JH

John D. Hottovy

Chevron: 70 patents #24 of 4,788Top 1%
PP Phillips Petroleum: 14 patents #111 of 1,401Top 8%
LP Lawrence Pump: 1 patents #4 of 10Top 40%
Overall (All Time): #20,128 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 25 most recent of 85 patents

Patent #TitleCo-InventorsDate
11673750 Measurement of product pellets flow rate Paresh C. Mody 2023-06-13
10494200 Measurement of product pellets flow rate Paresh C. Mody 2019-12-03
10478799 Heat transfer in a polymerization reactor Scott E. Kufeld, Joel A. Mutchler 2019-11-19
10301404 Flashline heater system and method Scott E. Kufeld 2019-05-28
10029230 Flow in a slurry loop reactor Scott E. Kufeld 2018-07-24
9962670 Compressible liquid diluent in polyolefin polymerization Joel A. Mutchler 2018-05-08
9932422 Flashline heater system and method Scott E. Kufeld 2018-04-03
9845369 Pressure control to reduce pump power fluctuations Scott E. Kufeld 2017-12-19
9809660 Polymerization product pressures in olefin polymerization Scott E. Kufeld, Joel A. Mutchler 2017-11-07
9789463 Heat transfer in a polymerization reactor Scott E. Kufeld, Joel A. Mutchler 2017-10-17
9790298 Component separations in polymerization Scott E. Kufeld, Ai-Fu Chang 2017-10-17
9776158 System and method for seal flush Thanh Duc Nguyen 2017-10-03
9718948 System and method for closed relief of a polyolefin loop reactor system Richard Peacock 2017-08-01
9610558 Energy efficient polyolefin process Robert R. McElvain, Ralph W. Romig, Donald W. Verser, David H. Burns, John H. Tait +6 more 2017-04-04
9605095 Polymerization product pressures in olefin polymerization Scott E. Kufeld 2017-03-28
9598514 Component separations in polymerization Scott E. Kufeld, Ai-Fu Chang 2017-03-21
9593189 Pressure control to reduce pump power fluctuations Scott E. Kufeld 2017-03-14
9580370 Ethylene recovery by absorption Ai-Fu Chang 2017-02-28
9579619 Temperature control for polymerizing particulate polyolefin Gregory G. Hendrickson 2017-02-28
9469707 Pressure management for slurry polymerization Scott E. Kufeld, Bruce E. Kreischer 2016-10-18
9447264 System and method for closed relief of a polyolefin loop reactor system Richard Peacock 2016-09-20
9399608 Ethylene recovery by absorption Ai-Fu Chang 2016-07-26
9358515 Compressible liquid diluent in polyolefin polymerization Joel A. Mutchler 2016-06-07
9340627 Elbow and horizontal configurations in a loop reactor Scott E. Kufeld, Joel A. Mutchler, Ralph W. Romig, John D. Stewart, Catherine M. Gill +1 more 2016-05-17
9321026 System and method for seal flush Thanh Duc Nguyen 2016-04-26