GRAENGES ENG AB has a total of 44 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Sweden, United Kingdom and Germany. Its main competitors in its focus markets materials and metallurgy, thermal processes and surface technology and coating are GUANGDONG HONGTAI NANTONG PRECISION TECH CO LTD, AG INDUSTRIES INC and THYSSENKRUPP NIROSTA GMBH.
# | Industry | |
---|---|---|
#1 | Materials and metallurgy | |
#2 | Thermal processes | |
#3 | Surface technology and coating | |
#4 | Chemical engineering | |
#5 | Packaging and shipping | |
#6 | Machine tools |
# | Technology | |
---|---|---|
#1 | Metal tempering | |
#2 | Casting metal | |
#3 | Metal production and refining | |
#4 | Details of furnaces | |
#5 | Coating metallic material | |
#6 | Separation | |
#7 | Building materials | |
#8 | Treatment of glass | |
#9 | Packaging | |
#10 | Soldering, welding and flame cutting |
# | Name | Total Patents |
---|---|---|
#1 | Stockinger W | 4 |
#2 | Erixson John | 2 |
#3 | Peterson Rune | 2 |
#4 | Johansson F | 2 |
#5 | Ljungstroemer L | 2 |
#6 | Erixon J | 1 |
#7 | Hamrin Bo Goeran | 1 |
#8 | Soederberg | 1 |
#9 | Lars Einar Ljungstromer | 1 |
#10 | Von Hofsten B E | 1 |
Publication | Filing date | Title |
---|---|---|
US3981754A | Method for heating sheet metal | |
GB1491379A | Method of casting ingots in moulds and apparatus for carrying out the method | |
GB1474590A | Casting ingots | |
GB1402780A | Method of heating goods and a heating furnace | |
DE2309245A1 | CONTINUOUS PROCEDURE FOR HEATING METALLIC MATERIAL IN AN OVEN | |
GB1377020A | Method for heating sheet metal and a furnace for carrying out the method | |
DE2231827A1 | Mercury recovery still - with water scrubber and tank condenser | |
US3865177A | Method of bottom-casting ingots | |
GB1394905A | Method and apparatus in the casting of ingots by bottom- pouring techniques | |
BE771288A | Ingot - casting - in tiltable moulds and appts for tilting moulds and treating ingots | |
ES394236A3 | Method of casting in gutters. (Machine-translation by Google Translate, not legally binding) | |
GB1356171A | Method of casting ingots and a machine for carrying out the method |