F17D - Pipe-line systems; Pipe-lines

More topics under "F17D - Pipe-line systems; Pipe-lines" (16,087)
F17D 1 - Pipe-line systems (8,074)
F17D 3 - Arrangements for supervising or controlling working operations (4,120)
F17D 5 - Protection or supervision of installations (3,893)

Patents for F17D - Pipe-line systems; Pipe-lines (16)
05/2012
05/09/2012	EP1668287B1 Positive pressure gas jacket for a natural gas pipeline
09/2009
09/16/2009	CN100540128C Multi fluid injection mixer
01/2009
01/14/2009	EP1664618B1 Device for generating and maintaining a desired pressure/flow
07/2008
07/15/2008	CA2536496C Positive pressure gas jacket for a natural gas pipeline
10/2007
10/02/2007	US7275599 Positive pressure gas jacket for a natural gas pipeline
09/2007
09/05/2007	CN101031353A Multi fluid injection mixer
10/2006
10/26/2006	US20060237195 Positive pressure gas jacket for a natural gas pipeline
06/2006
06/14/2006	EP1668287A1 Positive pressure gas jacket for a natural gas pipeline
06/07/2006	EP1664618A1 Device for generating and maintaining a desired pressure/flow
02/2006
02/23/2006	WO2006019341A1 Device for generating and maintaining a desired pressure/flow
03/2005
03/17/2005	WO2005024289A1 Positive pressure gas jacket for a natural gas pipeline
02/2000
02/17/2000	CA2304218A1 Safety device for fluid dispensing installation
03/1989
03/21/1989	CA1251407A1 Crack stopping in pipelines
07/1987
07/28/1987	US4682632 Crack stopping in pipelines
04/1986
04/16/1986	EP0178248A2 Steel pipe as a crack stopper for gas main
11/1980
11/11/1980	US4232703 Safety close-off valve arrangement for pipe conduit systems and installations