F. L. Smidth & Co.

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Cresskill, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling operation of an electrostatic precipitator
- Patent number 4,659,342
- Issue date Apr 21, 1987
- F. L. Smidth & Co.
- Leif Lind
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Device for raking a storage heap
- Patent number 4,540,085
- Issue date Sep 10, 1985
- F. L. Smidth & Co.
- Erik R. Larsen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method for producing anhydrous alumina
- Patent number 4,529,579
- Issue date Jul 16, 1985
- F. L. Smidth & Co.
- Benny E. Raahauge
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and apparatus for sorting particulate material
- Patent number 4,511,462
- Issue date Apr 16, 1985
- F. L. Smidth & Co.
- Jan Folsberg
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method and arrangement for protecting a thyristor switch of a pulse...
- Patent number 4,503,477
- Issue date Mar 5, 1985
- F. L. Smidth & Company
- Henrik Henriksen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Vertical roller mill and method of use thereof
- Patent number 4,485,974
- Issue date Dec 4, 1984
- F. L. Smidth & Co.
- Finn Lass
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method of controlling operation of an electrostatic precipitator
- Patent number 4,445,911
- Issue date May 1, 1984
- F. L. Smidth & Co.
- Leif Lind
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Apparatus for thermally treating pulverous materials such as cement...
- Patent number 4,435,159
- Issue date Mar 6, 1984
- F. L. Smidth & Co.
- Hans B. Knudsen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method and apparatus for thermally treating pulverulent materials
- Patent number 4,420,302
- Issue date Dec 13, 1983
- F. L. Smidth & Co.
- Hans B. Knudsen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method and apparatus for thermally treating pulverulent materials
- Patent number 4,420,303
- Issue date Dec 13, 1983
- F. L. Smidth & Co.
- Hans B. Knudsen
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Combustion plant
- Patent number 4,419,964
- Issue date Dec 13, 1983
- F. L. Smidth & Co.
- Torben Enkegaard
- F22 - STEAM GENERATION
Information Patent Grant
Method and plant such as a kiln plant for treating granular or pulv...
- Patent number 4,416,622
- Issue date Nov 22, 1983
- F. L. Smidth & Co.
- Jorn Touborg
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Apparatus for driving a rotary drum, such as a rotary kiln
- Patent number 4,403,952
- Issue date Sep 13, 1983
- F. L. Smidth & Co.
- Per Birch
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method of conditioning exhaust gases from coal firing
- Patent number 4,391,207
- Issue date Jul 5, 1983
- F. L. Smidth & Co.
- Helge H. Petersen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Plant for manufacturing cement clinker
- Patent number 4,389,252
- Issue date Jun 21, 1983
- F. L. Smidth & Co.
- Rolf D. Houd
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method and apparatus for operating a kiln plant with solid fuel fir...
- Patent number 4,388,067
- Issue date Jun 14, 1983
- F. L. Smidth & Co.
- Soren B. Christiansen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method for burning granular or pulverous materials and kiln plant t...
- Patent number 4,386,906
- Issue date Jun 7, 1983
- F. L. Smidth & Co.
- Tage H. Dano
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Roller mill
- Patent number 4,385,730
- Issue date May 31, 1983
- F. L. Smidth & Co.
- Helge C. C. Kartman
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Vertical roller mill
- Patent number 4,382,561
- Issue date May 10, 1983
- F. L. Smidth & Co.
- Knud T. Andersen
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Roller mill
- Patent number 4,382,558
- Issue date May 10, 1983
- F. L. Smidth & Co.
- Sven O. Svensson
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method and apparatus for grinding granular materials
- Patent number 4,369,926
- Issue date Jan 25, 1983
- F. L. Smidth & Co.
- Ole S. Rasmussen
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method of and plant for manufacturing pulverous or granular material
- Patent number 4,369,067
- Issue date Jan 18, 1983
- F. L. Smidth & Co.
- Torben Enkegaard
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Temperature measurement by means of heat tubes
- Patent number 4,355,909
- Issue date Oct 26, 1982
- F. L. Smidth & Co.
- Hans B. Knudsen
- G01 - MEASURING TESTING
Information Patent Grant
Rotary kiln
- Patent number 4,353,687
- Issue date Oct 12, 1982
- F. L. Smidth & Co.
- Poul W. Nielsen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Adjustable roller support for a rotary drum
- Patent number 4,344,596
- Issue date Aug 17, 1982
- F. L. Smidth & Co.
- Paul T. Hjaeresen
- F26 - DRYING
Information Patent Grant
Method for purification of gases
- Patent number 4,301,128
- Issue date Nov 17, 1981
- F. L. Smidth & Co.
- Niels E. Hastrup
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for and method of demounting slide shoe
- Patent number 4,280,267
- Issue date Jul 28, 1981
- F. L. Smidth & Co.
- Erik C. Christensen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrostatic precipitator and discharge electrode therefor
- Patent number 4,277,258
- Issue date Jul 7, 1981
- F. L. Smidth & Co.
- Erik M. Bojsen
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Tube mill
- Patent number 4,256,264
- Issue date Mar 17, 1981
- F. L. Smidth & Co.
- Ib Hansen
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Rotary kiln
- Patent number 4,243,384
- Issue date Jan 6, 1981
- F. L. Smidth & Company
- Erik Reinhardt
- F26 - DRYING

F. L. Smidth & Co.

Organization

Patents Grantslast 30 patents

Method of controlling operation of an electrostatic precipitator

Device for raking a storage heap

Method for producing anhydrous alumina

Method and apparatus for sorting particulate material

Method and arrangement for protecting a thyristor switch of a pulse...

Vertical roller mill and method of use thereof

Method of controlling operation of an electrostatic precipitator

Apparatus for thermally treating pulverous materials such as cement...

Method and apparatus for thermally treating pulverulent materials

Method and apparatus for thermally treating pulverulent materials

Combustion plant

Method and plant such as a kiln plant for treating granular or pulv...

Apparatus for driving a rotary drum, such as a rotary kiln

Method of conditioning exhaust gases from coal firing

Plant for manufacturing cement clinker

Method and apparatus for operating a kiln plant with solid fuel fir...

Method for burning granular or pulverous materials and kiln plant t...

Roller mill

Vertical roller mill

Roller mill

Method and apparatus for grinding granular materials

Method of and plant for manufacturing pulverous or granular material

Temperature measurement by means of heat tubes

Rotary kiln

Adjustable roller support for a rotary drum

Method for purification of gases

Apparatus for and method of demounting slide shoe

Electrostatic precipitator and discharge electrode therefor

Tube mill

Rotary kiln