Inventor

Karl Brotzmann

Inventor

Sulzbach-Rosenberg, DE

Overview

43→

Patents

1976–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 43 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 steel38%

Y02PClimate change mitigation technologies in the production or processing of goods25%

C21BManufacture of iron or steel9%

F27BFurnaces, kilns, ovens or retorts in general4%

F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace4%

C10JProduction of producer gas, water-gas, synthesis gas from solid carbonaceous material, or mixtures containing these gases3%

C22CAlloys2%

G01FMeasuring volume, volume flow, mass flow or liquid level2%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry1%

B22DCasting of metals1%

PatentTitleYear

10,794,276Energy storage via thermal reservoirs and air turbines2020 10,151,007Method and device for supplying energy into a scrap metal pile in an electric arc furnace2018 9,200,338'Method for preheating iron agglomerates'2015 8,557,018'Process for improving energy supply to a scrap bulk'2013 6,952,971'Apparatus for measuring a mass flow'2005 6,402,805'Method for an improved energy input into a scrap bulk'2002 6,042,633'Process for post-combustion of reaction gases produced during the vacuum processing of steel'2000 6,030,431'Method for an improved energy input into a scrap bulk'2000 5,518,523'Converter process for the production of iron'1996 5,472,478'Reduction of metal oxides and vessel'1995 5,401,295'Smelting reduction method with high productivity'1995 4,861,368'Method for producing iron'1989 4,827,486'Process for increasing the energy input in electric arc furnaces'1989 4,798,624'Method for the melt reduction of iron ores'1989 4,772,318'Process for the production of steel from scrap'1988 4,673,167'Method for installing a converter bottom'1987 4,566,904'Process for the production of iron'1986 4,407,490'Method and a means for introducing close-grained carbonaceous fuels into an iron melting bath'1983 4,357,160'Process for improving the use of heat in steel production from solid iron material'1982 4,356,035'Steelmaking process'1982 4,348,227'Process for producing steel with low hydrogen content in a through-blowing oxygen converter'1982 4,330,326'Method and a means for introducing close-grained carbonaceous fuels into a molten iron bath'1982 4,322,244'Process for feeding carbon to an iron melt in a converter'1982 4,304,598'Method for producing steel from solid, iron containing pieces'1981 4,249,719'Tuyere for the injection of reaction gas'1981 4,198,230'Steelmaking process'1980 4,195,985'Method of improvement of the heat-balance in the refining of steel'1980 4,196,159'Process for increasing the life of the refractory masonry of metallurgical vessels'1980 4,171,971'Method of manufacturing hot metal'1979 4,165,980'Method of rapidly decarburizing ferro- alloys with oxygen'1979 4,139,370'Method of refining ferro-alloys'1979 4,123,259'Method for supplying thermal energy to steel melts'1978 4,062,657'Method and apparatus for desulphurizing in the gasification of coal'1977 4,052,197'Process for making steel from pig iron'1977 4,050,681'Apparatus for the controlled feeding of a refining gas and of a fluid protective medium'1977 4,047,707'Process and converter for refining liquid metals'1977 4,023,713'Apparatus for batchwise feeding of powders or particles'1977 3,970,444'Method for pouring steel during continuous casting'1976 3,960,546'Method for eliminating nose-skulls from steelmaking vessels'1976 3,950,161'Process for increasing the life of basic refractory linings in hearth-type furnaces'1976 3,945,820'Process and immersion lances for introducing oxygen into a metal melt'1976 3,938,790'Method and converter for refining pig-iron into steel'1976 3,932,172'Method and converter for refining pig-iron into steel'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1983Patents assigned to MAXIMILIANSHUETTE EISENWERK (19)· patent assignee history

1976–1989Based in Sulzbach-Rosenberg, DE· patent location history

1986–1989Patents assigned to KLOECKNER CRA TECH (6)· patent assignee history

1995–1996Patents assigned to TECH RESOURCES PTY LTD (3)· patent assignee history

1995–2020Based in Amberg, DE· patent location history

1995Based in Suizbach-Rosenberg, DE· patent location history

2000–2002Patents assigned to AIR LIQUIDE (2)· patent assignee history

2013–2015Patents assigned to BROTZMANN KARL (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MAXIMILIANSHUETTE EISENWERK	19	1976–1983
KLOECKNER CRA TECH	6	1986–1989
TECH RESOURCES PTY LTD	3	1995–1996
AIR LIQUIDE	2	2000–2002
BROTZMANN KARLself	2	2013–2015

Locations

Location	Patents	Span
Sulzbach-Rosenberg, DE	32	1976–1989
Amberg, DE	10	1995–2020
Suizbach-Rosenberg, DE	1	1995