Richard R. Klimpel

Person

Midland, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hydroxy-carboxylic acid grinding aids
- Patent number 6,135,372
- Issue date Oct 24, 2000
- Richard R. Klimpel
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Hydroxy-carboxylic acid grinding aids
- Patent number 5,799,882
- Issue date Sep 1, 1998
- Richard R. Klimpel
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Solid-solid separations utilizing alkanol amines
- Patent number 5,244,155
- Issue date Sep 14, 1993
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Dialkylated aryl monosulfonate collectors useful in the flotation o...
- Patent number 5,173,176
- Issue date Dec 22, 1992
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Sulfonated and carboxylate collector compositions useful in the flo...
- Patent number 5,171,427
- Issue date Dec 15, 1992
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Recovery of petroleum from tar sands
- Patent number 5,169,518
- Issue date Dec 8, 1992
- The Dow Chemical Company
- Richard R. Klimpel
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Alkanol amine grinding aids
- Patent number 5,131,600
- Issue date Jul 21, 1992
- The Dow Chemical Company
- Richard R. Klimpel
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Froth flotation of silica or siliceous gangue
- Patent number 5,124,028
- Issue date Jun 23, 1992
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Depression of the flotation of silica or siliceous gangue in minera...
- Patent number 5,057,209
- Issue date Oct 15, 1991
- The Dow Chemical Company
- Richard R. Klimpel
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Alkylated diaryl oxide monosulfonate collectors useful in the float...
- Patent number 5,015,367
- Issue date May 14, 1991
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Pyrite depressants useful in the separation of pyrite from coal
- Patent number 4,830,740
- Issue date May 16, 1989
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Pyrite depressants useful in the separation of pyrite from coal
- Patent number 4,826,588
- Issue date May 2, 1989
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Collector compositions for the froth flotation of mineral values
- Patent number 4,822,483
- Issue date Apr 18, 1989
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Method for the froth flotation of coal
- Patent number 4,820,406
- Issue date Apr 11, 1989
- The Dow Chemical Company
- Robert D. Hansen
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Flotation depressants
- Patent number 4,808,301
- Issue date Feb 28, 1989
- The Dow Chemical Company
- Robert D. Hansen
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Froth flotation method
- Patent number 4,797,202
- Issue date Jan 10, 1989
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Froth flotation method
- Patent number 4,789,392
- Issue date Dec 6, 1988
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Frothers demonstrating enhanced recovery of coarse particles in fro...
- Patent number RE32778
- Issue date Nov 8, 1988
- The Dow Chemical Company
- Robert D. Hansen
- 209 - Classifying, separating, and assorting solids
Information Patent Grant
Method for the froth flotation of coal
- Patent number 4,770,767
- Issue date Sep 13, 1988
- The Dow Chemical Company
- Robert D. Hansen
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Frothers demonstrating enhanced recovery of fine particles of coal...
- Patent number 4,761,223
- Issue date Aug 2, 1988
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Novel collectors for the selective froth flotation of mineral sulfides
- Patent number 4,735,711
- Issue date Apr 5, 1988
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Novel collectors for the selective froth flotation of mineral sulfides
- Patent number 4,732,668
- Issue date Mar 22, 1988
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Novel collector composition for froth flotation
- Patent number 4,702,822
- Issue date Oct 27, 1987
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Collector compositions for the froth flotation of mineral values
- Patent number 4,684,459
- Issue date Aug 4, 1987
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Collector compositions for the froth flotation of mineral values
- Patent number 4,676,890
- Issue date Jun 30, 1987
- The Dow Chemical Company
- Richard R. Klimpel
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Frothers demonstrating enhanced recovery of coarse particles in fro...
- Patent number 4,582,596
- Issue date Apr 15, 1986
- The Dow Chemical Company
- Robert D. Hansen
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Method for grinding cereal grains in the presence of grinding aids
- Patent number 4,411,927
- Issue date Oct 25, 1983
- The Dow Chemical Company
- Mauricio Bermudez
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Grinding aids for the grinding of cereal grains
- Patent number 4,384,010
- Issue date May 17, 1983
- The Dow Chemical Company
- Mauricio Bermudez
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Ore grinding process including a grinding aid of an anionic polyele...
- Patent number 4,274,599
- Issue date Jun 23, 1981
- The Dow Chemical Company
- Willy Manfroy
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Ore grinding process
- Patent number 4,162,045
- Issue date Jul 24, 1979
- The Dow Chemical Company
- Melvin F. Katzer
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Richard R. Klimpel

Person

Patents Grantslast 30 patents

Hydroxy-carboxylic acid grinding aids

Hydroxy-carboxylic acid grinding aids

Solid-solid separations utilizing alkanol amines

Dialkylated aryl monosulfonate collectors useful in the flotation o...

Sulfonated and carboxylate collector compositions useful in the flo...

Recovery of petroleum from tar sands

Alkanol amine grinding aids

Froth flotation of silica or siliceous gangue

Depression of the flotation of silica or siliceous gangue in minera...

Alkylated diaryl oxide monosulfonate collectors useful in the float...

Pyrite depressants useful in the separation of pyrite from coal

Pyrite depressants useful in the separation of pyrite from coal

Collector compositions for the froth flotation of mineral values

Method for the froth flotation of coal

Flotation depressants

Froth flotation method

Froth flotation method

Frothers demonstrating enhanced recovery of coarse particles in fro...

Method for the froth flotation of coal

Frothers demonstrating enhanced recovery of fine particles of coal...

Novel collectors for the selective froth flotation of mineral sulfides

Novel collectors for the selective froth flotation of mineral sulfides

Novel collector composition for froth flotation

Collector compositions for the froth flotation of mineral values

Collector compositions for the froth flotation of mineral values

Frothers demonstrating enhanced recovery of coarse particles in fro...

Method for grinding cereal grains in the presence of grinding aids

Grinding aids for the grinding of cereal grains

Ore grinding process including a grinding aid of an anionic polyele...

Ore grinding process