Inventor

SONG WEIXIN D

US40 patents

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

SONG WEIXIN D

UNITED STATES GYPSUM CO

High starch light weight gypsum wallboard

Composite gypsum board and methods related thereto

Method of making lightweight, reduced density fire rated gypsum panels

Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto

Lightweight, reduced density fire rated gypsum panels

Method of preparing pregelatinized, partially hydrolyzed starch and related methods and products

Composite gypsum board and methods related thereto

Gypsum board

Light weight gypsum board

Lightweight, reduced density fire rated gypsum panels

Gypsum set accelerator and method of preparing same

Lightweight, reduced density fire rated gypsum panels

Method and system for on-line blending of foaming agent with foam modifier for addition to cementitious slurries

Foam modifiers for gypsum slurries, methods, and products

Gypsum products with high efficiency heat sink additives

Slurry distribution system and method

Composite gypsum board and methods related thereto

Multiple-leg discharge boot for slurry distribution

Flow splitter for slurry distribution system

Slurry distributor, system, and method for using same

Light weight gypsum board

Light weight gypsum board

Foam modifiers for gypsum slurries, methods, and products

Lightweight, reduced density fire rated gypsum panels

Method and system for on-line blending of foaming agent with foam modifier for addition to cementitious slurries

Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto

Method of preparing pregelatinized, partially hydrolyzed starch and related methods and products

Composite gypsum board and methods related thereto

Fire resistant gypsum board comprising expandable graphite and related methods and slurries

System and method for determining facer surface smoothness

Multi-piece mold and method of making slurry distributor

YU QIANG

Lightweight, reduced density fire rated gypsum panels

High starch light weight gypsum wallboard

Light weight gypsum board

Composite light weight gypsum wallboard

Slurries and methods of making light weight gypsum board

MUELLER DONALD S

Low density non-woven material useful with acoustic ceiling tile products

CAO BANGJI

Porous nonwoven scrims in acoustical panels

LI ALFRED

Slurry distribution system and method

USG INTERIORS LLC

Use of aldehyde scavengers in interior building products