Nicholas P. Greco

Person

Edgewood, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparation of arsenic acid
- Patent number 4,769,230
- Issue date Sep 6, 1988
- Koppers Company, Inc.
- Nicholas P. Greco
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of trisubstituted phenols
- Patent number 4,633,022
- Issue date Dec 30, 1986
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Refining lurgi tar acids
- Patent number 4,443,636
- Issue date Apr 17, 1984
- Koppers Company, Inc.
- Nicholas P. Greco
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Preparation of resorcinol and substituted resorcinols by liquid-pha...
- Patent number 4,431,848
- Issue date Feb 14, 1984
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 1,3-cyclic diones by vapor phase cyclization of delt...
- Patent number 4,399,310
- Issue date Aug 16, 1983
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Separation of phenols
- Patent number 4,275,246
- Issue date Jun 23, 1981
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for alkylating phenolic compounds to produce ortho- and par...
- Patent number 4,215,229
- Issue date Jul 29, 1980
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrolysis of 3,5-diamino benzoic acid to produce alpha-resorcylic...
- Patent number 3,984,466
- Issue date Oct 5, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing an improved creosote wood preservative from a...
- Patent number 3,973,971
- Issue date Aug 10, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Method for preparing an improved creosote wood preservative from a...
- Patent number 3,960,969
- Issue date Jun 1, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Hydrogenation of nitrobenzene to p-aminophenol
- Patent number 3,953,509
- Issue date Apr 27, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of hydroquinone
- Patent number 3,937,741
- Issue date Feb 10, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Production of hydroquinone
- Patent number 3,935,283
- Issue date Jan 27, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrolysis of toluene diamines to produce methyl resorcinols
- Patent number 3,933,925
- Issue date Jan 20, 1976
- Koppers Company, Inc.
- Nicholas P. Greco
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Nicholas P. Greco

Person

Patents Grantslast 30 patents

Process for preparation of arsenic acid

Process for preparation of trisubstituted phenols

Refining lurgi tar acids

Preparation of resorcinol and substituted resorcinols by liquid-pha...

Preparation of 1,3-cyclic diones by vapor phase cyclization of delt...

Separation of phenols

Process for alkylating phenolic compounds to produce ortho- and par...

Hydrolysis of 3,5-diamino benzoic acid to produce alpha-resorcylic...

Method for preparing an improved creosote wood preservative from a...

Method for preparing an improved creosote wood preservative from a...

Hydrogenation of nitrobenzene to p-aminophenol

Production of hydroquinone

Production of hydroquinone

Hydrolysis of toluene diamines to produce methyl resorcinols