C04B40/0003 - CPC Classification Index

ClassID:

89122 ⎘

C04B40/0003 - CPC Classification

Classification description:

Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability making use of electric or wave energy or particle radiation

Sub-classes:

C04B40/0007 » {Electric, magnetic or electromagnetic fields} 23
C04B40/001 » {Electromagnetic waves} 3
C04B40/0021 » {Sonic or ultrasonic waves, e.g. to initiate sonochemical reactions} 10

Recent Application in this class:

20170253527

2017-09-07

Composite fiber for the reinforcement of concrete

20140327186

2014-11-06

Rapid drying of ceramic greenwares

20060119017

2006-06-08

Method for making ceramic work piece and cermet work piece

20050208285

2005-09-22

Composite fiber cement article with radiation curable component