Inventor

ROLLMANN LOUIS D

US31 patents

⚠️ This page may combine multiple inventors who share the name “ROLLMANN LOUIS D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROLLMANN LOUIS D

MOBIL OIL CORP

Zeolite synthesis

Synthesis of zeolite ZSM-5

ZSM-5 containing aluminum-free shells on its surface

Directed crystallization of synthetic aluminosilicates

Method of preparing silico-crystal ZSM-48

Continuous-stream upflow zeolite crystallization apparatus

Deasphalting process

Method for production of heavy oil from tar sands

Sorbent for removing metals from fluids

Synthesis ZSM-48

Synthesis of ZSM-5 utilizing a mixture of quaternary ammonium ions and amines

Polysilicate esters for oil reservoir permeability control

Preparing metal-exchanged highly siliceous porous crystalline materials

Selective production of olefins

Desulfurization and demetalation of heavy charge stocks

Process for the visbreaking of high-metals crudes and resids

Sorbent for removing metals from fluids

ZSM-5 particle containing aluminum-free shells on its surface

Catalytic conversion with zsm-35

Manufacture of crystalline aluminosilicate zeolites

Polysilicate esters for oil reservoir permeability control

Selective production of aromatics

Preparation and use of reactive dispersions

Upgrading heavy crude oils to lighter products with a dispersed zeolite

Metals beneficiation process

MOBIL CORP

ZSM-5 Containing aluminum-free shells on its surface

Manufacture of nitrogenous zeolites

Manufacture of synthetic mordenite

Visbreaking process for demetalation and desulfurization of heavy oil

EXXONMOBIL CHEM PATENTS INC

Synthesis of ZSM-5 and ZSM-11

EXXONMOBIL OIL CORP

Synthetic crystalline MCM-69, its synthesis and use