Inventor

DE VRIES PAUL ALEXANDER

NL8 patents

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

ALERIS SWITZERLAND GMBH C O K

3 patents

US7442228B2Oct 28, 2008

Method and device for controlling the proportion of crystals in a liquid-crystal mixture

ALERIS SWITZERLAND GMBH C O K12 citations80

US7419530B2Sep 2, 2008

Method for fractional crystallisation of a molten metal

ALERIS SWITZERLAND GMBH C O K17 citations80

US7648559B2Jan 19, 2010

Method for fractional crystallisation of a metal

ALERIS SWITZERLAND GMBH C O K6 citations59

ALERIS SWITZERLAND GMBH

2 patents

US7531023B2May 12, 2009

Method for the purification of a molten metal

ALERIS SWITZERLAND GMBH8 citations79

US7537639B2May 26, 2009

Method of cooling molten metal during fractional crystallisation

ALERIS SWITZERLAND GMBH10 citations72

TATA STEEL NEDERLAND TECH BV

2 patents

US11492019B2Nov 8, 2022

Tube segment and tube for evacuated tube transport system

TATA STEEL NEDERLAND TECH BV0 citations55

US12384428B2Aug 12, 2025

Tube section for evacuated tube transport system

TATA STEEL NEDERLAND TECH BV0 citations49

DE VRIES PAUL ALEXANDER

1 patent

US8313554B2Nov 20, 2012

Method for the separation of molten aluminium and solid inclusions

DE VRIES PAUL ALEXANDER0 citations39