초록 ▼

Integrated air-separation process and plant, including at least two air separation units (1, 101), an air compressor (13), which feeds a combustion chamber and at least one of the air separation units with compressed air, and at least one dedicated air compressor (21, 121) feeding one or both of the

Integrated air-separation process and plant, including at least two air separation units (1, 101), an air compressor (13), which feeds a combustion chamber and at least one of the air separation units with compressed air, and at least one dedicated air compressor (21, 121) feeding one or both of the air separation units, so that, if both air separation units receive air from the compressor (13), the proportions of air coming from the air compressor are different in the case of the two air separation units.

대표청구항 ▼

Integrated air-separation process and plant, including at least two air separation units (1, 101), an air compressor (13), which feeds a combustion chamber and at least one of the air separation units with compressed air, and at least one dedicated air compressor (21, 121) feeding one or both of the

Integrated air-separation process and plant, including at least two air separation units (1, 101), an air compressor (13), which feeds a combustion chamber and at least one of the air separation units with compressed air, and at least one dedicated air compressor (21, 121) feeding one or both of the air separation units, so that, if both air separation units receive air from the compressor (13), the proportions of air coming from the air compressor are different in the case of the two air separation units. separating said first handle part and said second handle part, said central handle part further comprising: at least two central attachment openings piercing said central handle part to allow passage of said attachment means through said central handle part; a central front, aligned with said first and said second fronts to form; a front knife face, perpendicular to said first and said second handle external user surfaces of said first and said second handle parts; a central rear, opposite to said central front and aligned with said first and said second rears to form; a rear knife face; perpendicular to said first and said second handle external user surfaces of said first and said second handle parts and at opposite ends of said first and second handle external user surfaces from said front knife face; a central top, positioned between said central front and said central rear, perpendicular to said first and said second external user surfaces, said first and said second blade holder surfaces, and aligned with said angled first and said angled second tops to form; a top knife face, perpendicular to said first and said second handle external user surfaces; a central bottom, angled to and positioned between said central front and said central rear and opposite and parallel to said central top, and aligned with said first and said second bottoms to form; a bottom knife face, perpendicular to said first and said second handle external user surfaces; a first central blade supporting surface in contact with one of either said first handle part or said second handle part, further comprising: a first top raised track, contacting and parallel to said first depression top edge; and a first bottom raised track, parallel to said top raised track as well as said central top and said central bottom of said central handle part and extending from said central front of said central handle part towards said central rear and in contact with said first depression top edge; a second central blade supporting surface, parallel and opposite to said first central blade supporting surface, which is a mirror image of said first central blade supporting surface, and is in contact with said first handle part or said second handle part, whichever is not in contact with said first central blade supporting surface, further comprising: a second top raised track, contacting and parallel to said second depression top edge; and a second bottom raised track, parallel to said top raised track as well as said central top and said central bottom of said central handle part and extending from said central front of said central handle part towards said central rear and in contact with said second depression top edge; two blade holders, each blade holder further comprising: a blade surface, having: a blade surface top on one end, said blade surface top being bent at a greater than ninety degree angle and a blade surface bottom opposite said blade surface top; a handle surface, parallel to said blade surface; a tab end at an angle to and separating said blade surface top and said blade surface bottom; and a raised lever, connected to said blade holder by said tab end and positioned to fit through said first slot or said second slot. 2. A utility knife comprising: an attachment means; a first handle part further comprising: at least two first attachment openings piercing said first handle part to allow passage of said attachment means through said first handle part; a first front; a first rear, opposite said first front; a first top, angled to said first front and said first rear and positioned longitudinally between; a first bottom, angled to said first front and said first rear and positioned longitudinally between and opposite but parallel to said first top; a first external user surface, perpendicular to said first front, said first rear, said first top, and said first bottom and running longitudinally parallel t o said first top and said first bottom; a first blade holder surface parallel to said external user surface, further comprising: a first rectangular blade holder depression, indented into said first blade holder surface and parallel to said first top and said first bottom, extending inwardly from said first front toward said first rear, said first rectangular blade depression having a first depression top edge and a first depression bottom edge; a first slot piercing said first handle part, parallel to said first top and said first bottom; a second handle part parallel to said first handle part and essentially a mirror image of said first handle part; said second handle part further comprising: at least two second attachment openings piercing said second handle part to allow passage of said attachment means through said second handle part; a second front; a second rear, opposite said second front; a second top, angled to said second front and said second rear and positioned longitudinally between; a second bottom, angled to said second front and said second rear and positioned longitudinally between and opposite but parallel to said second top; a second external user surface, perpendicular to said second front, said second rear, said second top, and said second bottom and running longitudinally parallel to said second top and said second bottom; a second blade holder surface parallel to said second external user surface, further comprising: a second rectangular blade holder depression, indented into said second blade holder surface and parallel to said second top and said second bottom, extending inwardly from said second front toward said second rear, said second rectangular blade depression having a second depression top edge and a second depression bottom edge; a second slat piercing said second handle part, parallel to said second top and said second bottom; a central handle part, positioned between said first handle part and said second handle part and separating said first handle part and said second handle part, said central handle part further comprising: at least two central attachment openings piercing said central handle part to allow passage of said attachment means through said central handle part; a central front, aligned with said first and said second fronts to form; a front knife face, perpendicular to said first and said second handle external user surfaces of said first and said second handle parts; a central rear, opposite said central front and aligned with said first and said second rears to form; a rear knife face, perpendicular to said first and said second handle external user surfaces of said first and said second handle parts and at opposite ends of said first and second handle external user surfaces from said front knife face; a central top, angled to said central front and said central rear and positioned longitudinally between, perpendicular to said first and said second external user surfaces, said first and said second blade holder surfaces, and aligned with said first and said second tops to form; a top knife face, perpendicular to said first and said second handle external user surfaces and angled to said front knife face; a central bottom, angled to and positioned longitudinally between said central front and said central rear and opposite and parallel to said central top, and aligned with said first and said second bottoms to form; bottom knife face, perpendicular to said first and said second handle external user surfaces and angled to said front knife face; a first central blade supporting surface in contact with one of either said first handle part or said second handle part, further comprising: a first top raised track, contacting and parallel to said first depression top edge; and a first bottom raised track, parallel to said top raised track as well as said central top and said central bottom of said central handle part and extending inwardly