Berkel & Company Contractors, Inc.

États‑Unis d’Amérique

 
Quantité totale PI 4
Rang # Quantité totale PI 378 907
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 652 395

Brevets

Marques

4 0
0 0
0 0
0
 
Dernier brevet 2020 - Deformation-compliant rigid incl...
Premier brevet 1989 - Pile-forming apparatus for use i...

Derniers inventions, produits et services

2020 Invention Deformation-compliant rigid inclusions with embedded structural reinforcements. b) about the exte...
2014 Invention Reversible displacement auger tool. An auger assembly designed for creation of bores at sites whe...
2004 Invention Full-displacement pressure grouted pile system and method. An auger bit is provided for a foundat...
1998 Invention Pile forming apparatus. An improved lateral soil displacement and compaction auger (24) is provid...
1995 Invention Apparatus for monitoring grout pressure during construction of auger pressure grouted piling. An ...
1992 Invention Cleaning device for earth augers. Apparatus (30) is disclosed for preventing accumulation of debr...
1990 Invention Surge chamber for swing valve grout pumps. Improved apparatus (10) for pumping of a viscous, flow...
1989 Invention Pile-forming apparatus for use in low density overburden. An improved method and apparatus for th...