Leonard Dubin

Person

Skokie, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Enhanced lubricity diesel fuel emulsions for reduction of nitrogen...
- Patent number 5,743,922
- Issue date Apr 28, 1998
- Nalco Fuel Tech
- Jeremy D. Peter-Hoblyn
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hardness suppression in urea solutions
- Patent number 5,645,756
- Issue date Jul 8, 1997
- Nalco Fuel Tech
- Leonard Dubin
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Boiler operation with decreased NO.sub.x and waste water discharge
- Patent number 5,616,307
- Issue date Apr 1, 1997
- Nalco Fuel Tech
- Leonard Dubin
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Hardness suppression in urea solutions
- Patent number 5,441,713
- Issue date Aug 15, 1995
- Nalco Fuel Tech
- Leonard Dubin
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Enhanced lubricity fuel oil emulsions
- Patent number 5,284,492
- Issue date Feb 8, 1994
- Nalco Fuel Tech
- Leonard Dubin
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Controlling concentration of chemical treatment for flue gas reduct...
- Patent number 5,277,135
- Issue date Jan 11, 1994
- Nalco Chemical Company
- Leonard Dubin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
On-line iron clean-up
- Patent number 5,037,483
- Issue date Aug 6, 1991
- Nalco Chemical Company
- Leonard Dubin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Means of controlling precipitation of Na.sub.2 SO.sub.4 from soluti...
- Patent number 4,676,910
- Issue date Jun 30, 1987
- Nalco Chemical Company
- Leonard Dubin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Silica inhibition: prevention of silica deposition by boric acid/or...
- Patent number 4,584,104
- Issue date Apr 22, 1986
- Nalco Chemical Company
- Leonard Dubin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Silica inhibition: prevention of silica deposition by addition of l...
- Patent number 4,532,047
- Issue date Jul 30, 1985
- Nalco Chemical Company
- Leonard Dubin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Use of acrylamide/acrylic acid copolymers for prevention of fouling...
- Patent number 4,431,547
- Issue date Feb 14, 1984
- Nalco Chemical Company
- Leonard Dubin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Particulate dispersant enhancement using acrylamide-acrylic acid co...
- Patent number 4,361,492
- Issue date Nov 30, 1982
- Nalco Chemical Company
- Leonard Dubin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Leonard Dubin

Person

Patents Grantslast 30 patents

Enhanced lubricity diesel fuel emulsions for reduction of nitrogen...

Hardness suppression in urea solutions

Boiler operation with decreased NO.sub.x and waste water discharge

Hardness suppression in urea solutions

Enhanced lubricity fuel oil emulsions

Controlling concentration of chemical treatment for flue gas reduct...

On-line iron clean-up

Means of controlling precipitation of Na.sub.2 SO.sub.4 from soluti...

Silica inhibition: prevention of silica deposition by boric acid/or...

Silica inhibition: prevention of silica deposition by addition of l...

Use of acrylamide/acrylic acid copolymers for prevention of fouling...

Particulate dispersant enhancement using acrylamide-acrylic acid co...