Inventor
Shozo Murakami
Inventor
Kitakyushu, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C21Cprimary
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel60%
B03BSeparating solid materials using liquids or using pneumatic tables or jigs20%
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents20%
PatentTitleYear
4,434,976'Concentric multi-tube-system nozzle situated beneath the surface of the melt in a refining vessel'19844,395,283'Method of switching bottom-blown gases and apparatus therefor'19834,391,702'Method for classification of coals for coke production'19834,334,921'Converter steelmaking process'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1984Patents assigned to NIPPON STEEL CORP (4)· patent assignee history
1982–1984Based in Kitakyushu, JP· patent location history
1983Based in Himeji, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 4 | 1982–1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kitakyushu, JP | 3 | 1982–1984 |
| Himeji, JP | 1 | 1983 |