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STAL LAVAL APPARAT AB

Overview
  • Total Patents
    166
About

STAL LAVAL APPARAT AB has a total of 166 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Sweden, United Kingdom and France. Its main competitors in its focus markets thermal processes, materials and metallurgy and chemical engineering are SCHMIDT SCHE HEISSDAMPFGMBH, REKUPERATOR K G DR ING SCHACK and ECONOTHERM UK Ltd.

Patent filings per year

Chart showing STAL LAVAL APPARAT ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bratthell L 19
#2 Greis Ingemar 11
#3 Henriksson E 9
#4 Ingesson L-O 8
#5 Oestlund Artur 7
#6 Bergehed Yngve 6
#7 Ostlund A 6
#8 Berkestad Karl-Erik 5
#9 Stendahl G 5
#10 Bratthall Lars 5

Latest patents

Publication Filing date Title
FR2528149A1 Evaporator water distribution system - has several spouts providing uniform water flow and suction pump for eliminating air pockets
FR2528156A1 Evaporator for heat pump installation - has upper distribution tank with inclined inlet nozzles
DE3313543A1 INTERMEDIATE HEATER
DE3244975A1 DEVICE FOR CONTROLLING THE PRESSURE IN GIESSPFANEN
EP0075811A1 Apparatus for heating a liquid or gaseous medium
US4467635A Leak detection in heat exchanger tubes and their tube sheet connections
SE8105641L Water heating and evaporation appts. - uses pipe coils inside electrical induction coils for fluid or gas heater
US4371033A Gas-to-gas heat exchanger
EP0036177A1 Fluidized bed heat exchanger
US4257478A Gaseous media heat exchanger
DE2925649A1 HEAT EXCHANGER FOR THE TRANSFER OF HEAT BETWEEN GAS-SHAPED MEDIA
DE2914112A1 PROCEDURE FOR REMOVING A DUST LAYER IN HEAT EXCHANGERS
ES477577A1 Apparatus for cooling dust-containing gas
DE2850367A1 STEAM BOILER OR HEAT EXCHANGER FOR THE RECOVERY OF ENERGY FROM DUSTY EXHAUST GASES
DE2846549A1 HEAT EXCHANGER WITH PIPE COILS ARRANGED BETWEEN TWO SUPPORTING WALLS
DE2841997A1 DEVICE FOR HEATING POURS, CONVERTERS O.AE. CONTAINED
DE2841469A1 PREHEATING ARRANGEMENT FOR CASTING PANS, CONVERTER AND OU. BARRELS
SE7809667L Device for utilising contaminated steam
ATA549677A Device on a intermediate heater od. dgl.
DE2647223A1 ARRANGEMENT FOR STRENGTHENING FINED TUBES IN HEAT EXCHANGERS