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KIEFEL EXTRUSION GMBH

Overview
  • Total Patents
    58
About

KIEFEL EXTRUSION GMBH has a total of 58 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Germany, EPO (European Patent Office) and Canada. Its main competitors in its focus markets machines, packaging and shipping and chemical engineering are TANIGAWA MOTOHIRO, GLOUCESTER ENG CO INC and FUJIAN UNIWIS IND CO LTD.

Patent filings in countries

World map showing KIEFEL EXTRUSION GMBHs patent filings in countries
# Country Total Patents
#1 Germany 25
#2 EPO (European Patent Office) 12
#3 Canada 11
#4 United States 10

Patent filings per year

Chart showing KIEFEL EXTRUSION GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hennes Jochen 21
#2 Hessenbruch Rolf 19
#3 Gandelheidt Edgar 17
#4 Butty Konrad 4
#5 Wittendorfer Reiner 2
#6 Plocher Hans 2
#7 Weinmann Manfred 1
#8 Schwaderlapp Thomas 1
#9 Ruff Hans-Albrecht 1
#10 Hennes Jochen Dr 1

Latest patents

Publication Filing date Title
DE102009037524A1 Cooling device for film in blown film system, has discharging unit discharging cooling fluid and exerting suction force on cooling force, and longitudinal distribution unit provided for distributing suction force on film
DE102007044323A1 External guide for film tube in blown film line, has guide plates with guiding surfaces aligned with respect to longitudinal axis, where guiding surfaces have base with uprising raised to axis for swirling air stream to flow along film tube
DE102007029310A1 Spiral distributor for a blown film plant
DE102006022123A1 Screw press for processing thermoplastic and non-crosslinking polymers
DE102005060979A1 Method and device for producing blown films of thermoplastics
DE102005006474A1 Blown tubular plastic production involves extruded tubular film passing expandable bellows which is internally cooled and held at pressure above atmospheric
DE102004055734A1 Method and device for right-handed and left-handed winding of material webs
DE102004029067A1 Device for handling a finished roll and a winding shaft on a winding device for material webs
DE102004017471B3 Transport roller for material webs
DE102004014096A1 Blow head with melt distribution by means of substantially horizontal helices
DE102004013649B3 Transport and cutting roller for a material web, on winding into a roll, has two inner moving cutting blades in angled slits at the roller mantle to prevent a side shift and turning of the cut section of the web
DE102004012488A1 Process for producing thermoplastic films
DE102004007929A1 Method and device for cleaning a blown head for plastic films
DE10360360A1 Apparatus for producing multilayer blown films of 9 (nine) layers
DE10355746A1 Calibration basket for blown film lines with cylindrical brush rollers as guide elements
DE10354503A1 Blown film system with a calibration basket as tube calibration and / or as tube guide
DE10352976A1 Flat laying device with spreading roller for blown film lines
DE10210845A1 Device for cooling blown film just before the take-off rolls
DE10210847A1 Distribution plates for distributing melts from the center to the individual layers in coextrusion blowing heads
DE10161591A1 Method for the automatic emptying and refilling of granule funnels for production conversion