LD

Louis deVries

Chevron: 21 patents #181 of 4,788Top 4%
📍 Greenbrae, CA: #3 of 94 inventorsTop 4%
🗺 California: #25,620 of 386,348 inventorsTop 7%
Overall (All Time): #198,894 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
5714657 Natural gas conversion to higher hydrocarbons 1998-02-03
4814534 Addition of hydrogen and C2 to C4 hydrocarbons to the feed gas in the catalytic conversion of methane to higher molecular weight hydrocarbons P. R. Ryason 1989-03-21
4814538 Enhancing the reaction rate in high temperature, high space velocity catalytic conversion of methane to higher molecular weight hydrocarbons P. R. Ryason 1989-03-21
4734537 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst P. R. Ryason 1988-03-29
4731498 Enhancing the production of higher molecular weight hydrocarbons from lower molecular weight hydrocarbons by the additions of aluminum vapor to the feed P. R. Ryason 1988-03-15
4709108 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst P. R. Ryason 1987-11-24
4704487 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (IV-B) Porter R. Ryason 1987-11-03
4704488 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (111-A) P. R. Ryason 1987-11-03
4704493 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal compound-containing catalyst (II-A) P. R. Ryason 1987-11-03
4599474 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a metal-containing catalyst P. R. Ryason 1986-07-08
4507517 Conversions of low molecular weight hydrocarbons to higher molecular weight hydrocarbons using a boron compound containing catalyst P. R. Ryason 1985-03-26
4402840 Antioxidant combinations of molybdenum complexes and organic sulfur compounds for lubricating oils John M. King 1983-09-06
4394279 Antioxidant combinations of sulfur containing molybdenum complexes and aromatic amine compounds for lubricating oils John M. King 1983-07-19
4370246 Antioxidant combinations of molybdenum complexes and aromatic amine compounds John M. King 1983-01-25
4369119 Antioxidant combinations of molybdenum complexes and organic sulfur compounds for lubricating oils John M. King 1983-01-18
4285822 Process for preparing a sulfurized molybdenum-containing composition and lubricating oil containing the composition John M. King 1981-08-25
4283295 Process for preparing a sulfurized molybdenum-containing composition and lubricating oil containing said composition John M. King 1981-08-11
4265773 Process of preparing molybdenum complexes, the complexes so-produced and lubricants containing same John M. King 1981-05-05
4263152 Process of preparing molybdenum complexes, the complexes so-produced and lubricants containing same John M. King 1981-04-21
4261843 Reaction product of acidic molybdenum compound with basic nitrogen compound and lubricants containing same John M. King 1981-04-14
4259194 Reaction product of ammonium tetrathiomolybdate with basic nitrogen compounds and lubricants containing same John M. King 1981-03-31
4259195 Reaction product of acidic molybdenum compound with basic nitrogen compound and lubricants containing same John M. King 1981-03-31