Process for preparing coking blends

Claim 1

A COKING PROCESS, USING A PLURALITY OF DIFFERENT GRADE COALS IN A DIVIDED STATE, AND IF NEEDS BE ADDITIONAL SUBSTANCES, COMPRISING THE STEPS OF: (A) MAKING FROM THE DIFFERENT GRADES OF COAL PREDETERMINED AMOUNTS OF TWO SEPARATE MIXES CALCULATED ON ACCOUNT OF THE CHARACTERISTICS OF THE COKE TO BE OBTAINED, VIZ. A FIRST MIX A CONSISTING SUBSTANTIALLY OF THE FUSIBLE COALS AND A SECOND MIX B CONSISTING SUBSTANTIALLY OF THE INERT COALS AND ANY ADDITIONAL SUBSTANCES; (B) GRANULOMETRICALLY SEPARATING THE FIRST MIX A ON A PREDETERMINED MESH SIZE SELECTED WITHIN A RANGE OF FROM ABOUT 2MM. TO ABOUT 6MM. DEPENDING ON PETROGRAPHIC ANALYSIS OF THE COALS, TO OBTAIN A FIRST OVERSIZE CONSISTING PREDOMINANTLY OF CONGLOMERATE COAL PARTICLES AND IN THE SCREENINGS PETROGRAPHIC CONSTITUENTS OF THE COAL ALREADY LIBERATED AND ESSENTIALLY FUSIBLE VITRAIN; (C) PROGRESSIVELY AND CONTROLLABLY DISINTEGRATING SAID FIRST OVERSIZE SEPARATED IN STEP B BY A SPLITTING OPERATION IN COMBINATION WITH A SCREENING OPERATION ON A MESH-SIZE SELECTED WITHIN A RANGE OF FROM ABOUT 2MM. TO ABOUT 6MM. DEPENDING ON PETROGRAPHIC ANALYSIS OF THE COAL, AND RECYCLING THE OVERSIZE OF SAID SCREENING OPERATION TO THE DISINTEGRATION STEP WHEREBY TO OBTAIN CONTINUOUSLY IN THE SCREENINGS THE LIBERATED PETROGRAPHIC CONSTITUENTS OF THE COALS FORMING MIX A WHICH ARE THUS SUBSTRACTED FROM ANY DESTRUCTION OF THE GRAINS; (D) GRANULOMETRICALLY SEPARATING THE SCREENINGS OBTAINED IN STEP B AND THE SCREENINGS OBTAINED IN STEP C ON A MESH SIZE SELECTED WITHIN A RANGE OF FROM ABOUT 1 MM. TO ABOUT 4MM. TO OBTAIN AN OVERSIZE FRACTION CON-