Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/238
Name: Hydraulic and earth engineering > Foundation > Columnar structure (e.g., pier, pile) > Process or apparatus for installing > Casting in situ hardenable fluent material > Forming subsurface enlargement > Preformed enlargement cavity
Description: Method or apparatus including a step or means for forming an enlarged portion in an excavation prior to introducing a charge of flowable hardenable material therein to form the enlargement.










Patents under this class:

Patent Number Title Of Patent Date Issued
7097388 Grout injecting/structure anchoring system Aug. 29, 2006
6971821 Grout injecting/structure anchoring system Dec. 6, 2005
6821056 Grout injecting/structure anchoring system Nov. 23, 2004
6354768 Soil reinforcement method and apparatus Mar. 12, 2002
6354766 Methods for forming a short aggregate pier and a product formed from said methods Mar. 12, 2002
4701078 Pile construction method for improving bearing power Oct. 20, 1987
4621948 Tunnel lining form Nov. 11, 1986
4431341 Construction of a concrete lined chamber Feb. 14, 1984
4411557 Method of making a high-capacity earthbound structural reference Oct. 25, 1983
4147457 Method and an apparatus for driving sheet piles into the ground Apr. 3, 1979
4116012 Method of obtaining sufficient supporting force for a concrete pile sunk into a hole Sep. 26, 1978
4060994 Process for providing a foundation pile for alternating compressive and tractive stresses and a pile thus provided Dec. 6, 1977
3938344 Earth auger and method for driving piles and the like by means of said earth auger Feb. 17, 1976











 
 
  Recently Added Patents
Processing financial documents
Fabrication of thin pellicle beam splitters
Chemically resistant membranes, coatings and films and methods for their preparation
Method and a system for registering a 3D pre-acquired image coordinates system with a medical positioning system coordinate system and with a 2D image coordinate system
Ionization device, mass spectrometer including the ionization device, and image generation system including the ionization device
Luggage wheel housing with wheel
Refuelable battery-powered electric vehicle
  Randomly Featured Patents
Solar cell device and method of producing the same
Brake friction material with reinforcement material
Optical glass for molding
Apparatus for carrying cargo
Method and apparatus for detecting malfunctions in communication systems
Radiation emitting apparatus with spatially controllable output energy distributions
Method, system and apparatus for retarding fire
Integral pneumatic dispenser and method for controlling same
Semiconductor/printed circuit board assembly
Use of hyaluronidase in the manufacture of an ophthalmic preparation for liquefying vitreous humor in the treatment of eye disorders