P

Inventor

ANSTINE DAVID

US5 patents
⚠️ This page may combine multiple inventors who share the name “ANSTINE DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IMERYS USA INC

3 patents
US10533417B2Jan 14, 2020

Non-caking mine rock dust for use in underground coal mines

IMERYS USA INC3 citations69
US11421531B2Aug 23, 2022

Non-caking mine rock dust for use in underground coal mines

IMERYS USA INC0 citations59
US11111786B2Sep 7, 2021

Moisture tolerant rock dust and methods of application thereof

IMERYS USA INC0 citations58

KHANNA YASH

1 patent
US8580141B2Nov 12, 2013

Stearic acid-treated calcium carbonate compositions having low or no detectable free stearic acid and related methods

KHANNA YASH5 citations64

IMERYS PIGMENTS INC

1 patent
US9631492B2Apr 25, 2017

Non-caking rock dust for use in underground coal mines

IMERYS PIGMENTS INC5 citations62