Active
US8697015B2 Flow distribution for monolithic reactors Performing Operations; Transporting 1 Active

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