Inventor

Sueki Kubo

Inventor

Kitakyushu, JP

Overview

1978–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 13 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F27Dprimary

F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace33%

C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel27%

B05BSpraying apparatus13%

C21BManufacture of iron or steel7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

B01DSeparation3%

B28CPreparing clay3%

C04BLime, magnesia3%

F23JRemoval or treatment of combustion products or combustion residues3%

PatentTitleYear

10,974,196Flue gas denitration system, incinerator, and flue gas denitration method2021 5,415,692'Apparatus for applying material against the wall of a molten metal discharging hole'1995 5,259,880'Projection molten impeller for concave section used in apparatus'1993 4,431,169'Method and apparatus for preventing the inclusion of slag into the molten steel tapped from a converter'1984 4,283,042'Method for repairing the tap hole of a converter'1981 4,265,433'Apparatus for repairing the tap hole of a converter'1981 4,225,083'Apparatus for applying refractory material onto the inner surface of a furnace'1980 4,222,522'Apparatus for applying refractory material onto the inner surface of a furnace'1980 4,218,989'Apparatus for applying refractory material onto the inner surface of a furnace under monitoring by a TV camera'1980 4,127,626'Method and apparatus for automatically repairing the lining of a furnace'1978 4,120,260'Apparatus for applying refractory material onto the inner surface of a furnace'1978 4,106,760'Apparatus for repairing the furnace lining with a spray pipe of non-circular hollow cross section'1978 4,085,894'Apparatus for automatically repairing the lining of a furnace'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1995Patents assigned to KUROSAKI REFRACTORIES CO (12)· patent assignee history

1978–1995Based in Kitakyushu, JP· patent location history

1978Based in Kitayushu, JP· patent location history

1984Patents assigned to NISSHIN STEEL CO LTD (1)· patent assignee history

2021Patents assigned to HITACHI ZOSEN CORP (1)· patent assignee history

2021Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KUROSAKI REFRACTORIES CO	12	1978–1995
HITACHI ZOSEN CORP	1	2021
NISSHIN STEEL CO LTD	1	1984

Locations

Location	Patents	Span
Kitakyushu, JP	11	1978–1995
Osaka, JP	1	2021
Kitayushu, JP	1	1978