Add oil proc and ore proc readme

ore_proc/README.md

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+# Ore processing
+
+## Centrifuge
+- Industrial Centrifuge Multiblock
+- Size: 3x3x3
+- Requires Inconel-792 (TPV coils, 1 stack) and Maraging Steel (EV mixer, 1.5 stacks)
+
+## Thermal Centrifuge
+- Large Thermal Refinery
+- Size: 3x2x3
+- Requires Talonite (TPV coils, small amounts) and red steel (~72) + black steel (~24)
+
+## Ore Washer
+- Ore Washing Plant
+- Size: 5x3x7
+- Requires Grisium (TPV coils, 6-7 stacks) and Talonite (~2.5 stacks)
+- Currently 1 for water/distilled water
+- Future: 
+    - 1 for sodium persulfate
+    - 1 for sulfuric acid
+    - 1 for mercury
+
+## Macerator
+- Industrial Maceration Stack
+- Size: 3x6x3
+- Requires lots of titanium (~350)
+
+## Sifter
+- Large Sifter
+- Size: 5x3x5
+- Requires lots of eglin and tumbaga