US2020017928A1PendingUtilityA1

Heating device and heating method of torpedo car

Assignee: NIPPON STEEL CORPPriority: Apr 4, 2017Filed: Mar 27, 2018Published: Jan 16, 2020
Est. expiryApr 4, 2037(~10.7 yrs left)· nominal 20-yr term from priority
C21C 1/06C21C 5/46C21C 5/52B22D 41/015
30
PatentIndex Score
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Claims

Abstract

A heating device of a torpedo car which heats an inside of the torpedo car under a state where a torpedo car main body is turned in such a manner that a mouth is located at a lateral side of the torpedo car main body, the heating device comprising: a burner which is inserted into the inside of the torpedo car from the mouth; and a lid which partially covers a lower side of the mouth so that an opening of the mouth has an open area ratio set in advance in a side view.

Claims

exact text as granted — not AI-modified
1 - 8 . (canceled) 
     
     
         9 . A heating device of a torpedo car which heats an inside of the torpedo car under a state where a torpedo car main body is turned in such a manner that a mouth is located at a lateral side of the torpedo car main body, the heating device comprising:
 a burner which is inserted into the inside of the torpedo car from the mouth; and   a lid which partially covers a lower side of the mouth so that an opening of the mouth has an open area ratio set in advance in a side view.   
     
     
         10 . The heating device of the torpedo car according to  claim 9 , wherein
 the open area ratio is 10% to 80% of an area where a cross-sectional area of the burner is excluded from an opening area of the mouth.   
     
     
         11 . The heating device of the torpedo car according to  claim 9 , wherein
 the lid is supported by an elastic body having elasticity in a horizontal direction toward the mouth.   
     
     
         12 . The heating device of the torpedo car according to  claim 10 , wherein
 the lid is supported by an elastic body having elasticity in a horizontal direction toward the mouth.   
     
     
         13 . The heating device of the torpedo car according to  claim 9 , wherein
 a refractory having elasticity is attached to a surface of the lid on the mouth side at a part where the lid and the torpedo car are in contact.   
     
     
         14 . The heating device of the torpedo car according to  claim 10 , wherein
 a refractory having elasticity is attached to a surface of the lid on the mouth side at a part where the lid and the torpedo car are in contact.   
     
     
         15 . The heating device of the torpedo car according to  claim 12 , wherein
 a refractory having elasticity is attached to a surface of the lid on the mouth side at a part where the lid and the torpedo car are in contact.   
     
     
         16 . The heating device of the torpedo car according to  claim 9 , wherein
 an attachment angle of the lid with respect to a vertical direction is variable.   
     
     
         17 . The heating device of the torpedo car according to  claim 10 , wherein
 an attachment angle of the lid with respect to a vertical direction is variable.   
     
     
         18 . The heating device of the torpedo car according to  claim 12 , wherein
 an attachment angle of the lid with respect to a vertical direction is variable.   
     
     
         19 . The heating device of the torpedo car according to  claim 15 , wherein
 an attachment angle of the lid with respect to a vertical direction is variable.   
     
     
         20 . The heating device of the torpedo car according to  claim 9 , wherein
 the lid includes an upper lid and a lower lid,   the lower lid partially covers a lower side of the mouth, and   the upper lid is formed to be able to turn around a boundary with the lower lid.   
     
     
         21 . The heating device of the torpedo car according to  claim 10 , wherein
 the lid includes an upper lid and a lower lid,   the lower lid partially covers a lower side of the mouth, and   the upper lid is formed to be able to turn around a boundary with the lower lid.   
     
     
         22 . The heating device of the torpedo car according to  claim 12 , wherein
 the lid includes an upper lid and a lower lid,   the lower lid partially covers a lower side of the mouth, and   the upper lid is formed to be able to turn around a boundary with the lower lid.   
     
     
         23 . The heating device of the torpedo car according to  claim 15 , wherein
 the lid includes an upper lid and a lower lid,   the lower lid partially covers a lower side of the mouth, and   the upper lid is formed to be able to turn around a boundary with the lower lid.   
     
     
         24 . The heating device of the torpedo car according to  claim 19 , wherein
 the lid includes an upper lid and a lower lid,   the lower lid partially covers a lower side of the mouth, and   the upper lid is formed to be able to turn around a boundary with the lower lid.   
     
     
         25 . A heating method of a torpedo car which heats an inside of the torpedo car, comprising:
 turning a torpedo car main body in such a manner that a mouth is located at a lateral side of the torpedo car main body;   covering a lower side of the mouth with a lid so that an opening of the mouth has an open area ratio set in advance in a side view; and   heating the inside of the torpedo car by inserting a burner from the mouth.   
     
     
         26 . The heating method of the torpedo car according to  claim 25 , wherein
 the open area ratio is set in accordance with a flow rate of gas discharged from the torpedo car when the inside of the torpedo car is heated.

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