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
Image heating apparatus
Edge alphas for image translation
Communicating channel state information using predictive vector quantization
Low-coupling oxide media (LCOM)
Stable pharmaceutical composition and methods of using same
Computer server capable of supporting CPU virtualization
Biomarker for Barrett's Oesophagus
  Randomly Featured Patents
Headset
Sports racket having a frame with discontinuous boundary
Suspension device
Grill brush with rectangular head
Semiconductor read-only memory device and method of fabricating the same
High efficiency multi-spectral optical splitter
Voltage probe testing device
Suramin and derivatives thereof as topical microbicide and contraceptive
Analytical previewing of multi-dimensional sales territory proposals
Vehicular steering control device