TRACTO-TECHNIK PAUL SCHMIDT SPEZIALMASCHINEN

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1284
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL466
 
  
 
B25D PERCUSSIVE TOOLS 218
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
B25G HANDLES FOR HAND IMPLEMENTS 113
 
  
 
E02F DREDGING; SOIL-SHIFTING 144
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7575071 Continuous mixing systemSep 21, 07Aug 18, 09[B01F]
6644887 Device for connecting a towed pipe to a towing apparatusJan 26, 01Nov 11, 03[F16L]
6406215 Positive connection between a pipe and a ring inserted into the pipeJun 30, 99Jun 18, 02[B25G]
6402524 Data transfer systemOct 08, 98Jun 11, 02[E21B]
6371220 Pneumatically reversible ram drilling toolDec 15, 99Apr 16, 02[E21B]
6364036 Automatic rod assemblyFeb 22, 00Apr 02, 02[E21B]
6352128 Steered-head ram drilling toolDec 21, 99Mar 05, 02[E21B]
6340270 Apparatus and method for the longitudinal splitting of pipes laid undergroundApr 02, 01Jan 22, 02[F16L, B23K]
6267187 Boring apparatus with coupling for rapid connection of drill string segmentsJun 16, 98Jul 31, 01[E21B]
6238141 Apparatus for static underground drillingMar 30, 99May 29, 01[E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6510905 Earth boring apparatusExpiredFeb 04, 00Jan 28, 03[E21B]
6491476 Method and apparatus for the trenchless laying of pipework undergroundExpiredApr 21, 99Dec 10, 02[F16L]
6244783 Widening apparatusExpiredApr 19, 99Jun 12, 01[F16L, E02F]
6199643 Method and apparatus for directional boringExpiredJul 27, 98Mar 13, 01[E21B]
6142244 Percussion boring machine with run monitoringExpiredDec 02, 97Nov 07, 00[E21B]
6012536 Method for steering a ground-drilling machineExpiredFeb 12, 97Jan 11, 00[E21B]
5954209 Boring rod magazineExpiredMar 12, 97Sep 21, 99[A47F]
5937954 Method for directional drillingExpiredMar 25, 97Aug 17, 99[E21B]
5937956 Ram boring machineExpiredDec 06, 96Aug 17, 99[E21B]
5924500 Steerable boring machineExpiredMay 21, 97Jul 20, 99[E21B]
5692576 Locating device for percussion boring machinesExpiredOct 25, 95Dec 02, 97[E21B]
5642786 Securing and tensioning device for a towing cable connected to a percussion boring machineExpiredJul 28, 95Jul 01, 97[E21B]
5560831 Method and apparatus for treating water used for washing agricultural products including coagulation and ozone treatmentExpiredJul 27, 94Oct 01, 96[C02F]
5234061 Percussion machine, for example self-propelled ram boring machineExpiredMar 12, 92Aug 10, 93[E21B]

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