LexDanaLexDanabeta
Inventor

Edgar Kraemer

Inventor
Hellange, LU

Overview

6→
Patents
1985–2013
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 6 as inventor

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

F27Bprimary
F27BFurnaces, kilns, ovens or retorts in general33%
C21BManufacture of iron or steel25%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace17%
F16LPipes8%
G01FMeasuring volume, volume flow, mass flow or liquid level8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
8,382,471'Multiple hearth furnace'20136,994,037'Rabble arm for a furnace'20066,802,710'Multiple hearth furnace'20045,166,589'Level probe for a shaft furnace'19924,582,302'Suspended tuyere stock removal device'19864,497,379'Modular pivotal fluidic joint systems and components thereof'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2013Patents assigned to WURTH PAUL SA (6)· patent assignee history
1985Based in Howald, LU· patent location history
1986–2013Based in Hellange, LU· patent location history
2013Patents assigned to HUTMACHER PATRICK (1)· patent assignee history
2013Patents assigned to KRAEMER EDGAR (1)· patent assignee history
2013Patents assigned to LONARDI EMILE (1)· patent assignee history
2013Patents assigned to TOCKERT PAUL (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WURTH PAUL SA61985–2013
HUTMACHER PATRICK12013
KRAEMER EDGARself12013
LONARDI EMILE12013
TOCKERT PAUL12013
Locations
LocationPatentsSpan
Hellange, LU51986–2013
Howald, LU11985