DIN EN ISO 15136-1:2010-04 Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 1: Pumps (ISO 15136-1:2009); English version EN ISO 15136-1:2009
2010DIN EN ISO 15136-1:2010-04 Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 1: Pumps (ISO 15136-1:2009); English version EN ISO 15136-1:2009
2010DIN EN ISO 15136-1:2010 Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 1: Pumps (ISO 15136-1:2009); English version EN ISO 15136-1:2009