Search Results

Displaying records 121 to 124 (of 124)
Page 7 of 7:
[ 1 2 3 4 5 6 7 ]

Patent #:	869315 Read More
Inventor:	Zerb, Donald L.
Invention:	Fluid Operated Safety Valve
Location:	Edmonton
Date:	27/04/71
Category:	Unclassified T&E;

Patent #:	869349 Read More
Inventor:	Zerb, Donald L.
Invention:	Bottom Hole Sampler
Location:	Edmonton
Date:	27/04/71
Category:	Mining T&E;

Patent #:	860872 Read More
Inventor:	Zubryckyj, Nicolas
Invention:	Production of Super-Purity Nickel Powder
Location:	Sao Paulo, Brazil
Date:	12/01/71
Category:	Chemical T&E;

Patent #:	864453 Read More
Inventor:	Zubryckyj, Nicolas
Invention:	Process for Treating Low-Iron Nickeliferous Ores
Location:	Fort Saskatchewan
Date:	23/02/71
Category:	Chemical T&E;