DRAVO LIME COMPANY

Organization

PITTSBURGH, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for separating fast settling particles from sl...
- Patent number 6,250,473
- Issue date Jun 26, 2001
- FirstEnergy Ventures Corp.
- R. Mark Golightley
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
High-purity magnesium hydroxide and process for its production
- Patent number 6,214,313
- Issue date Apr 10, 2001
- Dravo Lime, Inc.
- Daniel W. Berisko
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for desulfurizing a sulfur-dioxide containing gas
- Patent number 6,099,816
- Issue date Aug 8, 2000
- Dravo Lime, Inc.
- John W. College
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Coordination of liquid-solid separators and fluid tanks
- Patent number 6,033,577
- Issue date Mar 7, 2000
- Dravo Lime Company
- William E. Braband
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for removing NO.sub.x from a gas stream while producing an a...
- Patent number 5,846,286
- Issue date Dec 8, 1998
- Dravo Lime Company
- Shiaw C. Tseng
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Process for removing SO.sub.2 and NO.sub.x from a gaseous stream
- Patent number 5,827,488
- Issue date Oct 27, 1998
- Dravo Lime Company
- Manyam Babu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for removing sulfur dioxide and nitrogen oxides from combust...
- Patent number 5,817,283
- Issue date Oct 6, 1998
- Dravo Lime Company
- Bruce W. Lani
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of removing sulfur dioxide and nitrogen oxides from a gaseou...
- Patent number 5,785,841
- Issue date Jul 28, 1998
- Dravo Lime Company
- Shiaw C. Tseng
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for producing cement and elemental sulfur from a flue gas d...
- Patent number 5,769,940
- Issue date Jun 23, 1998
- Dravo Lime Company
- John W. College
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for producing cement from a flue gas desulfurization proces...
- Patent number 5,766,339
- Issue date Jun 16, 1998
- Dravo Lime Company
- Manyam Babu
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Electrochemical process
- Patent number 5,705,051
- Issue date Jan 6, 1998
- Dravo Lime Company
- Richard J. Coin
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for removing sulfur dioxide and nitrogen oxides from a hot...
- Patent number 5,695,727
- Issue date Dec 9, 1997
- Dravo Lime Company
- John W. College
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the removal of sulfur dioxide and nitrogen oxides for a...
- Patent number 5,683,666
- Issue date Nov 4, 1997
- Dravo Lime Company
- Daniel W. Berisko
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Magnesium-enhanced sulfur dioxide scrubbing with gypsum formation
- Patent number 5,645,807
- Issue date Jul 8, 1997
- Dravo Lime Company
- John W. College
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of ameliorating acid soil to enhance plant growth
- Patent number 5,628,811
- Issue date May 13, 1997
- Dravo Lime Company
- John W. College
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Process for removing sulfur dioxide from gases and producing gypsum...
- Patent number 5,614,158
- Issue date Mar 25, 1997
- Dravo Lime Company
- John W. College
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of collecting and conditioning a petroleum coke fluid bed co...
- Patent number 5,481,989
- Issue date Jan 9, 1996
- J. H. Beeghly to Dravo Lime Company
- Joel H. Beeghly
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Horizontal wet scrubbing apparatus and method for removing sulfur d...
- Patent number 5,403,568
- Issue date Apr 4, 1995
- Dravo Lime Company
- Donald H. Stowe
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Magnesium-enhanced lime scrubbing of sulfur dioxide with production...
- Patent number 5,384,111
- Issue date Jan 24, 1995
- Dravo Lime Company
- Shiaw C. Tseng
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Production of low sulfur content lime from limestone
- Patent number 5,380,505
- Issue date Jan 10, 1995
- Dravo Lime Company
- John W. College
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of slaking lime
- Patent number 5,336,481
- Issue date Aug 9, 1994
- Dravo Lime Company
- Charles J. Muzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of sulfur dioxide removal from gaseous streams with .alpha.-...
- Patent number 5,312,609
- Issue date May 17, 1994
- Dravo Lime Company
- John W. College
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sulfur dioxide removal from gases using a modified lime
- Patent number 5,310,498
- Issue date May 10, 1994
- Dravo Lime Company
- Yungli J. Lee
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Compact lime slaker
- Patent number 5,294,408
- Issue date Mar 15, 1994
- Dravo Lime Company
- Charles J. Muzik
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sulfur dioxide scrubbing process producing purified magnesium hydro...
- Patent number 5,270,026
- Issue date Dec 14, 1993
- Dravo Lime Company
- John W. College
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sodium-enhanced lime scrubbing method for removing sulfur dioxide f...
- Patent number 5,266,285
- Issue date Nov 30, 1993
- Southern Indiana Gas and Electric Company
- Dennis L. Glancy
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removing sulfur dioxide and nitrogen oxides from flue g...
- Patent number 5,200,160
- Issue date Apr 6, 1993
- Dravo Lime Company
- Lewis B. Benson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sulfur dioxide removal from gases using a modified lime
- Patent number 5,082,639
- Issue date Jan 21, 1992
- Dravo Lime Company
- Yungli J. Lee
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for desulfurization of sulfur dioxide-containing gas streams
- Patent number 5,039,499
- Issue date Aug 13, 1991
- Dravo Lime Company
- Donald H. Stowe
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for removing sulfur dioxide from flue gases
- Patent number 4,996,032
- Issue date Feb 26, 1991
- Dravo Lime Company
- Donald H. Stowe
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
75049066 - MAG-RECOVERY
- Serial number 75049066
- Filing date Jan 26, 1996
- DRAVO LIME COMPANY
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
74164231 - THIOCLEAR
- Serial number 74164231
- Registration number 1766972
- Filing date May 6, 1991
- DRAVO LIME COMPANY
- 42 - Scientific and technological services and research and design relating thereto

DRAVO LIME COMPANY

Organization

Patents Grantslast 30 patents

Method and apparatus for separating fast settling particles from sl...

High-purity magnesium hydroxide and process for its production

Process for desulfurizing a sulfur-dioxide containing gas

Coordination of liquid-solid separators and fluid tanks

Method for removing NO.sub.x from a gas stream while producing an a...

Process for removing SO.sub.2 and NO.sub.x from a gaseous stream

Method for removing sulfur dioxide and nitrogen oxides from combust...

Method of removing sulfur dioxide and nitrogen oxides from a gaseou...

Process for producing cement and elemental sulfur from a flue gas d...

Process for producing cement from a flue gas desulfurization proces...

Electrochemical process

Process for removing sulfur dioxide and nitrogen oxides from a hot...

Method for the removal of sulfur dioxide and nitrogen oxides for a...

Magnesium-enhanced sulfur dioxide scrubbing with gypsum formation

Method of ameliorating acid soil to enhance plant growth

Process for removing sulfur dioxide from gases and producing gypsum...

Method of collecting and conditioning a petroleum coke fluid bed co...

Horizontal wet scrubbing apparatus and method for removing sulfur d...

Magnesium-enhanced lime scrubbing of sulfur dioxide with production...

Production of low sulfur content lime from limestone

Method of slaking lime

Method of sulfur dioxide removal from gaseous streams with .alpha.-...

Sulfur dioxide removal from gases using a modified lime

Compact lime slaker

Sulfur dioxide scrubbing process producing purified magnesium hydro...

Sodium-enhanced lime scrubbing method for removing sulfur dioxide f...

Process for removing sulfur dioxide and nitrogen oxides from flue g...

Sulfur dioxide removal from gases using a modified lime

Process for desulfurization of sulfur dioxide-containing gas streams

Process for removing sulfur dioxide from flue gases

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

75049066 - MAG-RECOVERY

74164231 - THIOCLEAR