Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/148
Name: Hydraulic and earth engineering > Underground passageway, e.g., tunnel > Boring > Work platform
Description: Method or apparatus wherein an artificial support for equipment or personnel is provided.










Patents under this class:

Patent Number Title Of Patent Date Issued
8591151 Forming a shaft for an underground mine Nov. 26, 2013
8485608 Heading or extraction machine Jul. 16, 2013
7156582 Inspectable tunnel for underground pipes and cables Jan. 2, 2007
6698978 Rock drilling rig Mar. 2, 2004
5302052 Underground work chamber assembly and method for the construction thereof Apr. 12, 1994
4986374 Apparatus for driving an upwardly directed shaft in rock Jan. 22, 1991
4913587 Form assembly for making covering wall of tunnel made by shield type excavator Apr. 3, 1990
4818025 Narrow opening mechanical miner Apr. 4, 1989
4280771 Apparatus for distributing concrete, especially in the shuttering of gallery linings in mine and tunnel workings Jul. 28, 1981
4051682 Method for installing ceiling panels in a tunnel Oct. 4, 1977
3970200 Gantry Jul. 20, 1976











 
 
  Recently Added Patents
Method and apparatus for image sensor packaging
Electromagnetic bandgap structure and printed circuit board
Sensor chip, sensor cartridge, and analysis apparatus
Agglutination judgment method
Apparatus and method for categorizing services using canonical service descriptions
Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems
Eye therapy system
  Randomly Featured Patents
Fixing device with a selectively movable cover
Pharmaceutically active agents that impede the formation of amyloid by impeding the genesis or growth of DMS
Structure and fabrication method for resistance-change memory cell in 3-D memory
Catalytic cracking of hydrocarbons
Bulk handling apparatus
Machine for feeding, cutting, spacing and accumulating articles
Aromatic sulfone hydroxamic acids and their use as protease inhibitors
Light-emitting diode with an electrically conductive window
Flow cytometric detection method for DNA samples
Prefetch system for memory controller