Karl Fischer Industrieanlagen GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2118
 
  
 
B01D SEPARATION 1133
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 126
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177
 
  
 
D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6162837 Method and device for the recovery of linear polyesterMar 08, 99Dec 19, 00[C08J]
6013756 Process for producing polyesters using titanium-containing catalyst-inhibitor combinationsFeb 12, 98Jan 11, 00[C08G]
5779986 Reactor device for free-flowing and higher-viscosity mediaDec 12, 95Jul 14, 98[B01F]
5773555 Method and apparatus for the production of polyamidesMar 13, 96Jun 30, 98[C08G]
5558678 Process and apparatus for continuous crystallization of plastic granulesJun 27, 95Sep 24, 96[B29B, B01D]
5439364 Apparatus for delivering and depositing continuous filaments by means of aerodynamic forcesOct 25, 93Aug 08, 95[D01D, B29C]
5207991 Reactor for highly viscous mediaApr 25, 91May 04, 93[B01J, B01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6194537 Nylon 6 chip and production of nylon 6 yarn and film and of further industrial articles from nylon 6ExpiredJan 13, 99Feb 27, 01[C08G]
5968557 Apparatus for manufacturing spun-bonded websExpiredNov 28, 95Oct 19, 99[B29C]
5583196 Melt formed from polyurethane and/or polyurethane urea elastomer and method for producing the sameExpiredApr 18, 95Dec 10, 96[C08G, C08K]
4758650 Process and apparatus for producing high molecular weight polyestersExpiredApr 27, 87Jul 19, 88[C08G]
4734263 Apparatus for the continuous demonomerization and postcondensation of Polyamide 6ExpiredJun 20, 85Mar 29, 88[B01J, B01F]
4584366 Process for the crystallizing, drying and aftercondensation of polycondensatesExpiredDec 20, 84Apr 22, 86[C08G]
4540774 Process for the continuous demonomerization and postcondensation of Polyamide 6 and device for carrying out this processExpiredOct 09, 84Sep 10, 85[C08F, C01F]
4318676 Device for spinning endless filamentsExpiredSep 08, 80Mar 09, 82[D01D]

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