Inventor

BOYAK CRAIG

US4 patents

⚠️ This page may combine multiple inventors who share the name “BOYAK CRAIG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BOYAK CRAIG

2 patents

US9079141B2Jul 14, 2015

Vortex-type mixing device for a down-flow hydroprocessing reactor

BOYAK CRAIG8 citations78

US9199213B2Dec 1, 2015

Fixed-bed catalyst support for a hydroprocessing reactor

BOYAK CRAIG3 citations53

CHEVRON USA INC

1 patent

US8372354B2Feb 12, 2013

Multiphase contact and distribution apparatus for hydroprocessing

CHEVRON USA INC5 citations68

KILLEN RALPH E

1 patent

US8202498B2Jun 19, 2012

Multiphase contact and distribution apparatus for hydroprocessing

KILLEN RALPH E6 citations63