P

Inventor

GARTNER ELLIS M

US21 patents
⚠️ This page may combine multiple inventors who share the name “GARTNER ELLIS M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GRACE W R & CO

20 patents
US5633298AMay 27, 1997

Cement admixture product having improved rheological properties and process of forming same

GRACE W R & CO157 citations98
US5393343AFeb 28, 1995

Cement and cement composition having improved rheological properties

GRACE W R & CO230 citations98
US5556460ASep 17, 1996

Drying shrinkage cement admixture

GRACE W R & CO130 citations97
US5084103AJan 28, 1992

Strength enhancing additive for certain portland cements

GRACE W R & CO78 citations96
US5017234AMay 21, 1991

Processing additives for blended cements

GRACE W R & CO55 citations96
US4990190AFeb 5, 1991

Strength enhancing additive for certain portland cements

GRACE W R & CO57 citations96
US5583183ADec 10, 1996

Cement and cement composition having improved rheological properties

GRACE W R & CO80 citations95
US4829107AMay 9, 1989

Rice hull ash concrete admixture

GRACE W R & CO70 citations95
US5429675AJul 4, 1995

Grinding aid composition and cement product

GRACE W R & CO44 citations92
US5156679AOct 20, 1992

Air-detrainer for hydraulic cement compositions

GRACE W R & CO46 citations92
US4943323AJul 24, 1990

Processing additives for blended cements

GRACE W R & CO42 citations92
US5348583ASep 20, 1994

Hydraulic cement set-accelerating admixtures incorporating glycols

GRACE W R & CO39 citations91
US5326396AJul 5, 1994

Low shrinkage cement composition

GRACE W R & CO29 citations90
US5326397AJul 5, 1994

Low shrinkage cement composition

GRACE W R & CO26 citations90
US5294256AMar 15, 1994

Additives for hydraulic cement compositions

GRACE W R & CO24 citations90
US5180430AJan 19, 1993

Concrete surface air void reduction admixture

GRACE W R & CO21 citations90
US5527388AJun 18, 1996

Corrosion inhibiting formulations with calcium nitrite

GRACE W R & CO33 citations89
US5203512AApr 20, 1993

Processing additive for high-pressure roll press process of forming finish grind cement

GRACE W R & CO13 citations72
US5531825AJul 2, 1996

Hydraulic cement set accelerators based on nitroalcohols

GRACE W R & CO14 citations71
US5102467AApr 7, 1992

Novel cement additives and hydraulic cement mixes containing them

GRACE W R & CO2 citations62

UNION OIL CO

1 patent