{"id":{"repo_id":"rice","oai_identifier":"oai:repository.rice.edu:1911/90300"},"canonical_url":"https://search.dev.ndltd.org/etd/rice/oai:repository.rice.edu:1911/90300","repository":{"repo_id":"rice","name":"Rice University","base_url":"https://repository.rice.edu/server/oai/request"},"display":{"title":"A study of some factors affecting the efficiency of cracking catalysts","abstract":"The superiority as cracking catalysts of synthetic alumino-silicates to natural alumino-silicates has become evident in the last few years of the development of catalytic cracking. Unpublished results in this laboratory have confirmed this fact. The purpose of this investigation was to learn whether the lower efficiency of clays, which are natural alumino-silicates, is due to differences in certain measurable physical properties, such as surface area, pore sizes, porosity, and density, or to differences in the chemical nature of the surface.","abstract_html":"The superiority as cracking catalysts of synthetic alumino-silicates to natural alumino-silicates has become evident in the last few years of the development of catalytic cracking. Unpublished results in this laboratory have confirmed this fact. The purpose of this investigation was to learn whether the lower efficiency of clays, which are natural alumino-silicates, is due to differences in certain measurable physical properties, such as surface area, pore sizes, porosity, and density, or to differences in the chemical nature of the surface.","abstract_has_math":false,"creators":["Matthews, C. S. (Charles Sedwick), 1927-"],"institution":"Rice University","degree_name":"Master of Science","degree_level":"Masters","degree_discipline":"Engineering","degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1943,"date_issued":"1943","date_published":"1943","updated_at":"2026-07-24T04:10:15Z","subjects":[],"languages":["eng"],"rights":["Copyright is held by the author, unless otherwise indicated. Permission to reuse, publish, or reproduce the work beyond the bounds of fair use or other exemptions to copyright law must be obtained from the copyright holder."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/1911/90300","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Matthews, C. S. 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The purpose of this investigation was to learn whether the lower efficiency of clays, which are natural alumino-silicates, is due to differences in certain measurable physical properties, such as surface area, pore sizes, porosity, and density, or to differences in the chemical nature of the surface."]},{"key":"dc:title","label":"Title","values":["A study of some factors affecting the efficiency of cracking catalysts"]}]}],"canonical_facts":{"dc:creator":["Matthews, C. S. (Charles Sedwick), 1927-"],"dc:date.accessioned":["2016-04-22T22:00:41Z"],"dc:date.available":["2016-04-22T22:00:41Z"],"dc:date.issued":["1943"],"dc:description.abstract":["The superiority as cracking catalysts of synthetic alumino-silicates to natural alumino-silicates has become evident in the last few years of the development of catalytic cracking. Unpublished results in this laboratory have confirmed this fact. The purpose of this investigation was to learn whether the lower efficiency of clays, which are natural alumino-silicates, is due to differences in certain measurable physical properties, such as surface area, pore sizes, porosity, and density, or to differences in the chemical nature of the surface."],"dc:identifier.uri":["https://hdl.handle.net/1911/90300"],"dc:language.iso":["eng"],"dc:rights":["Copyright is held by the author, unless otherwise indicated. Permission to reuse, publish, or reproduce the work beyond the bounds of fair use or other exemptions to copyright law must be obtained from the copyright holder."],"dc:title":["A study of some factors affecting the efficiency of cracking catalysts"],"dc:type":["Thesis"],"thesis:degree_discipline":["Engineering"],"thesis:degree_level":["Masters"],"thesis:degree_name":["Master of Science"],"thesis:institution_name":["Rice University"]},"updated_at":"2026-07-24T04:10:15Z"}