PatentVote.com: Vote on your favourite invention!

Next ten patents ordered by date:
Closure members
Process for drying water-wet methyl chloride
Electrolyte-liquid for the electrodeposition of aluminum
Steel sheet useful in forming foodstuff and beverage cans
Preparation of metal-free phthalocyanines
Process for concentration of caustic alkali solution produced by ion exchange membrane type electrolysis
Simulated leather materials and electrolytic process for making them
Nonplating cathode and method for producing same
Method of conducting an electrolysis
Method of, and apparatus for drying damp basements
Translate:
En
De
Es
Fr
It
Pt
Ja
Ko
Zh 

 

Title: Apparatus for preventing gas leakage from oven door of coke oven

Abstract: In a coke oven of the type comprising an oven opening, an oven door for closing the oven opening, a knife-edge surrounding the oven door for forming a seal for preventing leakage of oven gas, there are provided a conduit arranged along the outside periphery of the oven opening and provided with a plurality of gas ejection nozzles, and means for supplying compressed gas to the conduit. The gas ejection nozzles are directed such that gas is blasted to the seal.


Do you think this is a good invention? Vote now:

 Votes so far: For:(0) Against:(0)
Other info:


Inventors: Fujishiro, Koretoshi (Kagawa, JP)
Hiyoshi, Masamitsu (Kagawa, JP)

Application Number: 781297
Filing Date: 1977-03-25
Publication_date: 1979-03-20
Assignee: Mitsubishi Kasei Kogyo Kabushiki Kaisha (Tokyo, JP)
Primary Class(es): 202/248 202/269
Other Classes:
US Patent Ref:
3926740Dec, 1975Krikau202/254.
3928144Dec, 1975Jakimowicz202/263.
3933595Jan, 1976Gordon et al.202/263.
3957591May, 1976Riecker202/263.

Other Refs:
Primary Examiner: Wolk, Morris O.
Assistant Examiner: Turk, Arnold
Attorney: Oblon, Fisher, Spivak, McClelland & Maier