ข้อมูลProcesses, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability (by selecting active ingredients C04B0022000000-C04B0024000000; hardening of a well-defined composition C04B0026000000-C04B0028000000; making porous, cellular or lightening C04B0038000000)


เวอร์ชั่นข้อมูล

เวอร์ชั่น รหัส / code คำอธิบาย / code name เครื่องมือ
1 C04B0040000000 Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability (by selecting active ingredients C04B0022000000-C04B0024000000; hardening of a well-defined composition C04B0026000000-C04B0028000000; making porous, cellular or lightening C04B0038000000) 29/09/2562