Inventor

JONS STEVEN D

US45 patents

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

JONS STEVEN D

DOW GLOBAL TECHNOLOGIES LLC

Spiral wound filtration module

Insertion-point seal for spiral wound module

Cross-flow filtration system including particulate settling zone

Hydroclone with vortex flow barrier

Filter assembly including spiral wound membrane module and brine seal

Method of testing spiral wound modules by thermal imaging

Spiral wound filtration assembly including integral bioreactor

Filtration assembly including spiral wound bioreactors and membrane modules positioned in separate pressure vessels

Filtration assembly including spiral wound bioreactors and hyperfiltration membrane modules

Hyperfiltration system suitable for household use

Spiral wound filtration assembly including integral bioreactor

Composite polyamide membrane derived from carboxylic acid containing acyl halide monomer

Composite polyamide membrane

Composite polyamide membrane with increased carboxylic acid functionality

Hydroclone

Water treatment assembly including hyperfiltration module and pressurizable reservoir

Membrane derived from polyfunctional amine and combination of different polyfunctional amine-reactive monomers

Spiral wound membrane module adapted for high recovery

Thin film composite membrane derived from tetra-functional acyl halide monomer

Method for solubilizing carboxylic acid-containing compound in hydrocarbon solvent

In-situ method for preparing hydrolyzed acyl halide compound

Water treatment assembly including hyperfiltration module and cation exchange resin

Filter assembly including spiral wound module, brine seal and end cap

Composite polyamide membrane made using substituted benzamide monomer

JONS STEVEN D

Spiral wound module including membrane sheet with regions having different permeabilities

Method for testing separation modules

Spiral wound filtration module

Method of testing membranes and membrane-based systems

Method of testing the integrity of spiral wound modules

Electrodeionization device including ion exchange spacer and method of assembly

DDP SPECIALTY ELECTRONIC MATERIALS US LLC

Spiral wound membrane module including integrated differential pressure monitoring

Spiral wound assembly with integrated flow restrictor and sensor

Spiral wound module assembly including integrated pressure monitoring

Measurement of pressure differences within a vessel of spiral wound membrane modules

Spiral wound membrane modules with sensor and transmitter field

ROY ABHISHEK

Composite polyamide membrane

Composite polyamide membrane with improved structure

DOW CHEMICAL CO

Treatment of composite polyamide membranes to improve performance

ROSENBERG STEVEN

Composite polyamide membrane

FILMTEC CORP

Package assembly for piperazine-based membranes

DDP SPECIALTY ELECTRONIC MAT US INC

Spiral wound membrane module adapted for high recovery

LARSON ALVIN O

Insertion-point seal for spiral wound module

ZHANG CHUNMING

Composite polyamide membrane derived from monomer including amine-reactive and phosphorous-containing functional groups

QIU XIAOHUA S

Method for preparing high purity mono-hydrolyzed acyl halide compound

BILLOVITS GERALD F

Spiral wound module including membrane sheet with capillary channels