Inventor
DETROIT WILLIAM J
19 patents
⚠️ This page may combine multiple inventors who share the name “DETROIT WILLIAM J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
REED LIGNIN INC
9 patentsUS4846871AJul 11, 1989
Lignosulfonate treated fertilizer particles
REED LIGNIN INC29 citations92
US4789391ADec 6, 1988
Controlled release formulation for fertilizers
REED LIGNIN INC38 citations92
US4384997AMay 24, 1983
Lignosulfonated derivatives for use in enhanced oil recovery
REED LIGNIN INC34 citations92
US4846888AJul 11, 1989
Oil well drilling cement dispersant
REED LIGNIN INC22 citations82
US4756738AJul 12, 1988
Controlled release formulation for fertilizers
REED LIGNIN INC20 citations82
US4457853AJul 3, 1984
Oil well drilling clay conditioners and method of their preparation
REED LIGNIN INC22 citations82
US4447339AMay 8, 1984
Oil well drilling clay conditioners and method of their preparation
REED LIGNIN INC18 citations82
US4752317AJun 21, 1988
Controlled release formation for urea
REED LIGNIN INC15 citations73
US4505825AMar 19, 1985
Oil well drilling clay conditioner
REED LIGNIN INC5 citations62
AMERICAN CAN CO
5 patentsUS4293459AOct 6, 1981
Asphalt emulsion-conditioner
AMERICAN CAN CO40 citations92
US4181652AJan 1, 1980
Ozonated lignosulfonates
AMERICAN CAN CO19 citations82
US4293342AOct 6, 1981
Lignosulfonate derivatives
AMERICAN CAN CO14 citations73
US4219471AAug 26, 1980
Lignosulfonate derivatives
AMERICAN CAN CO17 citations73
US4296813AOct 27, 1981
Well cementing
AMERICAN CAN CO5 citations61
LIGNOTECH USA INC
4 patentsUS5446133AAug 29, 1995
Nitric acid oxidized lignosulfonates
LIGNOTECH USA INC23 citations92
US5663425ASep 2, 1997
Production of acid soluble humates
LIGNOTECH USA INC30 citations91
US5552149ASep 3, 1996
Method for microencapsulation of agriculturally active substances
LIGNOTECH USA INC18 citations72
US5925743AJul 20, 1999
Polymerized alkaline lignin materials
LIGNOTECH USA INC6 citations62