Inventor

Walter Weischedel

Inventor

Meerbusch, DE

Overview

1997–2013

Patent span

Mechanical engineering

Primary field (CPC F)

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

Y02Pprimary

Y02PClimate change mitigation technologies in the production or processing of goods19%

C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel14%

F27BFurnaces, kilns, ovens or retorts in general14%

B22DCasting of metals10%

C21BManufacture of iron or steel10%

F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace10%

F27MIndexing scheme relating to aspects of the charges or furnaces, kilns, ovens or retorts10%

C22CAlloys5%

F23DBurners5%

H05BElectric heating5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to MANNESMANN AG (1)· patent assignee history

1997Based in Dusseldorf, DE· patent location history

2002Based in Moerbusch, DE· patent location history

2011–2013Patents assigned to SMS SIEMAG AG (4)· patent assignee history

2011–2013Based in Meerbusch, DE· patent location history

2012–2013Patents assigned to WEISCHEDEL WALTER (2)· patent assignee history

2013Patents assigned to FALKENRECK UDO (1)· patent assignee history

2013Patents assigned to KLEINSCHMIDT GUIDO (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations