Something like the following within config.lua would likely do the job:
-- Pyanodon's Petroleum Handling
addItem ("sulfur-patch", "Sulfur", "sulfur")
addItem ("oil-sand", "Oil Sand", "oil-sand")
addItem ("rare-earth-bolide", "Rare Earth", "rare-earth-ore")
addFluid ("oil-mk01", "Oil Mk1", "crude-oil")
addFluid ("oil-mk02", "Oil Mk2", "crude-oil")
addFluid ("oil-mk03", "Oil Mk3", "crude-oil")
addFluid ("oil-mk04", "Oil Mk4", "crude-oil")
addFluid ("tar-patch", "Tar", "tar")