P

Inventor

NICHOLSON RICHARD R

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

VELSICOL CHEMICAL CORP

8 patents
US4226907AOct 7, 1980

Flame retardant article

VELSICOL CHEMICAL CORP26 citations81
US4221837ASep 9, 1980

Flame retardant article

VELSICOL CHEMICAL CORP22 citations81
US4210452AJul 1, 1980

Novel intumescent composition

VELSICOL CHEMICAL CORP26 citations81
US4205022AMay 27, 1980

2,2-Bis(haloalkyl)-3-hydroxy-1-propyl phosphoric acids

VELSICOL CHEMICAL CORP19 citations81
US4265791AMay 5, 1981

Novel phosphoric acid

VELSICOL CHEMICAL CORP15 citations73
US4201593AMay 6, 1980

Novel intumescent composition

VELSICOL CHEMICAL CORP19 citations73
US4201677AMay 6, 1980

Intumescent composition comprising cyclic nitrogen compound and phosphorus compounds

VELSICOL CHEMICAL CORP19 citations73
US4160795AJul 10, 1979

Durable flame retardant for polyester textile materials

VELSICOL CHEMICAL CORP11 citations73

GREAT LAKES CHEMICAL CORP

2 patents
US4345002AAug 17, 1982

Novel intumescent composition and flame retardant articles treated therewith

GREAT LAKES CHEMICAL CORP22 citations81
US4339357AJul 13, 1982

Intumescent composition

GREAT LAKES CHEMICAL CORP18 citations73

(unassigned)

1 patent
US6035591AMar 14, 2000

Method and apparatus for providing concrete products having improved surface and structural characteristics

16 citations86

MARTIN MARIETTA CORP

1 patent
US4488910ADec 18, 1984

Admixture for nonplastic cement mixes and method

MARTIN MARIETTA CORP38 citations85

SANDOZ LTD

1 patent
US4623682ANov 18, 1986

Cement mixes and admixtures thereof

SANDOZ LTD24 citations82

QUIKRETE COMPANIES

1 patent
US5918429AJul 6, 1999

Method and apparatus for providing concrete products having improved surface and structural characteristics

QUIKRETE COMPANIES11 citations65