HH

Henry Edward Howard

PT Praxair Technology: 79 patents #3 of 918Top 1%
Overall (All Time): #23,209 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 1–25 of 79 patents

Patent #TitleCo-InventorsDate
12123646 System and method to produce liquefied natural gas using a three pinion integral gear machine 2024-10-22
10995982 System and method for rare gas recovery 2021-05-04
10981103 System and method for enhanced recovery of liquid oxygen from a nitrogen and argon producing cryogenic air separation unit David R. Parsnick, Neil M. Prosser, John Fredric Billingham 2021-04-20
10533564 Method for compressing an incoming feed air stream in a cryogenic air separation plant Carl L. Schwarz, Ahmed F. Abdelwahab, Lee J. Rosen, Nick J. Degenstein, Reh-Lin Chen 2020-01-14
10533565 Method for compressing an incoming feed air stream in a cryogenic air separation plant Carl L. Schwarz, Ahmed F. Abdelwahab, Lee J. Rosen, Nick J. Degenstein, Reh-Lin Chen 2020-01-14
10519962 Method for compressing an incoming feed air stream in a cryogenic air separation plant Carl L. Schwarz, Ahmed F. Abdelwahab, Lee J. Rosen, Nick J. Degenstein, Reh-Lin Chen 2019-12-31
10443603 Method for compressing an incoming feed air stream in a cryogenic air separation plant Carl L. Schwarz, Ahmed F. Abdelwahab, Lee J. Rosen, Nick J. Degenstein, Reh-Lin Chen 2019-10-15
10385861 Method for compressing an incoming feed air stream in a cryogenic air separation plant Nick J. Degenstein, Lee J. Rosen, Ahmed F. Abdelwahab, Carl L. Schwarz, Reh-Lin Chen 2019-08-20
10309721 System and method for enhanced argon recovery from a feed stream comprising hydrogen, methane, nitrogen and argon 2019-06-04
10309720 System and method for argon recovery from a feed stream comprising hydrogen, methane, nitrogen and argon 2019-06-04
10295251 System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon 2019-05-21
10295252 System and method for providing refrigeration to a cryogenic separation unit 2019-05-21
10247471 Argon condensation system and method James R. Handley, Brian Powell, Vijayaraghavan S. Chakravarthy, Maulik R. Shelat, Steven R. Falta 2019-04-02
10190819 Argon condensation system and method Steven R. Falta, Brian Powell, Vijayaraghavan S. Chakravarthy, Maulik R. Shelat 2019-01-29
10088229 System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon 2018-10-02
10082333 Argon condensation system and method James R. Handley, Brian Powell, Vijayaraghavan S. Chakravarthy, Maulik R. Shelat, Steven R. Falta 2018-09-25
10082332 System and method for argon recovery from the tail gas of an ammonia production plant 2018-09-25
10072890 System and method for enhanced argon recovery from a feed stream comprising hydrogen, methane, nitrogen and argon 2018-09-11
10060673 Argon condensation system and method Steven R. Falta, Brian Powell, Vijayaraghavan S. Chakravarthy 2018-08-28
10048002 Air separation method 2018-08-14
10024595 System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon 2018-07-17
9759482 Argon production method and apparatus Persefoni Kechagia, Philip A. Barrett, James R. Handley 2017-09-12
9714789 Air separation refrigeration supply method 2017-07-25
9644890 Argon production method and apparatus Persefoni Kechagia, Philip A. Barrett, James R. Handley 2017-05-09
9441878 Air separation apparatus 2016-09-13