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US3370932A Expired / Lapsed US ⏱️ 0.0 years remaining

Flame coloring product and method of manufacturing same

Assignee: Johnson Coal Cubing Co
•
Filing: 1963-11-27
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Granted: 1968-02-27
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Expires: 1983-11-27
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Abstract

No abstract record available.

Inventors

  • 👤 Paul E Kelly
  • 👤 Orval J Nutt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 15:34
CPC Classifications
C; C10; C10L; C10L9/00; C10L9/10; C10L5/00; C10L5/02; C10L5/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 301 words
A METHOD OF MANUFACTURING FLAME COLORING BRIQUETS COMPRISING THE STEPS OF PROVIDING A MIXTURE OF GRANULAR CARBONACEOUS MATERIALS COMPRISING APPROXIMATELY 55 TO 81 PERCENT BY WEIGHT OF THE MIXTURE AND CONSISTING OF A COKE COMPONENT AND A COAL COMPONENT, SAID COKE COMPONENT COMPRISING AT LEAST ABOUT 40 PERCENT BY WEIGHT OF SAID VEHICLE AND CONTAINING PRIMARILY FLUID PETROLEUM COKE PLUS ANOTHER COKE SELECTED FROM THE GROUP CONSISTING OF COKE AND DELAYED PETROLEUM COKE, SAID COAL COMPONENT COMPRISING THE REMAINDER OF SAID VEHICLE AND BEING SELECTED FROM THE GROUP CONSISTING OF LOW VOLATILE BITUMINOUS COAL, HIGH VOLATILE BITUMINOUS COAL, ANTHRACITE AND CHARCOAL HAVING A MOISTURE CONTENT LESS THAN ABOUT 1 PERCENT BY WEIGHT AND AT A TEMPERATURE BETWEEN ABOUT 120*F. TO 140*F., HEATING A BINDER TO A LIQUID STATE BETWEEN ABOUT 270*F. TO 290*F., MIXING THE HEATED LIQUID BINDER IN AN AMOUNT COMPRISING APPROXIMATELY 4 TO 10 PERCENT BY WEIGHT OF THE MIXTURE WITH THE CARBONACEOUS MATERIALS TO OBTAIN A COMPLETELY HOMOGENEOUS COATING OF SAID MATERIALS WITH SAID BINDER, SIMULTANEOUSLY WITH SAID MIXING STEP INCREASING THE TEMPERATURE AND MOISTURE CONTENT OF THE MIXTURE BY PASSING LIVE STEAM THEREINTO UNTIL THE MOISTURE CONTENT RANGES BETWEEN ABOUT 2 1/2 PERCENT TO 3 1/2 PERCENT OF THE MIXTURE AND THE TEMPERATURE THEREOF RANGES FROM ABOUT 200*F. TO 212*F., COOLING SAID MIXTURE UNTIL THE TEMPERATURE RANGES BETWEEN ABOUT130*F. TO 140*F., THEN MIXING A FLAMECOLORING CHEMICAL IN AN AMOUNT COMPRISING APPROXIMATELY 15 TO 35 PERCENT BY WEIGHT OF THE MIXTURE IN DRY GRANULAR FORM INTO THE CARBONACEOUS AND BINDER MATERIAL MIXTURE UNTIL THOROUGH INTERMIXTURE RESULTS AND THE TEMPERATURE IS REDUCED TO BETWEEN ABOUT 80*F. TO 100*F., PULVERIZING THE MIXTURE TO ELIMINATE ANY BALLING EFFECT RESULTING FROM THE IMMEDIATELY PRECEDING STEP AND THEREBY REDUCE THE MIXTURE TO A GRANULAR FORM AND THEN PRESSING THE MIXTURE INTO INDIVIDUAL BRIQUETS.
Claim 2
Independent Claim 301 words
A METHOD OF MANUFACTURING FLAME COLORING BRIQUETS COMPRISING THE STEPS OF PROVIDING A MIXTURE OF GRANULAR CARBONACEOUS MATERIALS COMPRISING APPROXIMATELY 55 TO 81 PERCENT BY WEIGHT OF THE MIXTURE AND CONSISTING OF A COKE COMPONENT AND A COAL COMPONENT, SAID COKE COMPONENT COMPRISING AT LEAST ABOUT 40 PERCENT BY WEIGHT OF SAID VEHICLE AND CONTAINING PRIMARILY FLUID PETROLEUM COKE PLUS ANOTHER COKE SELECTED FROM THE GROUP CONSISTING OF COKE AND DELAYED PETROLEUM COKE, SAID COAL COMPONENT COMPRISING THE REMAINDER OF SAID VEHICLE AND BEING SELECTED FROM THE GROUP CONSISTING OF LOW VOLATILE BITUMINOUS COAL, HIGH VOLATILE BITUMINOUS COAL, ANTHRACITE AND CHARCOAL HAVING A MOISTURE CONTENT LESS THAN ABOUT 1 PERCENT BY WEIGHT AND AT A TEMPERATURE BETWEEN ABOUT 120*F. TO 140*F., HEATING A BINDER TO A LIQUID STATE BETWEEN ABOUT 270*F. TO 290*F., MIXING THE HEATED LIQUID BINDER IN AN AMOUNT COMPRISING APPROXIMATELY 4 TO 10 PERCENT BY WEIGHT OF THE MIXTURE WITH THE CARBONACEOUS MATERIALS TO OBTAIN A COMPLETELY HOMOGENEOUS COATING OF SAID MATERIALS WITH SAID BINDER, SIMULTANEOUSLY WITH SAID MIXING STEP INCREASING THE TEMPERATURE AND MOISTURE CONTENT OF THE MIXTURE BY PASSING LIVE STEAM THEREINTO UNTIL THE MOISTURE CONTENT RANGES BETWEEN ABOUT 2 1/2 PERCENT TO 3 1/2 PERCENT OF THE MIXTURE AND THE TEMPERATURE THEREOF RANGES FROM ABOUT 200*F. TO 212*F., COOLING SAID MIXTURE UNTIL THE TEMPERATURE RANGES BETWEEN ABOUT130*F. TO 140*F., THEN MIXING A FLAMECOLORING CHEMICAL IN AN AMOUNT COMPRISING APPROXIMATELY 15 TO 35 PERCENT BY WEIGHT OF THE MIXTURE IN DRY GRANULAR FORM INTO THE CARBONACEOUS AND BINDER MATERIAL MIXTURE UNTIL THOROUGH INTERMIXTURE RESULTS AND THE TEMPERATURE IS REDUCED TO BETWEEN ABOUT 80*F. TO 100*F., PULVERIZING THE MIXTURE TO ELIMINATE ANY BALLING EFFECT RESULTING FROM THE IMMEDIATELY PRECEDING STEP AND THEREBY REDUCE THE MIXTURE TO A GRANULAR FORM AND THEN PRESSING THE MIXTURE INTO INDIVIDUAL BRIQUETS.

References Cited (Backward Citations)

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US673654A Cited
US698850A Cited
US737023A Cited
US1750371A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-02-26 1971-08-28 1972-02-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-02-26 1975-08-28 1976-02-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-02-26 1979-08-28 1980-02-27 $7700.00 Window Closed / Lapsed

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