Resources Contact Us Home
Browse by Category: Main > Material Science
Class Information
Number: 299/1
Name: Mining or in situ disintegration of hard material >

Sub-classes under this class:

Class Number Class Name Patents
299/1.05 Automatic control; signaling or indicating 61
299/10 Processes 85
299/19 Mine layouts 133
299/2 Tunnel recovery of fluid material 280
299/20 Expansible breaking-down devices 13
299/24 Ice-working devices 28
299/29 Hard material disintegrating machines 13
299/3 In situ conversion of solid to fluid 30
299/7 With separation of materials 59
299/79.1 Cutter tooth or tooth head 38
299/95 Miscellaneous 38

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Vehicle battery with cell balancing current paths and method of charging the same
Hand sign
Real-time pricing of shipping vendors
Method and apparatus for information exchange over a web based environment
Method for detecting directions of regularity in a two-dimensional image
Method and system for modularized configurable connector system for ethernet applications
Differentiated PSIP table update interval technology
  Randomly Featured Patents
Ejector device for direct injection fuel jet
Process for accelerating Pd/Sn seeds for electroless copper plating
Rotation angle detection apparatus
Diureides and their use
Color filter and method of fabricating a color filter
POS system, network system, method of generating printing data for POS system, and method of managing sales and advertisement information in network system
Attachment control device
Estimating link qualities in multi-carrier systems
CCD type solid-state imaging apparatus and manufacturing method for the same