Support and installation jack for hole forming devices and...

Supporting ring for use in the casting of concrete pipes

Supports for concrete formwork

Surface treated tire curing bladder, treatment composition...

Surface treating method and composition for cement

Surfaces' assembly fittings for the construction of concrete...

Swinging agitator for a gypsum calcining apparatus and the like

Swinging agitator for a gypsum calcining apparatus and the like

System and method for tuning a raw mix proportioning controller

System and method of making masonry blocks

System and process for introducing a rigid lance into a...

System for designing, previewing and cutting natural stone...

System for filling molds with cementitious concrete-like...

System for filling molds with cementitious concrete-like...

System for making composite blocks

System for the continuous manufacture of prefabricated...

System for the controlled production of concrete from mobile...

System for the production of cast concrete members

System for the profile machining with templates of slabs of...

System mixing preproportioned sealed-container- transported...