1
Leonard Seglin, Erik Saller: Recovery of hydrocarbons from deep underground deposits of tar sands. Intercontinental Econergy Associates, Milton Zucker, June 5, 1984: US04452491 (180 worldwide citation)

A method is provided for mining deep tar sand deposits which minimizes energy losses and surface subsidance due to cavity collapse. A well is sunk through the overburden and tar sands deposit into the bedrock below the deposit; the well is sealed and pressurized with steam and inert gas. Hot aqueous ...


2
Erik Saller: Form coke production with recovery of medium BTU gas. FMC Corporation, Robert D Jackson, Frank Ianno, September 8, 1981: US04288293 (1 worldwide citation)

In the fluidized carbonization and calcination of coal to form a reactive coal calcinate for admixture with bituminous binder for briquetting, curing, and coking to produce form coke, the improvement of recovering medium BTU gases in the overheads by using as the fluidizing medium oxygen diluted wit ...


3

4

5

6

7

8

9