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1985-07-16
Method of regeberating drilling slurry and apparatus therefor
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1988-08-24
Method and apparatus for floating point operations
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1991-07-29
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1989-02-01
A method of and apparatus for encoding a character
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1988-07-06
Method of excavation and apparatus therefor
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1991-11-27
Method of and apparatus for conveying material
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1987-05-28
Method and apparatus for moisture freeing of gaseous medium
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1985-02-27
Method and apparatus for fracturing of rock
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1988-08-10
Apparatus and method of handling battery plates
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1987-07-13
Method of mechanizing loading and handling of rock blocks and apparatus therefor
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1985-08-13
Method of operation of open-flame tunnel kiln and open-flame tunnel kiln
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1988-12-15
Method and apparatus of processing slurries containing rock
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1989-10-26
Method and apparatus for spray-impregnating materials
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1989-08-02
Method and apparatus of brewing
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1989-02-01
Method and apparatus for handling information
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1988-11-23
Method and apparatus for manufacture of constructional elements
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1986-12-17
Mining method and apparatus
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1986-07-15
Method of and apparatus for mining filled longwalls
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1985-07-16
Method of and apparatus for handling fishes
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1987-11-02
Method of handling materials in mine workings and apparatus therefor
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1987-07-13
Method and apparatus for loosening of rock
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1989-08-14
Method of tee stumps removal and loading and equipment for its realization
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1987-05-04
Method of manufacturing waffer blocks and apparatus therefor
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1984-12-12
Handling apparatus and method
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1987-06-15
Apparatus and method for makinf filled waffer blocks