JG

John L. Grisdale

CF Canadian Fracmaster: 1 patents #5 of 23Top 25%
📍 Calgary, CA: #2,769 of 5,407 inventorsTop 55%
Overall (All Time): #3,742,524 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5515920 High proppant concentration/high CO.sub.2 ratio fracturing system Samuel Luk 1996-05-14