HARSCO CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E01B PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS 1012
 
  
 
C05D INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE83
 
  
 
B09C RECLAMATION OF CONTAMINATED SOIL 63
 
  
 
C05B PHOSPHATIC FERTILISERS65
 
  
 
C05G MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS 67
 
  
 
C05C NITROGENOUS FERTILISERS411
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
B61L GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC 323
 
  
 
B09B DISPOSAL OF SOLID WASTE 29
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR293

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0330,033 TRACK MAINTENANCE APPARATUS AND METHODJul 29, 15Nov 19, 15[E01B]
2014/0071,269 Reference Measurement System for Rail ApplicationsSep 06, 13Mar 13, 14[B61K, G01B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920487 Track maintenance apparatus and methodJul 29, 15Mar 20, 18[E01B]
9777440 Systems and methods for use in rail track correctionsSep 24, 14Oct 03, 17[E01B]
9656922 Coal refuse remediation processApr 29, 14May 23, 17[C05G, C05F, C05D, B09C, B09B]
9656923 Coal refuse horticultural blendApr 29, 14May 23, 17[C05D, C05B, B09B, A01G]
9605386 Rail vehicle having roller clamp assembly and towing armAug 12, 14Mar 28, 17[E01B]
9441330 Device for generating vertical force with rotating massFeb 20, 14Sep 13, 16[E01B, F16H]
9416060 Agricultural blend, agricultural binder system, and process of forming an agricultural blendFeb 03, 15Aug 16, 16[C09K, C05G, C05D, C05C, C05B, B09C, B01J]
9315428 Method of treating soil and a method of sequestering heavy metals in soilSep 09, 11Apr 19, 16[C05G, C05D, C05C, C05B, B09C, B01J]
9313832 Method and system for localized heat treating using susceptorOct 22, 12Apr 12, 16[H05B, B29C]
9221722 Agricultural blend and process of forming an agricultural blendApr 14, 14Dec 29, 15[C05G, C05D, C05C, C05B, B09C, B01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0333,428 AGRICULTURAL BINDER SYSTEM, AGRICULTURAL BLEND, AND PROCESS OF FORMING AN AGRICULTURAL BLENDAbandonedSep 09, 11Dec 19, 13[C05G]
8505459 Vertical force stabilizerExpiredJan 07, 11Aug 13, 13[E01B]
2013/0092,352 COOLER, STRUCTURE FOR TRANSPORTING AND METHOD OF TRANSPORTING THE SAMEAbandonedOct 14, 11Apr 18, 13[B65G, F28F]
2012/0192,756 RAIL VISION SYSTEMAbandonedJan 31, 11Aug 02, 12[G06F, E01B, G06K]
2011/0290,464 HEADER FOR HEAT EXCHANGER AND METHOD OF MAKING THE SAMEAbandonedMay 28, 10Dec 01, 11[B23P, F28F]
2011/0132,590 HELICALLY WOUND FINNED TUBES FOR HEAT EXCHANGERS AND IMPROVED METHOD FOR SECURING FINS AT THE ENDS OF THE TUBESAbandonedDec 08, 09Jun 09, 11[F28F, B21D]
2011/0083,578 BATTERY-POWERED RAIL VEHICLEAbandonedOct 07, 10Apr 14, 11[B24B, H02J, H02P, B61C, B60L]
7811379 Regenerated calcium aluminate product and process of manufactureExpiredApr 14, 10Oct 12, 10[C04B]
7727328 Regenerated calcium aluminate product and process of manufactureExpiredMay 16, 06Jun 01, 10[C04B]
5979692 Boss for composite pressure vessel having polymeric linerExpiredMar 13, 98Nov 09, 99[F17C]
5811341 Differential amplifier having unilateral field effect transistors and process of fabricatingExpiredDec 09, 96Sep 22, 98[H01L]
5327346 Automatic control for central tire inflation systemExpiredAug 23, 91Jul 05, 94[B60C]
5165453 Conduit containment systemExpiredMay 23, 91Nov 24, 92[F16L, H02G]
4953442 Magnetized ceramic armor systemExpiredJan 07, 86Sep 04, 90[F41H]
4918927 Cryogenic liquid containerExpiredSep 06, 89Apr 24, 90[F17C]
4899546 Cryogenic liquid containerExpiredNov 02, 88Feb 13, 90[F17C]
4818172 Parasitic craneExpiredAug 25, 87Apr 04, 89[B66C]
4812122 Artillery training apparatus with recoil/counterrecoil simulationExpiredMay 22, 86Mar 14, 89[F41F]
4741562 Multi-cell conduit connection jointExpiredDec 31, 86May 03, 88[F16L]
4735307 Projectile holder with extractor and locking assemblyExpiredSep 18, 86Apr 05, 88[F42B]

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