38345 ⎘
Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes; Making tubes of special shape; Making tube fittings; Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
Process cooling rod
#2Process cooling rod
#3Asymmetric flow path topology
#4Method of forming stators for downhole motors
#5PRODUCTION METHOD AND PRODUCTION DEVICE FOR TUBE WITH SPIRALLY GROOVED INNER SURFACE
#6Asymmetric flow path topology
#7SHELL AND TUBE HEAT EXCHANGER, FINNED TUBES FOR SUCH HEAT EXCHANGER AND CORRESPONDING METHOD
#8Heat transfer surface
#9Method of producing inner spiral grooved tube and apparatus for producing inner spiral grooved tube
#10Device and method for forming inside three-dimensional finned tube by multi-edge ploughing and extruding
#11SHELL AND TUBE HEAT EXCHANGER, FINNED TUBES FOR SUCH HEAT EXCHANGER AND CORRESPONDING METHOD
#12Method of forming stators for downhole motors
#13Heat transfer surface
#14Method of producing inner spiral grooved tube and apparatus for producing inner spiral grooved tube
#15Production method and production device for tube with spirally grooved inner surface
#16Method for producing a rifled tube
#17Method for producing a gun barrel with integrally adjoining housing
#18Heat exchanger tube and methods for producing a heat exchanger tube
#19Method of manufacturing a hollow externally threaded fastener
#20In situ formation of threads throughout bore of sleeve inserted into substrate hole
#21Method of producing a heat exchanger tube
#22Process for transferring heat or modifying a tube in a heat exchanger
#23Tube Type Heat Exchanger and Manufacturing Method of the Same
#24Process for transferring heat or modifying a tube in a heat exchanger
#25In situ formation of threads throughout bore of sleeve inserted into substrate hole
#26Method of profiling a tube of given length
#27LIGHT GUIDE PANEL ASSEMBLIES
#28FLATTENED TUBES FOR USE IN HEAT EXCHANGERS AND OTHER SYSTEMS, AND ASSOCIATED METHODS OF MANUFACTURE AND USE
#29Heat exchanger tube and methods for producing a heat exchanger tube
#30Production method of internally ribbed steel tube and drawing plug for use therein
#31Production method of internally ribbed steel tube
#32Heat exchanger tube and method for producing it
#33Method of forming protrusions on the inner surface of a tube
#34Tube with fins having wings
#35Heat exchanger, heat exchanger tube and methods of making and using same
#36CONDENSING TUBE WITH CORRUGATED FINS
#37Method for making enhanced heat transfer surfaces
#38Structured heat exchanger tube and method for the production thereof
#39Retractable finning tool and method of using
#40Method of forming protrusions on the inner surface of a tube
#41High-performance and high-efficiency rolled fin tube and forming disk therefor
#42Retractable finning tool and method of using
#43High-performance and high-efficiency rolled fin tube and forming disk therefor
#44Apparatus for machining a cylinder bore surface and method of machining the cylinder bore surface using the apparatus
#45Method of manufacture of heat-exchanger tube structured on both sides
#46Split die for forming grooved workpiece
#47Apparatus and method for forming internally ribbed or rifled tubes
#48Heat transfer tube including enhanced heat transfer surfaces