GB - Chinese national standards

Titanium alloy tubing and casing

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Petroleum and natural gas industries—Titanium alloy induction bends

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Image produced by 16mm motion-picture camera aperture--Position and dimensions

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

(U-Th)/He isotope determination and age calculation method of apatite and zircon

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Determination of the dropping point of grease—Automatic method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Petroleum products and other liquids—Determination of total acidity in ethanol—Potentiometric titration method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical specification for recovery of venting gas for transmission pipelines

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Failure analysis method for oil and gas transportation pipeline girth welds

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical specification for ecological restoration of coal gangue piles

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Design specification for produced water treatment of coalbed methane well

Available languages: English, Chinese

Available design: electronic design (pdf), Print design