Morris E. Lewellyn

Person

Stamford, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Preparation of modified acrylamide polymers
- Patent number 4,902,751
- Issue date Feb 20, 1990
- American Cyanamid Company
- Morris E. Lewellyn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel process of alkoxy and aryloxy isothiocyanate preparation
- Patent number 4,778,921
- Issue date Oct 18, 1988
- American Cyanamid Company
- Morris E. Lewellyn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of N-allyl-O-alkyl thionocarbamates
- Patent number 4,482,500
- Issue date Nov 13, 1984
- American Cyanamid Company
- Morris E. Lewellyn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of N-allyl-O-alkyl thionocarbamates
- Patent number 4,456,560
- Issue date Jun 26, 1984
- American Cyanamid Company
- Morris E. Lewellyn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Addition agent composition
- Patent number 4,360,615
- Issue date Nov 23, 1982
- American Cyanamid Company
- Samuel S. Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for dewatering mineral and coal concentrates
- Patent number 4,231,868
- Issue date Nov 4, 1980
- American Cyanamid Company
- Samuel S. Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for dewatering mineral concentrates
- Patent number 4,210,531
- Issue date Jul 1, 1980
- American Cyanamid Company
- Samuel S. Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for dewatering mineral concentrates
- Patent number 4,207,186
- Issue date Jun 10, 1980
- American Cyanamid Company
- Samuel S. Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Dewatering aid composition
- Patent number 4,206,063
- Issue date Jun 3, 1980
- American Cyanamid Company
- Samuel S. Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for recovery of fine coal
- Patent number 4,199,065
- Issue date Apr 22, 1980
- American Cyanamid Company
- Samuel S. Wang
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Conditioning agent for froth flotation of fine coal
- Patent number 4,196,092
- Issue date Apr 1, 1980
- American Cyanamid Company
- Samuel S. Wang
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Sodium dialkyl sulfosuccinates as dewatering aids in the filtration...
- Patent number 4,153,549
- Issue date May 8, 1979
- American Cyanamid Company
- Samuel S. Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Composition for mineral concentrate dewatering during filtration
- Patent number 4,097,390
- Issue date Jun 27, 1978
- American Cyanamid Company
- Samuel Shang-Ning Wang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Morris E. Lewellyn

Person

Patents Grantslast 30 patents

Preparation of modified acrylamide polymers

Novel process of alkoxy and aryloxy isothiocyanate preparation

Process for the preparation of N-allyl-O-alkyl thionocarbamates

Process for the preparation of N-allyl-O-alkyl thionocarbamates

Addition agent composition

Process for dewatering mineral and coal concentrates

Process for dewatering mineral concentrates

Process for dewatering mineral concentrates

Dewatering aid composition

Process for recovery of fine coal

Conditioning agent for froth flotation of fine coal

Sodium dialkyl sulfosuccinates as dewatering aids in the filtration...

Composition for mineral concentrate dewatering during filtration