GB - Chinese national standards

Leak detection systemsPart 6Sensors in monitoring wells

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Leak detection systemsPart 7General requirements and test methods for interstitial spacesleak protecting linings and leak protecting jacket

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Head Protection—Code of practice for selection and use of industrial safety helmets

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Selection,use and maintenance of head protection equipments

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coal direct liquefactionDetermination of softening point of liquefaction residueRing and ball apparatus

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coal direct liquefactionDetermination of constituents of heavy productsSolvent extract

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coal direct liquefactionDetermination of apparent viscosity of coal-oil-slurry

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Forth flotation testingPart 1: Laboratory procedure

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Froth flotation testingPart 2: Sequential evaluation

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Froth flotation testingPart 3Release evaluation

Available languages: English, Chinese

Available design: electronic design (pdf), Print design