Latest revision as of 03:54, 11 June 2025

IMMERSION NOZZLE

Abstract: an immersion nozzle for discharging molten steel supplied from a tundish into a mold for continuous casting of a slab includes a discharge portion that supplies the molten steel to the mold, wherein the immersion nozzle includes two regions divided by a plane in a thickness direction, the plane passing through an axial center, the discharge portion includes: a bottom portion; and a side wall that extends in a height direction from an outer edge of the bottom portion, four discharge holes are formed in the discharge portion, two discharge hole are arranged side by side in a width direction in each of the regions in the bottom portion of the discharge portion.

Inventor(s): Yuichi TSUKAGUCHI, Kodai FUJITA, Sho NAKANO, Nobuhiro OKADA, Takeru HATANAKA, Nobuyuki TAKAHIRA

CPC Classification: B22D41/50 (CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES (shaping of plastics or substances in a plastic state ; metallurgical processing, selection of substances to be added to metal , ))

Search for rejections for patent application number 20250178081

@@ Line 23: / Line 23: @@
 <!-- JSON-LD markup for search engines:
-{"@context":"https://schema.org","@type":"TechArticle","headline":"20250178081. Immersion Nozzle (NIPPON STEEL)","name":"20250178081. Immersion Nozzle (NIPPON STEEL)","description":"Patent application abstract and classification for 20250178081 - Immersion Nozzle","datePublished":"2025-06-10","mainEntity":{"@type":"GovernmentPermit","permitType":"Patent Application","identifier":"20250178081","name":"Immersion Nozzle","additionalProperty":[{"@type":"PropertyValue","name":"Organization","value":"NIPPON STEEL CORPORATION"}]}}
+{"@context":"https://schema.org","@type":"TechArticle","headline":"20250178081. Immersion Nozzle (NIPPON STEEL)","name":"20250178081. Immersion Nozzle (NIPPON STEEL)","description":"Patent application abstract and classification for 20250178081 - Immersion Nozzle","datePublished":"2025-06-11","mainEntity":{"@type":"GovernmentPermit","permitType":"Patent Application","identifier":"20250178081","name":"Immersion Nozzle","additionalProperty":[{"@type":"PropertyValue","name":"Organization","value":"NIPPON STEEL CORPORATION"}]}}
 -->